Date: Tue, 1 Jan 2002 04:26:08 +1100 (EST) From: Bruce Evans <bde@zeta.org.au> To: Peter Jeremy <peter.jeremy@alcatel.com.au> Cc: Peter Wemm <peter@wemm.org>, Dag-Erling Smorgrav <des@ofug.org>, Alfred Perlstein <bright@mu.org>, <cvs-committers@FreeBSD.org>, <cvs-all@FreeBSD.org> Subject: Re: cvs commit: src/sys/kern vfs_subr.c Message-ID: <20020101041727.C7360-100000@gamplex.bde.org> In-Reply-To: <20011231195140.A24735@gsmx07.alcatel.com.au>
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On Mon, 31 Dec 2001, Peter Jeremy wrote: > On Fri, Dec 28, 2001 at 04:01:02PM -0800, Peter Wemm wrote: > >I seem to recall that some early-boot stuff may depend on certain variables > >being zeroed explicitly since they were being accessed before locore zeroed > >its bss section when booting from boot2 (rather than loader). These may > >have been confined within the assembler .s files though. > > > >Anyway, if somebody is going to do this, be careful not to go too close to > >locore/machdep/early startup code without carefully checking the > >implications. > > I'd also point out that some of those initialisations are deliberate > to allow the value to be patched. Checking the grep output for I think this hack has been obsoleted by loader tunables. (I don't use loader(8) or its tunables except for testing, but would just rebuild the kernel instead of patching.) Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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