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authorMarcin Slusarz <marcin.slusarz@gmail.com>2010-08-22 20:54:08 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2010-09-26 17:18:31 -0700
commitb85ec83e1e6dc064f6623378a8f3b402a001ade7 (patch)
tree0eb4276c679f55caeaa4485ee489b0928000ec2e
parent2e4e3bb743cc3dfe09fd39aa6bd3aea6a19e5286 (diff)
drm/nv50: initialize ramht_refs list for faked 0 channel
commit 615661f3948a066fd22a36fe8ea0c528b75ee373 upstream. We need it for PFIFO_INTR_CACHE_ERROR interrupt handling, because nouveau_fifo_swmthd looks for matching gpuobj in ramht_refs list. It fixes kernel panic in nouveau_gpuobj_ref_find. Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/gpu/drm/nouveau/nv50_instmem.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index 5f21df31f3a..3fcae5488d6 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -141,6 +141,8 @@ nv50_instmem_init(struct drm_device *dev)
chan->file_priv = (struct drm_file *)-2;
dev_priv->fifos[0] = dev_priv->fifos[127] = chan;
+ INIT_LIST_HEAD(&chan->ramht_refs);
+
/* Channel's PRAMIN object + heap */
ret = nouveau_gpuobj_new_fake(dev, 0, c_offset, c_size, 0,
NULL, &chan->ramin);