Date: Sat, 18 Sep 2010 07:18:30 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/kern kern_clocksource.c Message-ID: <201009180718.o8I7Irk8046509@repoman.freebsd.org>
next in thread | raw e-mail | index | archive | help
mav 2010-09-18 07:18:30 UTC
FreeBSD src repository
Modified files:
sys/kern kern_clocksource.c
Log:
SVN rev 212811 on 2010-09-18 07:18:30Z by mav
When global timer used at SMP system, update nextevent field on BSP before
sending IPI to other CPUs. Otherwise, other CPUs will try to honor stale
value, programming timer for zero interval. If timer is fast enough,
it caused extra interrupt before timer correctly reprogrammed by BSP.
Revision Changes Path
1.7 +4 -4 src/sys/kern/kern_clocksource.c
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201009180718.o8I7Irk8046509>