Date: Fri, 21 Dec 2001 19:28:08 +0100 From: Wilko Bulte <wkb@freebie.xs4all.nl> To: John Baldwin <jhb@FreeBSD.ORG> Cc: alpha@FreeBSD.ORG Subject: Re: FW: cvs commit: src/sys/alpha/alpha machdep.c src/sys/alpha/incl Message-ID: <20011221192808.A25979@freebie.xs4all.nl> In-Reply-To: <XFMail.011220155204.jhb@FreeBSD.org>; from jhb@FreeBSD.ORG on Thu, Dec 20, 2001 at 03:52:04PM -0800 References: <XFMail.011220155204.jhb@FreeBSD.org>
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On Thu, Dec 20, 2001 at 03:52:04PM -0800, John Baldwin wrote: I hope to have time early Jan 2002 to test this on the dual CPU DS20 at work. Our other SMP Alphas are tied up in an 8 node cluster test :-/ Wilko > If you've been having problems with SMP kernels, see if this fixes it. It > certainly greatly improves the stability of the DS20 I have here with an SMP > kernel. I would like to try and get interrupt preemption turned back on as > well with this if possible as this may fix the problems we were having with > that. Several of the chipsets didn't even bother to disable interrupts while > they fiddled with the ICU registers. > > -----FW: <200112202348.fBKNmVZ96597@freefall.freebsd.org>----- > > Date: Thu, 20 Dec 2001 15:48:31 -0800 (PST) > Sender: owner-cvs-committers@FreeBSD.org > From: John Baldwin <jhb@FreeBSD.org> > To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org > Subject: cvs commit: src/sys/alpha/alpha machdep.c src/sys/alpha/include intr.h > src/sys/alpha/isa isa.c src/sys/alpha/mcbus mcp > cia.c src/sys/alpha/pci apecs.c cia.c t2.c tsunami.c src/sys/alpha/tlsb dwlpx.c > src/sys/i386/i386 machdep.c mp_machdep.c mpapic > .c ... > > jhb 2001/12/20 15:48:31 PST > > Modified files: > sys/alpha/alpha machdep.c > sys/alpha/include intr.h > sys/alpha/isa isa.c > sys/alpha/mcbus mcpcia.c > sys/alpha/pci apecs.c cia.c t2.c tsunami.c > sys/alpha/tlsb dwlpx.c > sys/i386/i386 machdep.c mp_machdep.c mpapic.c > sys/i386/include apic.h > sys/i386/isa apic_ipl.s apic_vector.s clock.c > intr_machdep.c intr_machdep.h npx.c > vector.s > sys/kern subr_witness.c > Log: > Introduce a standard name for the lock protecting an interrupt controller > and it's associated state variables: icu_lock with the name "icu". This > renames the imen_mtx for x86 SMP, but also uses the lock to protect > access to the 8259 PIC on x86 UP. This also adds an appropriate lock to > the various Alpha chipsets which fixes problems with Alpha SMP machines > dropping interrupts with an SMP kernel. > > --------------End of forwarded message------------------------- > > -- > > John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ > "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-alpha" in the body of the message ---end of quoted text--- -- | / o / /_ _ email: wilko@FreeBSD.org |/|/ / / /( (_) Bulte Arnhem, The Netherlands To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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