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dma-buf: add more reservation object locking wrappers

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Complete the abstraction of the ww_mutex inside the reservation object.

This allows us to add more handling and debugging to the reservation
object in the future.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/320761/
This commit is contained in:
Christian König
2019-07-31 09:41:50 +02:00
parent 05103ea9a3
commit 0dbd555a01
16 changed files with 100 additions and 40 deletions
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2
drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
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@@ -342,7 +342,7 @@ void vmw_bo_pin_reserved(struct vmw_buffer_object *vbo, bool pin)
uint32_t old_mem_type = bo->mem.mem_type;
int ret;
lockdep_assert_held(&bo->resv->lock.base);
reservation_object_assert_held(bo->resv);
if (pin) {
if (vbo->pin_count++ > 0)