Date: Mon, 11 May 2009 15:22:00 +0300 From: Alexander Motin <mav@FreeBSD.org> To: Tim Kientzle <kientzle@freebsd.org> Cc: FreeBSD acpi <freebsd-acpi@freebsd.org>, FreeBSD-Current <freebsd-current@freebsd.org>, freebsd-mobile@freebsd.org Subject: Re: Fighting for the power. Message-ID: <4A081868.6010906@FreeBSD.org> In-Reply-To: <4A07BC4D.7080604@freebsd.org> References: <49FE1826.4060000@FreeBSD.org> <4A07BC4D.7080604@freebsd.org>
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Tim Kientzle wrote: > I started to try the "hint.apic.0.clock", but noticed > in your commit r191720: > Alexander Motin wrote: >> Add hint.apic.0.clock tunable. Setting it 0 disables using >> LAPIC timers as hard-/stat-/profclock sources falling back >> to using i8254 and rtc timers. >> ... >> This technique is not working for SMP yet, as only one CPU >> receives timer interrupts. But I think that problem could >> be fixed by forwarding interrupts to other CPUs with IPI. > > Is anyone looking at this yet? I have implemented SMP support for i386 and amd64 in some of my later commits. -- Alexander Motin
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