Date: Fri, 26 Oct 2007 15:57:03 +0000 From: Alexey Dokuchaev <danfe@FreeBSD.org> To: Pawel Jakub Dawidek <pjd@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/geom geom_io.c Message-ID: <20071026155703.GC7312@FreeBSD.org> In-Reply-To: <200710260655.l9Q6t0UW080765@repoman.freebsd.org> References: <200710260655.l9Q6t0UW080765@repoman.freebsd.org>
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On Fri, Oct 26, 2007 at 06:55:00AM +0000, Pawel Jakub Dawidek wrote: > pjd 2007-10-26 06:55:00 UTC > > FreeBSD src repository > > Modified files: > sys/geom geom_io.c > Log: > Save stack only when KTR_GEOM is both compiled into the kernel and enabled > in debug.ktr.mask. Because saving stack is very expensive, it's better only > to do it when one really wants to. Do you by chance have benchmark results? I'd like to know what impact does it cause, unless I'm asking too much. :-) ./danfe
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