From owner-cvs-all Tue Jan 21 1:39:24 2003 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B328637B405; Tue, 21 Jan 2003 01:39:22 -0800 (PST) Received: from critter.freebsd.dk (critter.freebsd.dk [212.242.86.163]) by mx1.FreeBSD.org (Postfix) with ESMTP id 676C743F13; Tue, 21 Jan 2003 01:39:21 -0800 (PST) (envelope-from phk@freebsd.org) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.12.6/8.12.6) with ESMTP id h0L9co6Z011799; Tue, 21 Jan 2003 10:38:50 +0100 (CET) (envelope-from phk@freebsd.org) To: Alfred Perlstein Cc: cvs-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/alpha/alpha busdma_machdep.c src/sys/alpha/osf1 imgact_osf1.c osf1_misc.c src/sys/cam cam_periph.c cam_sim.c cam_xpt.c src/sys/cam/scsi scsi_cd.c scsi_ch.c scsi_da.c scsi_low.c scsi_sa.c scsi_target.c src/sys/coda cnode.h ... From: phk@freebsd.org In-Reply-To: Your message of "Tue, 21 Jan 2003 00:56:16 PST." <200301210856.h0L8uGF3078830@repoman.freebsd.org> Date: Tue, 21 Jan 2003 10:38:50 +0100 Message-ID: <11798.1043141930@critter.freebsd.dk> Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In message <200301210856.h0L8uGF3078830@repoman.freebsd.org>, Alfred Perlstein writes: >alfred 2003/01/21 00:56:16 PST > > Log: > Remove M_TRYWAIT/M_WAITOK/M_WAIT. Callers should use 0. > Merge M_NOWAIT/M_DONTWAIT into a single flag M_NOWAIT. I'll admit that I saw your headsup, and didn't fire my reply after you yet so it is technically a bit late to come with my input: Considering that we are trying to make an SMP agile kernel, I would argue the default should be to not wait. If nothing else because it would also have given us a nice grep target for places things could sleep. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message