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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-11-02 23:03:34 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-11-09 21:32:53 +0300 |
| commit | 5f72db59160c697d1dec3f6074dba72bd834c695 (patch) | |
| tree | a2daf87148008441d55d467b5a4f91ddbf9ac567 /include/linux/dma-fence.h | |
| parent | 19d814cc0765b409e2b90ed7a5514a15ce6ecf7b (diff) | |
| download | linux-5f72db59160c697d1dec3f6074dba72bd834c695.tar.xz | |
dma-buf/fence: Sparse wants __rcu on the object itself
In order to silence sparse in dma_fence_get_rcu_safe(), we need to mark
the incoming fence object as being RCU protected and not the pointer to
the object.
Cc: Dave Airlie <airlied@redhat.com>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: linaro-mm-sig@lists.linaro.org
Cc: linux-media@vger.kernel.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171102200336.23347-3-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
[vsyrjala: s/silent/silence/ in commit message]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Diffstat (limited to 'include/linux/dma-fence.h')
| -rw-r--r-- | include/linux/dma-fence.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index efdabbb64e3c..4c008170fe65 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -242,7 +242,7 @@ static inline struct dma_fence *dma_fence_get_rcu(struct dma_fence *fence) * The caller is required to hold the RCU read lock. */ static inline struct dma_fence * -dma_fence_get_rcu_safe(struct dma_fence * __rcu *fencep) +dma_fence_get_rcu_safe(struct dma_fence __rcu **fencep) { do { struct dma_fence *fence; |