diff options
| author | alc <alc@FreeBSD.org> | 2004-06-12 20:01:48 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2004-06-12 20:01:48 +0000 |
| commit | f6af690bdeb2e55a1bdabd5af91a8a601955e892 (patch) | |
| tree | 2932c2aa045737086a3494b92d63233e95fbc8c1 /sys/kern/uipc_socket.c | |
| parent | a1214ecb7b3a5536b459a68adb96489226a904ad (diff) | |
| download | FreeBSD-src-f6af690bdeb2e55a1bdabd5af91a8a601955e892.zip FreeBSD-src-f6af690bdeb2e55a1bdabd5af91a8a601955e892.tar.gz | |
In a multiprocessor, the PG_W bit in the pte must be changed atomically.
Otherwise, the setting of the PG_M bit by one processor could be lost if
another processor is simultaneously changing the PG_W bit.
Reviewed by: tegge@
Diffstat (limited to 'sys/kern/uipc_socket.c')
0 files changed, 0 insertions, 0 deletions
