[PATCH] drm/radeon: fix rare segfault after gpu lockup on r7xx

2012-11-29 Thread j . glisse
From: Jerome Glisse If GPU reset fails the gart table ptr might be NULL avoid a kernel segfault in this rare event. Signed-off-by: Jerome Glisse --- drivers/gpu/drm/radeon/r600.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/

[PATCH] drm/radeon: fix rare segfault after gpu lockup on r7xx

2012-11-29 Thread j.gli...@gmail.com
From: Jerome Glisse If GPU reset fails the gart table ptr might be NULL avoid a kernel segfault in this rare event. Signed-off-by: Jerome Glisse --- drivers/gpu/drm/radeon/r600.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/

[PATCH] drm/radeon: fix rare segfault

2012-07-03 Thread Christian König
On 02.07.2012 18:40, j.glisse at gmail.com wrote: > From: Jerome Glisse > > In gem idle/busy ioctl the radeon object was derefenced after > drm_gem_object_unreference_unlocked which in case the object > have been destroyed lead to use of a possibly free pointer with > possibly wrong data. > > Sign

Re: [PATCH] drm/radeon: fix rare segfault

2012-07-03 Thread Christian König
On 02.07.2012 18:40, j.gli...@gmail.com wrote: From: Jerome Glisse In gem idle/busy ioctl the radeon object was derefenced after drm_gem_object_unreference_unlocked which in case the object have been destroyed lead to use of a possibly free pointer with possibly wrong data. Signed-off-by: Jero

[PATCH] drm/radeon: fix rare segfault

2012-07-02 Thread Alex Deucher
On Mon, Jul 2, 2012 at 12:40 PM, wrote: > From: Jerome Glisse > > In gem idle/busy ioctl the radeon object was derefenced after > drm_gem_object_unreference_unlocked which in case the object > have been destroyed lead to use of a possibly free pointer with > possibly wrong data. > > Signed-off-b

Re: [PATCH] drm/radeon: fix rare segfault

2012-07-02 Thread Alex Deucher
On Mon, Jul 2, 2012 at 12:40 PM, wrote: > From: Jerome Glisse > > In gem idle/busy ioctl the radeon object was derefenced after > drm_gem_object_unreference_unlocked which in case the object > have been destroyed lead to use of a possibly free pointer with > possibly wrong data. > > Signed-off-b

[PATCH] drm/radeon: fix rare segfault

2012-07-02 Thread j.gli...@gmail.com
From: Jerome Glisse In gem idle/busy ioctl the radeon object was derefenced after drm_gem_object_unreference_unlocked which in case the object have been destroyed lead to use of a possibly free pointer with possibly wrong data. Signed-off-by: Jerome Glisse --- drivers/gpu/drm/radeon/radeon_gem

[PATCH] drm/radeon: fix rare segfault

2012-07-02 Thread j . glisse
From: Jerome Glisse In gem idle/busy ioctl the radeon object was derefenced after drm_gem_object_unreference_unlocked which in case the object have been destroyed lead to use of a possibly free pointer with possibly wrong data. Signed-off-by: Jerome Glisse --- drivers/gpu/drm/radeon/radeon_gem