Date: Tue, 04 Oct 2005 08:45:40 -0700 From: Nate Lawson <nate@root.org> To: John Baldwin <jhb@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/i386 apic_vector.s mp_machdep.c src/sys/i386/include smptests.h Message-ID: <4342A3A4.50603@root.org> In-Reply-To: <20051004151539.AAEF716A432@hub.freebsd.org> References: <20051004151539.AAEF716A432@hub.freebsd.org>
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John Baldwin wrote: > jhb 2005-10-04 15:15:22 UTC > > FreeBSD src repository > > Modified files: (Branch: RELENG_6) > sys/i386/i386 apic_vector.s mp_machdep.c > sys/i386/include smptests.h > Log: > MFC: Add interrupt counters for IPIs. > > Approved by: re (scottl) Any idea why we're invalidating ranges of pages so much with MP contention? Is it perhaps that lazy context switching is a pessimization? -- Nate
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