Date: Mon, 16 Feb 2004 21:08:57 +0100 From: des@des.no (Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?=) To: Robert Watson <rwatson@freebsd.org> Cc: cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/vm vm_kern.c Message-ID: <xzplln2zt0m.fsf@dwp.des.no> In-Reply-To: <Pine.NEB.3.96L.1040216140303.63057O-100000@fledge.watson.org> (Robert Watson's message of "Mon, 16 Feb 2004 14:13:55 -0500 (EST)") References: <Pine.NEB.3.96L.1040216140303.63057O-100000@fledge.watson.org>
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Robert Watson <rwatson@freebsd.org> writes: > And the origin of part of this problem is that procfs has some notions > that are hard to implement (or impossible to implement) [...] The problem existed in other parts of the kernel (such as md(4)) before it appeared in procfs. > This appears to change the semantics of M_NOWAIT from "Return memory if it > is available, or NULL if I need to sleep for it" into "Return memory if it > is available, or NULL if I need to sleep for it or it will never be > available". It does not change the semantics of M_NOWAIT at all. It changes the semantics of M_WAITOK. DES --=20 Dag-Erling Sm=F8rgrav - des@des.no
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