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drm/i915/error: use rb_entry()

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To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/b08fd4be9d4c45d88c158a17b854c3fd628840ed.1484816339.git.geliangtang@gmail.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Geliang Tang 2017-01-20 22:36:55 +08:00 committed by Chris Wilson
parent ec78828ed6
commit e27414a04f
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_gpu_error.c
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@ -1080,7 +1080,7 @@ static void error_record_engine_waiters(struct intel_engine_cs *engine,
ee->waiters = waiter;
for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) {
struct intel_wait *w = container_of(rb, typeof(*w), node);
struct intel_wait *w = rb_entry(rb, typeof(*w), node);
strcpy(waiter->comm, w->tsk->comm);
waiter->pid = w->tsk->pid;