Bug 25728

Summary:

PATCH: Correction to drm_mm.c, part of kernel driver

Product:

DRI

Reporter:

Bob Gleitsmann <rjgleits>

Component:

DRM/other

Assignee:

Default DRI bug account <dri-devel>

Status:

RESOLVED FIXED

QA Contact:

Severity:

critical

Priority:

medium

CC:

airlied, rjgleits, thellstrom

Version:

DRI git

Hardware:

x86-64 (AMD64)

OS:

Linux (All)

Whiteboard:

i915 platform:

i915 features:

Attachments:

Description	Flags
Patch to correct memory block selection procedure	none
Please ignore the patch named patchc. This one contains both corrections	none

Description Bob Gleitsmann 2009-12-19 18:21:34 UTC

Created attachment 32201 [details] [review]
Patch to correct memory block selection procedure

This corrects the logic for selection of the best-fit memory block.

Best Wishes,

Bob Gleitsmann

Comment 1 Bob Gleitsmann 2009-12-19 18:33:22 UTC

Created attachment 32202 [details] [review]
Please ignore the patch named patchc. This one contains both corrections

Comment 2 Bob Gleitsmann 2009-12-27 12:16:52 UTC

The patch appears to fix kernel lockups when running 3D mesa demo apps.

Comment 3 Maarten Maathuis 2009-12-27 12:41:28 UTC

I've added some CC's, this looks like a bug indeed.

Comment 4 Dave Airlie 2009-12-27 12:44:15 UTC

I've already posted this to dri-devel@lists.sf.net and it got acked.

e2108eb1f66d77b4af77caf282cab1d47e3f4831

in Linus kernel

commit e2108eb1f66d77b4af77caf282cab1d47e3f4831
Author: Bob Gleitsmann <rjgleits@bellsouth.net>
Date:   Mon Dec 21 13:52:09 2009 +1000

    drm/mm: fix logic for selection of best fit block
    
    This is from bug 25728.
    
    [airlied: I'm just forwarding the patch for review, Thomas, ickle?]
    
    Acked-by: Jerome Glisse <jglisse@redhat.com>
    Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
    Signed-off-by: Dave Airlie <airlied@redhat.com>

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