Attachment 44985 Details for Bug 35733 – The perf.data.good which head -1500

The perf.data.good which head -1500

perf.data.good_1500 (text/plain), 78.63 KB, created by meng on 2011-03-29 01:04:11 UTC

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Description:

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MIME Type:

Creator: meng

Created: 2011-03-29 01:04:11 UTC

Size: 78.63 KB

patch

obsolete

># Events: 66K cycles
>#
># Overhead          Command                       Shared Object                                        Symbol
># ........  ...............  ..................................  ............................................
>#
>    50.08%           tomboy  [unknown]                           [.] 0x4200ef23      
>                     |
>                     --- 0x41b11188
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x41b11180
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef34
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200eeed
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x41b111fc
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200eef2
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200eee8
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x41b111c2
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef23
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x41b111bd
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200eef0
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef1b
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x41b111a5
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef2b
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef13
>                         0x41b11090
>                         0x41b10934
>
>                     |
>                     --- 0x4200ef1f
>                         0x41b11090
>                         0x41b10934
>
>     6.13%                X  [i915]                              [k] i915_gem_object_put_fence
>                          |
>                          --- i915_gem_object_put_fence
>                             |          
>                             |--94.44%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--60.53%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--97.21%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --2.79%-- i915_gem_object_put_fence
>                             |          |                     drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --39.47%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--4.60%-- drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--0.93%-- do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                              --0.02%-- [...]
>
>     5.58%                X  [kernel.kallsyms]                   [k] copy_user_generic_string
>                          |
>                          --- copy_user_generic_string
>                             |          
>                             |--89.63%-- i915_gem_object_put_fence
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--8.12%-- do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--1.68%-- drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                              --0.57%-- [...]
>
>     2.67%                X  libdrm_intel.so.1.0.0               [.] drm_intel_gem_bo_process_reloc2
>                          |
>                          --- drm_intel_gem_bo_process_reloc2
>
>     1.76%                X  intel_drv.so                        [.] i965_composite
>                          |
>                          --- i965_composite
>                             |          
>                             |--8.46%-- 0x3
>                             |          
>                             |--4.40%-- 0x5f5c210
>                             |          
>                             |--4.23%-- 0x5f3f790
>                             |          
>                             |--4.12%-- 0x5ed5b50
>                             |          
>                             |--4.07%-- 0x5f5f4c0
>                             |          
>                             |--2.91%-- 0x5f5e400
>                             |          
>                             |--2.57%-- 0x5f5fb80
>                             |          
>                             |--2.45%-- 0x5f3fe40
>                             |          
>                             |--2.44%-- 0x5fc2c00
>                             |          
>                             |--2.21%-- 0x5fc2ca0
>                             |          
>                             |--2.18%-- 0x5fc27f0
>                             |          
>                             |--2.17%-- 0x5f3fd10
>                             |          
>                             |--2.14%-- 0x5f5e450
>                             |          
>                             |--2.13%-- 0x5f3f5a0
>                             |          
>                             |--2.13%-- 0x5fc2280
>                             |          
>                             |--2.13%-- 0x5f5f120
>                             |          
>                             |--2.12%-- 0x5f39700
>                             |          
>                             |--2.12%-- 0x5f39e80
>                             |          
>                             |--2.12%-- 0x5f2e2d0
>                             |          
>                             |--2.12%-- 0x5ed60c0
>                             |          
>                             |--2.12%-- 0x5f2e320
>                             |          
>                             |--2.12%-- 0x5f5bf10
>                             |          
>                             |--2.12%-- 0x5f52480
>                             |          
>                             |--2.11%-- 0x5fc2450
>                             |          
>                             |--2.11%-- 0x41400000
>                             |          
>                             |--2.09%-- 0x5f5c3e0
>                             |          
>                             |--2.07%-- 0x5f520c0
>                             |          
>                             |--2.06%-- 0x5f2f750
>                             |          
>                             |--2.05%-- 0x5fc3870
>                             |          
>                             |--2.05%-- 0x5f30090
>                             |          
>                             |--2.05%-- 0x5f5e810
>                             |          
>                             |--2.05%-- 0x5f305e0
>                             |          
>                             |--2.04%-- 0x5fc15c0
>                             |          
>                             |--2.03%-- 0x5f5ef50
>                             |          
>                             |--2.02%-- 0x5fc3a60
>                             |          
>                             |--2.00%-- 0x5fc3e00
>                             |          
>                             |--2.00%-- 0x5f30410
>                             |          
>                             |--1.94%-- (nil)
>                             |          
>                             |--1.91%-- 0x5f5fd50
>                             |          
>                              --1.83%-- 0x5ed5ef0
>
>     1.14%                X  libdrm_intel.so.1.0.0               [.] drm_intel_add_validate_buffer2
>                          |
>                          --- drm_intel_add_validate_buffer2
>
>     1.05%                X  intel_drv.so                        [.] uxa_glyphs
>                          |
>                          --- uxa_glyphs
>                             |          
>                             |--3.64%-- (nil)
>                             |          
>                             |--2.28%-- 0x5f2e9b0
>                             |          
>                             |--1.98%-- 0x5f5c210
>                             |          
>                             |--1.96%-- 0x5fc2280
>                             |          
>                             |--1.94%-- 0x5f5fd50
>                             |          
>                             |--1.81%-- 0x5f5ff20
>                             |          
>                             |--1.79%-- 0x5f5bf10
>                             |          
>                             |--1.77%-- 0x5f30410
>                             |          
>                             |--1.69%-- 0x5f52480
>                             |          
>                             |--1.63%-- 0x5f39e80
>                             |          
>                             |--1.62%-- 0x5fc15c0
>                             |          
>                             |--1.62%-- 0x5fc2c50
>                             |          
>                             |--1.61%-- 0x5f2fee0
>                             |          
>                             |--1.61%-- 0x5f51d00
>                             |          
>                             |--1.61%-- 0x5fc20b0
>                             |          
>                             |--1.60%-- 0x5fc3e00
>                             |          
>                             |--1.59%-- 0x5f5f2f0
>                             |          
>                             |--1.57%-- 0x5fc36a0
>                             |          
>                             |--1.51%-- 0x5fc1400
>                             |          
>                             |--1.50%-- 0x5f50e00
>                             |          
>                             |--1.49%-- 0x5f3fd10
>                             |          
>                             |--1.48%-- 0x5f5f4c0
>                             |          
>                             |--1.46%-- 0x5ed60c0
>                             |          
>                             |--1.44%-- 0x3990978
>                             |          
>                             |--1.43%-- 0x5fc1990
>                             |          
>                             |--1.42%-- 0x5f3fb80
>                             |          
>                             |--1.33%-- 0x5f5c170
>                             |          
>                             |--1.29%-- 0x5f3fe40
>                             |          
>                             |--1.18%-- 0x5f2f750
>                             |          
>                             |--1.15%-- 0x5f2f990
>                             |          
>                             |--1.14%-- 0x5f5bd20
>                             |          
>                             |--1.14%-- 0x5f5e230
>                             |          
>                             |--1.13%-- 0x5f39ac0
>                             |          
>                             |--1.13%-- 0x5f5e450
>                             |          
>                             |--1.12%-- 0x5f511c0
>                             |          
>                             |--1.11%-- 0x5fc3870
>                             |          
>                             |--1.11%-- 0x5f5ebb0
>                             |          
>                             |--1.11%-- 0x5f5e9e0
>                             |          
>                             |--1.11%-- 0x5f2fb60
>                             |          
>                             |--1.09%-- 0x5ed5ef0
>                             |          
>                             |--1.02%-- 0x5f5c3e0
>                             |          
>                             |--1.00%-- 0x5f2e320
>                             |          
>                             |--0.99%-- 0x5ed5980
>                             |          
>                             |--0.98%-- 0x5f3f9f0
>                             |          
>                             |--0.97%-- 0x5f3a240
>                             |          
>                             |--0.97%-- 0x5f5bb80
>                             |          
>                             |--0.97%-- 0x5de8a40
>                             |          
>                             |--0.97%-- 0x5fc1790
>                             |          
>                             |--0.96%-- 0x5f520c0
>                             |          
>                             |--0.96%-- 0x5f3f5a0
>                             |          
>                             |--0.95%-- 0x5f5e400
>                             |          
>                             |--0.95%-- 0x5fc2620
>                             |          
>                             |--0.95%-- 0x5ed57b0
>                             |          
>                             |--0.94%-- 0x5f5c1c0
>                             |          
>                             |--0.92%-- 0x5fc2ca0
>                             |          
>                             |--0.88%-- 0x5f3ad80
>                             |          
>                             |--0.83%-- 0x5f2e2d0
>                             |          
>                             |--0.82%-- 0x5f5f840
>                             |          
>                             |--0.82%-- 0x5f5ef50
>                             |          
>                             |--0.81%-- 0x5f2fd30
>                             |          
>                             |--0.81%-- 0x5fc3270
>                             |          
>                             |--0.80%-- 0x5f51580
>                             |          
>                             |--0.80%-- 0x5fc2c00
>                             |          
>                             |--0.79%-- 0x5fc2450
>                             |          
>                             |--0.78%-- 0x5f5f120
>                             |          
>                             |--0.77%-- 0x5f3a9c0
>                             |          
>                             |--0.68%-- 0x5f38f80
>                             |          
>                             |--0.68%-- 0x5fc3c30
>                             |          
>                             |--0.68%-- 0x5f5ed80
>                             |          
>                             |--0.64%-- 0x5f5e810
>                             |          
>                             |--0.64%-- 0x5de8ae0
>                             |          
>                             |--0.64%-- 0x5f39340
>                             |          
>                             |--0.64%-- 0x5f51940
>                             |          
>                             |--0.64%-- 0x5f5fb80
>                             |          
>                             |--0.63%-- 0x5f39700
>                             |          
>                             |--0.62%-- 0x5f305e0
>                             |          
>                             |--0.62%-- 0x5f30090
>                             |          
>                             |--0.51%-- 0x5fc1b50
>                             |          
>                             |--0.50%-- 0x5fc27f0
>                             |          
>                             |--0.50%-- 0x5f3a600
>                             |          
>                             |--0.50%-- 0x5f2e560
>                              --6.27%-- [...]
>
>     0.69%                X  [drm]                               [k] drm_setsareactx
>                          |
>                          --- drm_setsareactx
>                             |          
>                             |--82.68%-- do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--7.33%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--52.80%-- i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --47.20%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--3.78%-- i915_wait_request
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--3.46%-- drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--2.19%-- sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                              --0.57%-- core_sys_select
>                                        sys_select
>                                        system_call_fastpath
>                                        __libc_select
>
>     0.67%          x11perf  libXft.so.2.1.13                    [.] 0xc7a8          
>                       |
>                       --- 0x329720c7ab
>
>                       |
>                       --- 0x329720df5a
>                          |          
>                          |--97.73%-- 0x1e0000001d
>                          |          
>                           --2.27%-- 0x600000005
>
>                       |
>                       --- 0x329720c767
>
>                       |
>                       --- 0x329720c7a8
>
>                       |
>                       --- 0x3297203778
>
>                       |
>                       --- 0x329720f904
>                          |          
>                          |--10.68%-- 0xb0a090807060504
>                          |          
>                          |--10.53%-- 0x14131211100f0e0d
>                          |          
>                          |--8.36%-- 0x3b3a393837363534
>                          |          
>                          |--6.41%-- 0x3736353433323130
>                          |          
>                          |--5.62%-- 0x3a39383736353433
>                          |          
>                          |--5.56%-- 0xf0e0d0c0b0a0908
>                          |          
>                          |--5.43%-- 0x504f4e4d4c4b4a49
>                          |          
>                          |--5.43%-- 0x201f1e1d1c1b1a19
>                          |          
>                          |--5.32%-- 0x1b1a191817161514
>                          |          
>                          |--5.30%-- 0x1c1b1b1a19181716
>                          |          
>                          |--5.27%-- 0x5b5a595857565554
>                          |          
>                          |--5.27%-- 0x4746454443424141
>                          |          
>                          |--5.25%-- 0x21201f1e1d1c1b1a
>                          |          
>                          |--5.22%-- 0x2b2a292827262524
>                          |          
>                          |--5.19%-- 0x1a19181716151413
>                          |          
>                           --5.16%-- 0x131211100f0e0d0c
>
>                       |
>                       --- 0x3297209cf0
>
>                       |
>                       --- 0x3297203b18
>
>                       |
>                       --- 0x3297209d08
>
>                       |
>                       --- 0x329720df80
>                           0x1e0000001d
>
>                       |
>                       --- 0x329720f8f8
>                          |          
>                          |--9.09%-- 0x2f2e2d2c2b2a2928
>                          |          
>                          |--8.56%-- 0x14131211100f0e0d
>                          |          
>                          |--8.47%-- 0x3837363534333231
>                          |          
>                          |--8.39%-- 0x5251504f4e4d4c4b
>                          |          
>                          |--8.37%-- 0x302f2e2d2c2b2a29
>                          |          
>                          |--8.29%-- 0x2a29282726252423
>                          |          
>                          |--8.25%-- 0x2e2d2c2b2a292827
>                          |          
>                          |--8.19%-- 0x3c3b3a3938373635
>                          |          
>                          |--8.12%-- 0x2524232221201f1e
>                          |          
>                          |--8.12%-- 0x706050403006160
>                          |          
>                          |--8.10%-- 0x1716151413121110
>                          |          
>                           --8.05%-- 0x24232221201f1e1d
>
>                       |
>                       --- 0x3297209d12
>
>                       |
>                       --- 0x329720df91
>
>                       |
>                       --- 0x329720f84c
>
>                       |
>                       --- 0x329720df4c
>                           0x1e0000001d
>
>                       |
>                       --- 0x329720f906
>                          |          
>                          |--20.03%-- 0x3837363534333231
>                          |          
>                          |--12.00%-- 0x21201f1e1d1c1b1a
>                          |          
>                          |--10.19%-- 0x3b3a393837363534
>                          |          
>                          |--10.05%-- 0x3231302f2e2d2c2b
>                          |          
>                          |--9.91%-- 0x61605f5e5d5c5b5a
>                          |          
>                          |--9.63%-- 0x262524232221201f
>                          |          
>                          |--9.61%-- 0x807060504030061
>                          |          
>                          |--9.53%-- 0x1918171615141312
>                          |          
>                           --9.04%-- 0x24232221201f1e1d
>
>                       |
>                       --- 0x329720c74f
>
>                       |
>                       --- 0x329720c748
>
>                       |
>                       --- 0x329720c740
>
>                       |
>                       --- 0x329720df2f
>
>                       |
>                       --- 0x329720c7af
>
>                       |
>                       --- 0x329720c7b9
>
>                       |
>                       --- 0x3297209cff
>
>                       |
>                       --- 0x329720c79e
>
>                       |
>                       --- 0x329720df4f
>                           0x1e0000001d
>
>                       |
>                       --- 0x329720df3e
>                          |          
>                          |--85.74%-- 0x1e0000001d
>                          |          
>                           --14.26%-- 0x600000005
>
>                       |
>                       --- 0x329720c75d
>
>                       |
>                       --- 0x329720df1d
>
>                       |
>                       --- 0x329720f85b
>
>                       |
>                       --- 0x329720df10
>
>                       |
>                       --- 0x329720f863
>
>                       |
>                       --- 0x329720f86e
>
>                       |
>                       --- 0x329720f92c
>                          |          
>                          |--20.72%-- 0x4d4c4b4a49484746
>                          |          
>                          |--20.25%-- 0x5756555453525150
>                          |          
>                          |--19.94%-- 0x4241403f3e3d3c3b
>                          |          
>                          |--19.61%-- 0x2a29282726252423
>                          |          
>                           --19.47%-- 0x2928272625242322
>
>                       |
>                       --- 0x329720f93f
>                          |          
>                          |--20.20%-- 0x464544434241403f
>                          |          
>                          |--20.18%-- 0x161514131211100f
>                          |          
>                          |--20.02%-- 0x1f1e1d1c1b1a1918
>                          |          
>                          |--19.97%-- 0x5857565554535251
>                          |          
>                           --19.63%-- 0x41403f3e3d3c3b3a
>
>                       |
>                       --- 0x329720c76d
>
>                       |
>                       --- 0x329720f840
>
>                       |
>                       --- 0x329720f920
>                          |          
>                          |--29.26%-- 0x908070605040300
>                          |          
>                          |--24.48%-- 0x3d3c3b3a39383837
>                          |          
>                          |--24.40%-- 0x403f3e3d3c3b3a39
>                          |          
>                           --21.85%-- 0x504f4e4d4c4b4a49
>
>                       |
>                       --- 0x329720df51
>                          |          
>                          |--75.84%-- 0x1e0000001d
>                          |          
>                           --24.16%-- 0x600000005
>
>                       |
>                       --- 0x32972088c1
>
>                       |
>                       --- 0x329720c7a4
>
>     0.59%                X  [kernel.kallsyms]                   [k] __copy_user_nocache
>                          |
>                          --- __copy_user_nocache
>                              drm_setsareactx
>                              do_vfs_ioctl
>                              sys_ioctl
>                              system_call_fastpath
>                              __GI_ioctl
>
>     0.59%                X  Xorg                                [.] FindGlyphRef
>                          |
>                          --- FindGlyphRef
>
>     0.56%                X  Xorg                                [.] damageGlyphs
>                          |
>                          --- damageGlyphs
>                             |          
>                              --100.00%-- 0x3990978
>
>     0.54%                X  [kernel.kallsyms]                   [k] _raw_spin_lock
>                          |
>                          --- _raw_spin_lock
>                             |          
>                             |--45.59%-- drm_setsareactx
>                             |          |          
>                             |          |--77.15%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--80.34%-- i915_gem_object_put_fence
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --19.66%-- drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --22.85%-- i915_wait_request
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--41.22%-- i915_gem_cleanup_ringbuffer
>                             |          |          
>                             |          |--97.75%-- i915_gem_object_put_fence
>                             |          |          i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --2.25%-- i915_wait_request
>                             |                     |          
>                             |                     |--61.19%-- drm_setsareactx
>                             |                     |          do_vfs_ioctl
>                             |                     |          sys_ioctl
>                             |                     |          system_call_fastpath
>                             |                     |          __GI_ioctl
>                             |                     |          
>                             |                      --38.81%-- i915_wait_request
>                             |                                i915_wait_request
>                             |                                i915_wait_request
>                             |                                drm_setsareactx
>                             |                                do_vfs_ioctl
>                             |                                sys_ioctl
>                             |                                system_call_fastpath
>                             |                                __GI_ioctl
>                             |          
>                             |--5.98%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--72.56%-- i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --27.44%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--2.66%-- unix_stream_sendmsg
>                             |          sock_aio_write
>                             |          do_sync_readv_writev
>                             |          do_readv_writev
>                             |          vfs_writev
>                             |          sys_writev
>                             |          system_call_fastpath
>                             |          __libc_writev
>                             |          
>                             |--1.18%-- task_rq_lock
>                             |          try_to_wake_up
>                             |          default_wake_function
>                             |          pollwake
>                             |          __wake_up_common
>                             |          __wake_up_sync_key
>                             |          sock_def_readable
>                             |          unix_stream_sendmsg
>                             |          sock_aio_write
>                             |          do_sync_readv_writev
>                             |          do_readv_writev
>                             |          vfs_writev
>                             |          sys_writev
>                             |          system_call_fastpath
>                             |          __libc_writev
>                             |          
>                             |--0.83%-- i915_wait_request
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--0.67%-- try_to_wake_up
>                             |          default_wake_function
>                             |          pollwake
>                             |          __wake_up_common
>                             |          __wake_up_sync_key
>                             |          |          
>                             |          |--55.66%-- sock_def_readable
>                             |          |          unix_stream_sendmsg
>                             |          |          sock_aio_write
>                             |          |          do_sync_readv_writev
>                             |          |          do_readv_writev
>                             |          |          vfs_writev
>                             |          |          sys_writev
>                             |          |          system_call_fastpath
>                             |          |          __libc_writev
>                             |          |          
>                             |           --44.34%-- unix_write_space
>                             |                     sock_wfree
>                             |                     unix_destruct_scm
>                             |                     skb_release_head_state
>                             |                     __kfree_skb
>                             |                     consume_skb
>                             |                     unix_stream_recvmsg
>                             |                     sock_aio_read
>                             |                     do_sync_read
>                             |                     vfs_read
>                             |                     sys_read
>                             |                     system_call_fastpath
>                             |                     __read
>                             |          
>                             |--0.56%-- hrtimer_interrupt
>                             |          smp_apic_timer_interrupt
>                             |          apic_timer_interrupt
>                             |          |          
>                             |          |--50.94%-- __wake_up_sync_key
>                             |          |          sock_def_readable
>                             |          |          unix_stream_sendmsg
>                             |          |          sock_aio_write
>                             |          |          do_sync_readv_writev
>                             |          |          do_readv_writev
>                             |          |          vfs_writev
>                             |          |          sys_writev
>                             |          |          system_call_fastpath
>                             |          |          __libc_writev
>                             |          |          
>                             |           --49.06%-- i915_gem_cleanup_ringbuffer
>                             |                     i915_gem_object_put_fence
>                             |                     i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--0.51%-- unix_stream_recvmsg
>                             |          sock_aio_read
>                             |          do_sync_read
>                             |          vfs_read
>                             |          sys_read
>                             |          system_call_fastpath
>                             |          __read
>                              --0.79%-- [...]
>
>     0.53%                X  [kernel.kallsyms]                   [k] kref_get
>                          |
>                          --- kref_get
>                             |          
>                             |--52.49%-- drm_setsareactx
>                             |          |          
>                             |          |--63.31%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--70.84%-- i915_gem_object_put_fence
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --29.16%-- drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --36.69%-- i915_wait_request
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--38.63%-- i915_gem_cleanup_ringbuffer
>                             |          i915_gem_object_put_fence
>                             |          i915_gem_object_put_fence
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--7.44%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--91.95%-- i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --8.05%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                              --1.44%-- i915_wait_request
>                                        drm_setsareactx
>                                        do_vfs_ioctl
>                                        sys_ioctl
>                                        system_call_fastpath
>                                        __GI_ioctl
>
>     0.52%                X  [kernel.kallsyms]                   [k] kref_put
>                          |
>                          --- kref_put
>                             |          
>                             |--79.54%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--72.47%-- drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --27.53%-- i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--12.47%-- i915_wait_request
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--5.33%-- i915_gem_cleanup_ringbuffer
>                             |          |          
>                             |          |--82.91%-- i915_gem_cleanup_ringbuffer
>                             |          |          i915_wait_request
>                             |          |          |          
>                             |          |          |--79.29%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --20.71%-- i915_wait_request
>                             |          |                     i915_wait_request
>                             |          |                     i915_wait_request
>                             |          |                     drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --17.09%-- i915_wait_request
>                             |                     |          
>                             |                     |--65.44%-- drm_setsareactx
>                             |                     |          do_vfs_ioctl
>                             |                     |          sys_ioctl
>                             |                     |          system_call_fastpath
>                             |                     |          __GI_ioctl
>                             |                     |          
>                             |                      --34.56%-- i915_wait_request
>                             |                                i915_wait_request
>                             |                                i915_wait_request
>                             |                                drm_setsareactx
>                             |                                do_vfs_ioctl
>                             |                                sys_ioctl
>                             |                                system_call_fastpath
>                             |                                __GI_ioctl
>                             |          
>                              --2.65%-- drm_setsareactx
>                                        do_vfs_ioctl
>                                        sys_ioctl
>                                        system_call_fastpath
>                                        __GI_ioctl
>
>     0.51%          swapper  [kernel.kallsyms]                   [k] mwait_idle_with_hints
>                    |
>                    --- mwait_idle_with_hints
>                       |          
>                       |--92.97%-- acpi_processor_ffh_cstate_enter
>                       |          |          
>                       |          |--91.08%-- acpi_idle_enter_c1
>                       |          |          cpuidle_idle_call
>                       |          |          cpu_idle
>                       |          |          |          
>                       |          |          |--52.53%-- start_secondary
>                       |          |          |          
>                       |          |           --47.47%-- rest_init
>                       |          |                     start_kernel
>                       |          |                     x86_64_start_reservations
>                       |          |                     x86_64_start_kernel
>                       |          |          
>                       |          |--7.80%-- acpi_idle_enter_bm
>                       |          |          cpuidle_idle_call
>                       |          |          cpu_idle
>                       |          |          |          
>                       |          |          |--95.90%-- start_secondary
>                       |          |          |          
>                       |          |           --4.10%-- rest_init
>                       |          |                     start_kernel
>                       |          |                     x86_64_start_reservations
>                       |          |                     x86_64_start_kernel
>                       |          |          
>                       |           --1.11%-- acpi_idle_enter_simple
>                       |                     cpuidle_idle_call
>                       |                     cpu_idle
>                       |                     |          
>                       |                     |--77.06%-- start_secondary
>                       |                     |          
>                       |                      --22.94%-- rest_init
>                       |                                start_kernel
>                       |                                x86_64_start_reservations
>                       |                                x86_64_start_kernel
>                       |          
>                       |--7.00%-- acpi_idle_enter_c1
>                       |          cpuidle_idle_call
>                       |          cpu_idle
>                       |          |          
>                       |          |--63.45%-- start_secondary
>                       |          |          
>                       |           --36.55%-- rest_init
>                       |                     start_kernel
>                       |                     x86_64_start_reservations
>                       |                     x86_64_start_kernel
>                        --0.03%-- [...]
>
>     0.46%                X  [i915]                              [k] i915_gem_cleanup_ringbuffer
>                          |
>                          --- i915_gem_cleanup_ringbuffer
>                             |          
>                             |--62.17%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--78.35%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--70.73%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --29.27%-- i915_gem_object_put_fence
>                             |          |                     drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --21.65%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--26.67%-- i915_gem_cleanup_ringbuffer
>                             |          |          
>                             |          |--67.89%-- i915_gem_object_put_fence
>                             |          |          i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |          |--20.42%-- i915_wait_request
>                             |          |          |          
>                             |          |          |--74.24%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --25.76%-- i915_wait_request
>                             |          |                     i915_wait_request
>                             |          |                     i915_wait_request
>                             |          |                     drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |           --11.69%-- i915_gem_cleanup_ringbuffer
>                             |                     i915_wait_request
>                             |                     i915_wait_request
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--9.06%-- i915_wait_request
>                             |          |          
>                             |          |--63.33%-- i915_wait_request
>                             |          |          i915_wait_request
>                             |          |          |          
>                             |          |          |--69.30%-- i915_wait_request
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --30.70%-- drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |          |--33.18%-- drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --3.49%-- i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                              --2.11%-- drm_setsareactx
>                                        do_vfs_ioctl
>                                        sys_ioctl
>                                        system_call_fastpath
>                                        __GI_ioctl
>
>     0.44%                X  [i915]                              [k] i915_wait_request
>                          |
>                          --- i915_wait_request
>                             |          
>                             |--37.81%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--59.01%-- drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --40.99%-- i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--29.02%-- drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                             |          
>                             |--19.84%-- i915_wait_request
>                             |          |          
>                             |          |--54.75%-- drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |          |--34.92%-- i915_wait_request
>                             |          |          i915_wait_request
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --10.32%-- i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                              --13.33%-- do_vfs_ioctl
>                                        sys_ioctl
>                                        system_call_fastpath
>                                        __GI_ioctl
>
>     0.40%                X  [i915]                              [k] ironlake_pch_enable
>                          |
>                          --- ironlake_pch_enable
>                             |          
>                             |--42.62%-- ironlake_pch_enable
>                             |          |          
>                             |          |--36.32%-- ironlake_pch_enable
>                             |          |          |          
>                             |          |          |--53.47%-- i915_gem_object_put_fence
>                             |          |          |          i915_gem_object_put_fence
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --46.53%-- i915_gem_cleanup_ringbuffer
>                             |          |                     i915_gem_object_put_fence
>                             |          |                     i915_gem_object_put_fence
>                             |          |                     drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |          |--27.37%-- i915_gem_cleanup_ringbuffer
>                             |          |          i915_gem_object_put_fence
>                             |          |          i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |          |--25.17%-- i915_wait_request
>                             |          |          i915_wait_request
>                             |          |          i915_wait_request
>                             |          |          i915_wait_request
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --11.13%-- i915_gem_object_put_fence
>                             |                     i915_gem_object_put_fence
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--32.03%-- i915_gem_cleanup_ringbuffer
>                             |          |          
>                             |          |--87.92%-- i915_gem_object_put_fence
>                             |          |          i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --12.08%-- i915_wait_request
>                             |                     |          
>                             |                     |--84.85%-- drm_setsareactx
>                             |                     |          do_vfs_ioctl
>                             |                     |          sys_ioctl
>                             |                     |          system_call_fastpath
>                             |                     |          __GI_ioctl
>                             |                     |          
>                             |                      --15.15%-- i915_wait_request
>                             |                                i915_wait_request
>                             |                                i915_wait_request
>                             |                                drm_setsareactx
>                             |                                do_vfs_ioctl
>                             |                                sys_ioctl
>                             |                                system_call_fastpath
>                             |                                __GI_ioctl
>                             |          
>                             |--21.15%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--88.93%-- i915_gem_object_put_fence
>                             |          |          drm_setsareactx
>                             |          |          do_vfs_ioctl
>                             |          |          sys_ioctl
>                             |          |          system_call_fastpath
>                             |          |          __GI_ioctl
>                             |          |          
>                             |           --11.07%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                              --4.19%-- i915_wait_request
>                                        |          
>                                        |--73.45%-- i915_wait_request
>                                        |          i915_wait_request
>                                        |          |          
>                                        |          |--67.18%-- drm_setsareactx
>                                        |          |          do_vfs_ioctl
>                                        |          |          sys_ioctl
>                                        |          |          system_call_fastpath
>                                        |          |          __GI_ioctl
>                                        |          |          
>                                        |           --32.82%-- i915_wait_request
>                                        |                     drm_setsareactx
>                                        |                     do_vfs_ioctl
>                                        |                     sys_ioctl
>                                        |                     system_call_fastpath
>                                        |                     __GI_ioctl
>                                        |          
>                                         --26.55%-- drm_setsareactx
>                                                   do_vfs_ioctl
>                                                   sys_ioctl
>                                                   system_call_fastpath
>                                                   __GI_ioctl
>
>     0.40%                X  libdrm_intel.so.1.0.0               [.] drm_intel_gem_check_aperture_space
>                          |
>                          --- drm_intel_gem_check_aperture_space
>
>     0.36%                X  libdrm_intel.so.1.0.0               [.] do_bo_emit_reloc
>                          |
>                          --- do_bo_emit_reloc
>
>     0.35%                X  intel_drv.so                        [.] i965_composite_check_aperture
>                          |
>                          --- i965_composite_check_aperture
>                             |          
>                             |--73.27%-- 0x41400000
>                             |          
>                              --26.73%-- 0x41300000
>
>     0.34%                X  [kernel.kallsyms]                   [k] __list_add
>                          |
>                          --- __list_add
>                             |          
>                             |--53.60%-- i915_gem_cleanup_ringbuffer
>                             |          |          
>                             |          |--58.61%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--71.63%-- i915_gem_object_put_fence
>                             |          |          |          |          
>                             |          |          |          |--96.17%-- drm_setsareactx
>                             |          |          |          |          do_vfs_ioctl
>                             |          |          |          |          sys_ioctl
>                             |          |          |          |          system_call_fastpath
>                             |          |          |          |          __GI_ioctl
>                             |          |          |          |          
>                             |          |          |           --3.83%-- i915_gem_object_put_fence
>                             |          |          |                     drm_setsareactx
>                             |          |          |                     do_vfs_ioctl
>                             |          |          |                     sys_ioctl
>                             |          |          |                     system_call_fastpath
>                             |          |          |                     __GI_ioctl
>                             |          |          |          
>                             |          |           --28.37%-- drm_setsareactx
>                             |          |                     do_vfs_ioctl
>                             |          |                     sys_ioctl
>                             |          |                     system_call_fastpath
>                             |          |                     __GI_ioctl
>                             |          |          
>                             |          |--39.75%-- i915_gem_cleanup_ringbuffer
>                             |          |          |          
>                             |          |          |--78.69%-- i915_gem_object_put_fence
>                             |          |          |          i915_gem_object_put_fence
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |          |--11.22%-- i915_gem_cleanup_ringbuffer
>                             |          |          |          i915_wait_request
>                             |          |          |          i915_wait_request
>                             |          |          |          drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --10.09%-- i915_wait_request
>                             |          |                     |          
>                             |          |                     |--81.11%-- drm_setsareactx
>                             |          |                     |          do_vfs_ioctl
>                             |          |                     |          sys_ioctl
>                             |          |                     |          system_call_fastpath
>                             |          |                     |          __GI_ioctl
>                             |          |                     |          
>                             |          |                      --18.89%-- i915_wait_request
>                             |          |                                i915_wait_request
>                             |          |                                i915_wait_request
>                             |          |                                drm_setsareactx
>                             |          |                                do_vfs_ioctl
>                             |          |                                sys_ioctl
>                             |          |                                system_call_fastpath
>                             |          |                                __GI_ioctl
>                             |          |          
>                             |           --1.63%-- i915_wait_request
>                             |                     drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--44.13%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--91.23%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--57.13%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --42.87%-- i915_gem_object_put_fence
>                             |          |                     |          
>                             |          |                     |--79.74%-- drm_setsareactx
>                             |          |                     |          do_vfs_ioctl
>                             |          |                     |          sys_ioctl
>                             |          |                     |          system_call_fastpath
>                             |          |                     |          __GI_ioctl
>                             |          |                     |          
>                             |          |                      --20.26%-- i915_gem_object_put_fence
>                             |          |                                drm_setsareactx
>                             |          |                                do_vfs_ioctl
>                             |          |                                sys_ioctl
>                             |          |                                system_call_fastpath
>                             |          |                                __GI_ioctl
>                             |          |          
>                             |           --8.77%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--0.99%-- mod_timer
>                             |          intel_pipe_has_type
>                             |          i915_gem_object_put_fence
>                             |          i915_gem_object_put_fence
>                             |          drm_setsareactx
>                             |          do_vfs_ioctl
>                             |          sys_ioctl
>                             |          system_call_fastpath
>                             |          __GI_ioctl
>                              --1.28%-- [...]
>
>     0.33%                X  libc-2.10.2.so                      [.] _int_malloc
>                          |
>                          --- _int_malloc
>
>     0.30%                X  intel_drv.so                        [.] uxa_glyph_extents
>                          |
>                          --- uxa_glyph_extents
>
>     0.28%                X  [kernel.kallsyms]                   [k] __list_del_entry
>                          |
>                          --- __list_del_entry
>                             |          
>                             |--66.15%-- i915_gem_object_put_fence
>                             |          |          
>                             |          |--87.10%-- i915_gem_object_put_fence
>                             |          |          |          
>                             |          |          |--68.19%-- drm_setsareactx
>                             |          |          |          do_vfs_ioctl
>                             |          |          |          sys_ioctl
>                             |          |          |          system_call_fastpath
>                             |          |          |          __GI_ioctl
>                             |          |          |          
>                             |          |           --31.81%-- i915_gem_object_put_fence
>                             |          |                     |          
>                             |          |                     |--84.80%-- drm_setsareactx
>                             |          |                     |          do_vfs_ioctl
>                             |          |                     |          sys_ioctl
>                             |          |                     |          system_call_fastpath
>                             |          |                     |          __GI_ioctl
>                             |          |                     |          
>                             |          |                      --15.20%-- i915_gem_object_put_fence
>                             |          |                                drm_setsareactx
>                             |          |                                do_vfs_ioctl
>                             |          |                                sys_ioctl
>                             |          |                                system_call_fastpath
>                             |          |                                __GI_ioctl
>                             |          |          
>                             |           --12.90%-- drm_setsareactx
>                             |                     do_vfs_ioctl
>                             |                     sys_ioctl
>                             |                     system_call_fastpath
>                             |                     __GI_ioctl
>                             |          
>                             |--29.93%-- i915_gem_cleanup_ringbuffer
>                             |          |

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Attachments on bug 35733: 44980 | 44981 | 44983 | 44985 | 44988 | 44989

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