Date: Mon, 18 Aug 1997 13:34:02 -0500 (EST) From: "John S. Dyson" <toor@dyson.iquest.net> To: phk@dk.tfs.com (Poul-Henning Kamp) Cc: dyson@freebsd.org, current@freebsd.org Subject: Re: big kernels, part II Message-ID: <199708181834.NAA14815@dyson.iquest.net> In-Reply-To: <221.871917592@critter.dk.tfs.com> from Poul-Henning Kamp at "Aug 18, 97 05:19:52 pm"
next in thread | previous in thread | raw e-mail | index | archive | help
> > I've found the problem with big kernels. The problem is that the > "PSE" code assumes that a kernel text+data+bss+symbols+misc data will > always fit in one 4MB "super-page". > > This is obviously not always the case. > > To reproduce just compile a kernel with COPTFLAGS set to "-a -g" and you > will see it (if your cpu supports PSE that is). > > Any chance you can fix this John ? > Hmmm.... I never meant to map the entire kernel, but just the first 4MB. I'll look at it. John
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199708181834.NAA14815>