Date: Thu, 22 Jul 1999 11:54:03 -0700 From: Mike Smith <mike@smith.net.au> To: Terry Lambert <tlambert@primenet.com> Cc: mike@smith.net.au (Mike Smith), nate@mt.sri.com, scheper@beast.toad.net, freebsd-smp@FreeBSD.ORG Subject: Re: SMP + XDM = keyboard lockup Message-ID: <199907221854.LAA01328@dingo.cdrom.com> In-Reply-To: Your message of "Thu, 22 Jul 1999 18:53:05 -0000." <199907221853.LAA10953@usr05.primenet.com>
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> > > > Why would the other CPU doing the same inb/outb's as X? By the time > > > > init is run, the kernel is done 'setting up' the kernel. > > > > > > It wouldn't be. > > > > > > It would merely be trying to latch different addresses on the I/O > > > bus and/or write data to the previously latched address, at the > > > same time. > > > > This comment demonstrates that you're out of your depth. Back to the > > other end of the pool, and take your squeaky toys with you... > > > > (It doesn't work like that.) > > Cool. So we don't need the BGL for interrupt processing... At the moment we do, but with finer-grained locking on a few things, no. -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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