Date: Thu, 7 Dec 2006 14:43:57 +0000 From: Alexey Dokuchaev <danfe@FreeBSD.org> To: Poul-Henning Kamp <phk@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern kern_synch.c Message-ID: <20061207144356.GB14587@FreeBSD.org> In-Reply-To: <200611300827.kAU8RcLl081301@repoman.freebsd.org> References: <200611300827.kAU8RcLl081301@repoman.freebsd.org>
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On Thu, Nov 30, 2006 at 08:27:38AM +0000, Poul-Henning Kamp wrote: > phk 2006-11-30 08:27:38 UTC > > FreeBSD src repository > > Modified files: > sys/kern kern_synch.c > Log: > Only grab the sched_lock if we actually need to modify the thread priority. > > During a buildworld only 2/3 of the calls to msleep actually changed > the priority. Did you, by chance, have any benchmarks on this? ./danfe
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