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| author |   jsg <jsg@openbsd.org> | 2015-06-29 04:16:32 +0000 |
|---|---|---|
| committer | jsg <jsg@openbsd.org> | 2015-06-29 04:16:32 +0000 |
| commit | 17c381cc468dd35e28c52d70f81f7cb3367e57ea (patch) | |
| tree | 74f0a4381c10f3ef877e61e7c9ecbcb4531480eb /lib | |
| parent | Fix trap setup for double faults; error pointed out by Wei Liu a few months (diff) | |
| download | wireguard-openbsd-17c381cc468dd35e28c52d70f81f7cb3367e57ea.tar.xz wireguard-openbsd-17c381cc468dd35e28c52d70f81f7cb3367e57ea.zip | |
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 'lib')
0 files changed, 0 insertions, 0 deletions