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| author | Jeff Moyer <jmoyer@redhat.com> | 2019-11-05 10:33:19 -0500 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-11-05 08:35:26 -0700 |
| commit | ba97eaf8f9ef2030d581be10df9d875dbfadc91d (patch) | |
| tree | 8162f906d2d42f8b119ebe12851739bf642b2fc2 /src/include/liburing/barrier.h | |
| parent | 0781f2af2c4837ca01d97329bf9ce718ff202e00 (diff) | |
| download | liburing-ba97eaf8f9ef2030d581be10df9d875dbfadc91d.tar.gz liburing-ba97eaf8f9ef2030d581be10df9d875dbfadc91d.tar.bz2 | |
barrier.h: add generic smp_mb implementation
This missing define causes build failures on s390:
src/include/liburing.h:298: undefined reference to `io_uring_smp_mb'
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'src/include/liburing/barrier.h')
| -rw-r--r-- | src/include/liburing/barrier.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/liburing/barrier.h b/src/include/liburing/barrier.h index fc40a8a..aca308a 100644 --- a/src/include/liburing/barrier.h +++ b/src/include/liburing/barrier.h @@ -76,6 +76,7 @@ do { \ * Add arch appropriate definitions. Be safe and use full barriers for * archs we don't have support for. */ +#define io_uring_smp_mb() __sync_synchronize() #define io_uring_smp_rmb() __sync_synchronize() #define io_uring_smp_wmb() __sync_synchronize() #endif /* defined(__x86_64__) || defined(__i386__) */ |