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| author | Jiri Olsa <jolsa@redhat.com> | 2009-07-08 12:10:31 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-07-09 17:06:58 -0700 |
| commit | ad46276952f1af34cd91d46d49ba13d347d56367 (patch) | |
| tree | 55cf35156794ab34d8a607c25fd044c37231f9e4 /fs/dlm/lockspace.h | |
| parent | a57de0b4336e48db2811a2030bb68dba8dd09d88 (diff) | |
memory barrier: adding smp_mb__after_lock
Adding smp_mb__after_lock define to be used as a smp_mb call after
a lock.
Making it nop for x86, since {read|write|spin}_lock() on x86 are
full memory barriers.
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/dlm/lockspace.h')
0 files changed, 0 insertions, 0 deletions