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author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2017-07-02 16:41:37 +0200 |
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committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2017-07-02 16:41:37 +0200 |
commit | 52409fae3e4b8d16b68b61902fc09075cd97b75d (patch) | |
tree | e67110145c5843b3f199d872ae285e2546c9ebe2 /backport-include/asm/barrier.h |
Backports generated from 4.11 kernel
Initial commit.
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'backport-include/asm/barrier.h')
-rw-r--r-- | backport-include/asm/barrier.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/backport-include/asm/barrier.h b/backport-include/asm/barrier.h new file mode 100644 index 0000000..9147fb0 --- /dev/null +++ b/backport-include/asm/barrier.h @@ -0,0 +1,18 @@ +#ifndef __BACKPORT_ASM_BARRIER_H +#define __BACKPORT_ASM_BARRIER_H + +#include <linux/version.h> +#if LINUX_VERSION_IS_GEQ(3,4,0) || \ + defined(CONFIG_ALPHA) || defined(CONFIG_MIPS) +#include_next <asm/barrier.h> +#endif /* >= 3.4 */ + +#ifndef dma_rmb +#define dma_rmb() rmb() +#endif + +#ifndef smp_mb__after_atomic +#define smp_mb__after_atomic smp_mb__after_clear_bit +#endif + +#endif /* __BACKPORT_ASM_BARRIER_H */ |