diff options
| author | Andrey Konovalov <andrey.konovalov@linaro.org> | 2013-05-08 22:31:27 +0400 |
|---|---|---|
| committer | Andrey Konovalov <andrey.konovalov@linaro.org> | 2013-05-08 22:31:27 +0400 |
| commit | 79dbf9d1a443fc015e05dbeb5ab610059c6d9bf1 (patch) | |
| tree | 044b23d8cb4827763dc0728dbaa76c4cd0eb7ac2 /drivers/hv/ring_buffer.c | |
| parent | de507154419bcaf3c135b94ba3bbb3f3a6464447 (diff) | |
| parent | c554f06fc801004f3fc3b162c490d8fdf4e79725 (diff) | |
Merge branch 'tracking-linux-3.9.y' into merge-linux-linaro-core-trackingllct-20130508.0
Diffstat (limited to 'drivers/hv/ring_buffer.c')
| -rw-r--r-- | drivers/hv/ring_buffer.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c index cafa72ffdc30..d6fbb5772b8d 100644 --- a/drivers/hv/ring_buffer.c +++ b/drivers/hv/ring_buffer.c @@ -71,6 +71,7 @@ u32 hv_end_read(struct hv_ring_buffer_info *rbi) static bool hv_need_to_signal(u32 old_write, struct hv_ring_buffer_info *rbi) { + smp_mb(); if (rbi->ring_buffer->interrupt_mask) return false; |