[Nouveau] [PATCH] drm/nouveau/dma: use rb_entry()
Geliang Tang
geliangtang at gmail.com
Tue Dec 20 14:02:11 UTC 2016
To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.
Signed-off-by: Geliang Tang <geliangtang at gmail.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
index f11ebdd..4655d17 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
@@ -34,7 +34,7 @@ nvkm_dma_search(struct nvkm_dma *dma, struct nvkm_client *client, u64 object)
struct rb_node *node = client->dmaroot.rb_node;
while (node) {
struct nvkm_dmaobj *dmaobj =
- container_of(node, typeof(*dmaobj), rb);
+ rb_entry(node, typeof(*dmaobj), rb);
if (object < dmaobj->handle)
node = node->rb_left;
else
@@ -67,7 +67,7 @@ nvkm_dma_oclass_new(struct nvkm_device *device,
dmaobj->handle = oclass->object;
while (*ptr) {
- struct nvkm_dmaobj *obj = container_of(*ptr, typeof(*obj), rb);
+ struct nvkm_dmaobj *obj = rb_entry(*ptr, typeof(*obj), rb);
parent = *ptr;
if (dmaobj->handle < obj->handle)
ptr = &parent->rb_left;
--
2.9.3
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