Date: Thu, 27 Sep 2007 08:00:40 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: Chuck Swiger <cswiger@mac.com> Cc: Darren Reed <darrenr@freebsd.org>, Kris Kennaway <kris@FreeBSD.org>, freebsd-current@freebsd.org, Larry Rosenman <ler@lerctr.org> Subject: Re: panic: kmem_malloc(131072): kmem_map too small (AMD64) Message-ID: <86zlz8zlyv.fsf@ds4.des.no> In-Reply-To: <FDD4BD60-E7C8-4864-A6F5-F749304F3FF5@mac.com> (Chuck Swiger's message of "Wed\, 26 Sep 2007 11\:21\:27 -0700") References: <20070921102946.T11189@borg> <46F415BF.9010500@FreeBSD.org> <20070921140550.D96923@thebighonker.lerctr.org> <46F41CFF.6080108@FreeBSD.org> <46F58799.1030702@freebsd.org> <46F58B21.8030307@FreeBSD.org> <20070924091558.GB32006@team.vega.ru> <46F78C59.1020801@FreeBSD.org> <20070924080347.O84223@thebighonker.lerctr.org> <20070924144210.GA82735@team.vega.ru> <46F7D7A4.5090007@samsco.org> <46F80A39.3050707@FreeBSD.org> <46F8951C.50904@freebsd.org> <46F8CE67.60206@FreeBSD.org> <46FA2E46.8020303@freebsd.org> <FDD4BD60-E7C8-4864-A6F5-F749304F3FF5@mac.com>
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Chuck Swiger <cswiger@mac.com> writes: > I'm not certain whether FreeBSD's kernel memory allocator [malloc(9), > zone(9)] even supports the notion of allocating pageable memory > rather than memory taken from the fixed KVA region. The manpage > implies that calling kernel malloc with M_WAITOK will always return a > valid pointer and not NULL, but I'm not convinced this is will be > true if you try allocating something larger than the size of KVA and/ > or the amount of physical RAM available in the system. malloc(M_WAITOK) will panic if the request is not satisfiable. Where do you think "kmem_map too small" comes from? DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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