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| author | Elena Reshetova <elena.reshetova@intel.com> | 2017-03-06 15:21:00 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-04-05 20:31:57 +0200 |
| commit | 6c4bb65d0be8f34bc0aba982c9a47b19a1eea5ed (patch) | |
| tree | 37e956f83c6ba7e2870172f6c540b3a3a4f9aee9 /include/media | |
| parent | [media] cx88: convert struct cx88_core.refcount from atomic_t to refcount_t (diff) | |
| download | linux-6c4bb65d0be8f34bc0aba982c9a47b19a1eea5ed.tar.xz linux-6c4bb65d0be8f34bc0aba982c9a47b19a1eea5ed.zip | |
[media] vb2: convert vb2_vmarea_handler refcount from atomic_t to refcount_t
Use refcount_t to manage the refcount to the memory type specific buffer
videobuf2 buffer implementations. refcount_t is better suitable for the
purpose than atomic_t.
Signed-off-by: Elena Reshetova <elena.reshetova@intel.com>
Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David Windsor <dwindsor@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/videobuf2-memops.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/media/videobuf2-memops.h b/include/media/videobuf2-memops.h index 36565c7acb54..a6ed091b79ce 100644 --- a/include/media/videobuf2-memops.h +++ b/include/media/videobuf2-memops.h @@ -16,6 +16,7 @@ #include <media/videobuf2-v4l2.h> #include <linux/mm.h> +#include <linux/refcount.h> /** * struct vb2_vmarea_handler - common vma refcount tracking handler @@ -25,7 +26,7 @@ * @arg: argument for @put callback */ struct vb2_vmarea_handler { - atomic_t *refcount; + refcount_t *refcount; void (*put)(void *arg); void *arg; }; |