Attachment 67759 Details for Bug 55282 – Patch for mutex in gen6_mfd_free_avc_surface

Patch for mutex in gen6_mfd_free_avc_surface

intel-driver-1.0.18.patch (text/plain), 1.04 KB, created by Gautam on 2012-09-27 09:29:22 UTC

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Creator: Gautam

Created: 2012-09-27 09:29:22 UTC

Size: 1.04 KB

patch

obsolete

>diff -crB intel-driver-1.0.18/src/gen6_mfd.c intel-driver-1.0.18_patch/src/gen6_mfd.c
>*** intel-driver-1.0.18/src/gen6_mfd.c	Mon May 28 23:22:14 2012
>--- intel-driver-1.0.18_patch/src/gen6_mfd.c	Thu Sep 27 13:11:27 2012
>***************
>*** 40,45 ****
>--- 40,47 ----
>  
>  #include "gen6_mfd.h"
>  
>+ pthread_mutex_t free_avc_surface_lock;
>+ 
>  static const uint32_t zigzag_direct[64] = {
>      0,   1,  8, 16,  9,  2,  3, 10,
>      17, 24, 32, 25, 18, 11,  4,  5,
>***************
>*** 175,180 ****
>--- 177,190 ----
>      if (!gen6_avc_surface)
>          return;
>  
>+      pthread_mutex_lock(&free_avc_surface_lock);
>+     if (!gen6_avc_surface)
>+     {
>+       pthread_mutex_unlock(&free_avc_surface_lock);
>+       return;
>+     }
>+ 
>+ 
>      dri_bo_unreference(gen6_avc_surface->dmv_top);
>      gen6_avc_surface->dmv_top = NULL;
>      dri_bo_unreference(gen6_avc_surface->dmv_bottom);
>***************
>*** 182,187 ****
>--- 192,200 ----
>  
>      free(gen6_avc_surface);
>      *data = NULL;
>+ 
>+     pthread_mutex_unlock(&free_avc_surface_lock);
>+ 
>  }
>  
>  static void

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Attachments on bug 55282: 67629 | 67728 | 67759 | 68477

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