Date: Wed, 16 Jan 2002 11:48:05 -0500 From: Dan Moschuk <dan@FreeBSD.ORG> To: Poul-Henning Kamp <phk@critter.freebsd.dk> Cc: arch@FreeBSD.ORG Subject: Re: M_SHORTWAIT, the md driver and errno Message-ID: <20020116114805.L7831@spirit.jaded.net> In-Reply-To: <43818.1011165127@critter.freebsd.dk>; from phk@critter.freebsd.dk on Wed, Jan 16, 2002 at 08:12:07AM %2B0100 References: <20020116012950.C7831@spirit.jaded.net> <43818.1011165127@critter.freebsd.dk>
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| >I'm fixing up the md driver to use the M_SHORTWAIT flag when allocating | >memory. In the event that our request times out, what errno should the | >driver return? | | Good question, I guess EIO is the "make sure not to break anything" | choice, but obviously ENOMEM would make more sense. ENOMEM would make the most sense, I just wasn't sure you were "allowed" to return that for write calls. EIO kind of sucks; seeing an "Input/output error" while writing to a memory disk will probably result in people incorrectly thinking that they have bad ram. Cheers, -Dan -- Build a man a fire and he'll be warm for a day. Set a man on fire and he'll be warm for the rest of his life. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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