Date: Sat, 16 Apr 2005 00:52:49 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: John Baldwin <jhb@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/vm vm_pageq.c Message-ID: <20050415225249.GL837@darkness.comp.waw.pl> In-Reply-To: <200504152145.j3FLj2Oi004736@repoman.freebsd.org> References: <200504152145.j3FLj2Oi004736@repoman.freebsd.org>
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[-- Attachment #1 --] On Fri, Apr 15, 2005 at 09:45:02PM +0000, John Baldwin wrote: +> jhb 2005-04-15 21:45:02 UTC +> +> FreeBSD src repository +> +> Modified files: +> sys/vm vm_pageq.c +> Log: +> Add a vm.blacklist tunable which can hold a space or comma seperated list +> of physical addresses. The pages containing these physical addresses will +> not be added to the free list and thus will effectively be ignored by the +> VM system. This is mostly useful for the case when one knows of specific +> physical addresses that have bit errors (such as from a memtest run) so +> that one can blacklist the bad pages while waiting for the new sticks of +> RAM to arrive. The physical addresses of any ignored pages are listed in +> the message buffer as well. Nice. Would be good to have it documented somewhere, not sure where... -- Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFCYEXBForvXbEpPzQRAjcuAJ9IIEfrvFou8fez2YQ/PO3uJH8CewCgiYpf +6yLpHHy8zjpaGCur/yTWnY= =0jol -----END PGP SIGNATURE-----
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