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authorDave Airlie <airlied@redhat.com>2017-04-13 11:41:38 +1000
committerGustavo Padovan <gustavo.padovan@collabora.com>2017-04-18 10:27:38 -0300
commitd8f2ebaac650dc35db3bf5cf10e8ee1115b455f8 (patch)
tree090060672c15542296e506200bac6e71d566eae2 /drivers/dma-buf/sync_file.c
parent2e38178e23e63b193654af9a11bb4a3cb4b999a5 (diff)
sync_file: get rid of internal reference count.
sync_file uses the reference count of the file, the internal kref was never getting moved past 1. We can reintroduce this if we decide we need it later. [airlied: fix buildbot warnings] Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Dave Airlie <airlied@redhat.com> Acked-by: Sumit Semwal <sumit.semwal@linaro.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170413014144.637-2-airlied@gmail.com
Diffstat (limited to 'drivers/dma-buf/sync_file.c')
-rw-r--r--drivers/dma-buf/sync_file.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 2321035f6204..dc89b1d484e8 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -41,8 +41,6 @@ static struct sync_file *sync_file_alloc(void)
if (IS_ERR(sync_file->file))
goto err;
- kref_init(&sync_file->kref);
-
init_waitqueue_head(&sync_file->wq);
INIT_LIST_HEAD(&sync_file->cb.node);
@@ -277,22 +275,15 @@ err:
}
-static void sync_file_free(struct kref *kref)
+static int sync_file_release(struct inode *inode, struct file *file)
{
- struct sync_file *sync_file = container_of(kref, struct sync_file,
- kref);
+ struct sync_file *sync_file = file->private_data;
if (test_bit(POLL_ENABLED, &sync_file->fence->flags))
dma_fence_remove_callback(sync_file->fence, &sync_file->cb);
dma_fence_put(sync_file->fence);
kfree(sync_file);
-}
-
-static int sync_file_release(struct inode *inode, struct file *file)
-{
- struct sync_file *sync_file = file->private_data;
- kref_put(&sync_file->kref, sync_file_free);
return 0;
}