Date: Wed, 5 Feb 2003 03:50:20 -0500 (EST) From: Jeff Roberson <jroberson@chesapeake.net> To: Peter Wemm <peter@wemm.org> Cc: Dag-Erling Smorgrav <des@ofug.org>, <arch@FreeBSD.ORG> Subject: Re: New kernel allocation API Message-ID: <20030205034836.L96521-100000@mail.chesapeake.net> In-Reply-To: <20030205043024.06D122A8C1@canning.wemm.org>
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On Tue, 4 Feb 2003, Peter Wemm wrote: > Dag-Erling Smorgrav wrote: > > --=-=-= > > > > The attached patch creates two new entry points for malloc(), named > > kalloc() and kalloc_nowait(), eliminating the need for the M_NOWAIT > > and M_TRYWAIT constants. The patch also defines malloc() as a macro > > which invokes the appropriate API function, so source-level > > compatibility is maintained. > > The current bikeshed is about the mbuf functions as well, not just the > malloc function.. > If you would like to make a new malloc/free api I have some comments. most notably, free should require the size on return. This yields much cleaner implementations with little or no cost to most consumers. I had some local patches to do this when I was working on uma but not having naturally aligned sizes broke too much code. Cheers, Jeff To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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