diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2006-05-29 09:54:21 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2006-05-29 09:54:21 +0000 |
| commit | 3d23607e341b0c5daa94bc47338771cc3e4f8833 (patch) | |
| tree | 6e13dc87ea2c952a230bbdc53af1db4628c72c33 /sys/arch/i386/include/profile.h | |
| parent | 6b97fa5185775cce92425a955bfcfdcba88958ff (diff) | |
implement reliable microtime on smp (joint work w/ otto):
send a bcast ipi from the cpu0 to all others to timestamp tsc
on every clock intr. this way using local tsc provides accurate
microtime() measurements. thus gettimeofday test passes now.
otto@ deraadt@ ok
Diffstat (limited to 'sys/arch/i386/include/profile.h')
0 files changed, 0 insertions, 0 deletions