In sep.2009 i noticed that usleep() select() and friends (including
the in-kernel callouts) would consistently take one tick longer
than they should, and committed a fix to sys/kern/kern_timeout.c
to HEAD and RELENG_8
http://svnweb.freebsd.org/base?view=revisionrevision=197137
On Jan 26, 2012, at 11:08 AM, Luigi Rizzo wrote:
In sep.2009 i noticed that usleep() select() and friends (including
the in-kernel callouts) would consistently take one tick longer
than they should, and committed a fix to sys/kern/kern_timeout.c
to HEAD and RELENG_8
Sounds like the tvtohz()
