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authorJesse Barnes <jbarnes@virtuousgeek.org>2010-07-20 18:58:00 (GMT)
committerEric Anholt <eric@anholt.net>2010-07-26 18:27:46 (GMT)
commitfbd41a7e5843be27386c48b3d0816e93e7865d5d (patch)
tree17a851e7577e5be3ad4423fb669f6752d5d7e014
parentaebf0dafee1a0a22b3d25db8107c6479db4aaebe (diff)
downloadlinux-fsl-qoriq-fbd41a7e5843be27386c48b3d0816e93e7865d5d.tar.xz
drm/i915: fix deadlock in fb teardown
At module unload time we'll tear down the fbdev state. We do so under the struct mutex, so we shouldn't try to use the unlocked variant of the GEM object unreference function or we may deadlock. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Eric Anholt <eric@anholt.net>
-rw-r--r--drivers/gpu/drm/i915/intel_fb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 0f4946a..3e18c9e 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -236,7 +236,7 @@ int intel_fbdev_destroy(struct drm_device *dev,
drm_framebuffer_cleanup(&ifb->base);
if (ifb->obj)
- drm_gem_object_unreference_unlocked(ifb->obj);
+ drm_gem_object_unreference(ifb->obj);
return 0;
}