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path: root/drivers/gpu/drm/drm_prime.c
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Diffstat (limited to 'drivers/gpu/drm/drm_prime.c')
-rw-r--r--drivers/gpu/drm/drm_prime.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index e3f09f18110c..eb09e86044c6 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -190,29 +190,33 @@ static int drm_prime_lookup_buf_handle(struct drm_prime_file_private *prime_fpri
return -ENOENT;
}
-void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
- struct dma_buf *dma_buf)
+void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv,
+ uint32_t handle)
{
struct rb_node *rb;
- rb = prime_fpriv->dmabufs.rb_node;
+ mutex_lock(&prime_fpriv->lock);
+
+ rb = prime_fpriv->handles.rb_node;
while (rb) {
struct drm_prime_member *member;
- member = rb_entry(rb, struct drm_prime_member, dmabuf_rb);
- if (member->dma_buf == dma_buf) {
+ member = rb_entry(rb, struct drm_prime_member, handle_rb);
+ if (member->handle == handle) {
rb_erase(&member->handle_rb, &prime_fpriv->handles);
rb_erase(&member->dmabuf_rb, &prime_fpriv->dmabufs);
- dma_buf_put(dma_buf);
+ dma_buf_put(member->dma_buf);
kfree(member);
- return;
- } else if (member->dma_buf < dma_buf) {
+ break;
+ } else if (member->handle < handle) {
rb = rb->rb_right;
} else {
rb = rb->rb_left;
}
}
+
+ mutex_unlock(&prime_fpriv->lock);
}
void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv)
@@ -839,7 +843,7 @@ EXPORT_SYMBOL(drm_prime_pages_to_sg);
* @sgt: sg_table describing the buffer to check
*
* This helper calculates the contiguous size in the DMA address space
- * of the the buffer described by the provided sg_table.
+ * of the buffer described by the provided sg_table.
*
* This is useful for implementing
* &drm_gem_object_funcs.gem_prime_import_sg_table.