diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-06-29 04:16:33 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-06-29 04:16:33 +0000 |
| commit | 918ad8934d2b0dff6db00ed5e04dba9f7a98ce00 (patch) | |
| tree | 5346352f246ef16020708eb2aeb5f33690e9e3aa /etc | |
| parent | 07cf13c26028613edda80f54efd12d444fe12351 (diff) | |
Implement membar_* for armv7 with the dmb instruction. The previous
sys/sys/atomic.h default of __sync_synchronize() resulted in "dmb sy",
a full system barrier for all memory operations. With this change
membar_producer() switches to "dmb st" (StoreStore).
earlier version ok rapha@
Diffstat (limited to 'etc')
0 files changed, 0 insertions, 0 deletions