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authorDave Airlie <airlied@redhat.com>2013-02-11 09:40:14 +1000
committerDave Airlie <airlied@redhat.com>2013-02-11 09:40:14 +1000
commite28f639eeaa97b6029b0db8890b2a4ce99e642c6 (patch)
treef35c61e3b70297299f6d7c18db3e078d1e04aa8f /drivers/gpu/drm/nouveau/nouveau_drm.c
parentff7c60c580d9722f820d85c9c58ca55ecc1ee7c4 (diff)
parent5f97ab913cf0fbc378ea8ffc3ee66f4890d11c55 (diff)
Merge branch 'drm-nouveau-fixes-3.8' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next
Fixes for one major lockdep warning, one oops reported by a few people, and fix for a long hang on some gpu engines. * 'drm-nouveau-fixes-3.8' of git://anongit.freedesktop.org/git/nouveau/linux-2.6: drm/nouveau: add lockdep annotations drm/nv50/fb: Fix nullptr-deref on IGPs drm/nouveau: use different register to wait for secret scrubber
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drm.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 8b090f1eb51..5e7aef23825 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -245,6 +245,8 @@ static int nouveau_drm_probe(struct pci_dev *pdev,
return 0;
}
+static struct lock_class_key drm_client_lock_class_key;
+
static int
nouveau_drm_load(struct drm_device *dev, unsigned long flags)
{
@@ -256,6 +258,7 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags)
ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm);
if (ret)
return ret;
+ lockdep_set_class(&drm->client.mutex, &drm_client_lock_class_key);
dev->dev_private = drm;
drm->dev = dev;