Date: Tue, 11 Jul 1995 11:46:18 -0700 (PDT) From: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com> To: bde@freefall.cdrom.com (Bruce Evans) Cc: CVS-commiters@freefall.cdrom.com, cvs-sys@freefall.cdrom.com Subject: Re: cvs commit: src/sys/i386/isa syscons.c syscons.h Message-ID: <199507111846.LAA16428@gndrsh.aac.dev.com> In-Reply-To: <199507111834.LAA29765@freefall.cdrom.com> from "Bruce Evans" at Jul 11, 95 11:34:31 am
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> > bde 95/07/11 11:34:31 > > Modified: sys/i386/isa syscons.c syscons.h > Log: > Fix races in scstart(). q_to_b() wasn't called at spltty(), so there > were two races: > - q_to_b() might unexpectedly return 0 (e.g, after a keyboard signal > flushes the output queue and isn't echoed). ansi_put() interprets > 0 bytes as 4GB... Might this fix the problem that has been reported as ``switching VT's at a rate of 1 a second for about 2 to 3 minutes will result in a system hang?'' -- Rod Grimes rgrimes@gndrsh.aac.dev.com Accurate Automation Company Reliable computers for FreeBSD
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