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From: "H. Peter Anvin" <hpa@zytor.com>
To: Matt Mackall <mpm@selenic.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: short read from /dev/urandom
Date: Sat, 15 Jan 2005 19:18:14 -0800	[thread overview]
Message-ID: <41E9DCF6.6080008@zytor.com> (raw)
In-Reply-To: <20050116025159.GB3867@waste.org>

Matt Mackall wrote:
> 
> What about signals to a process blocked on /dev/random (which also has no
> documented mention of being interruptible by signals)?
> 
> Not handling short reads is always a bug.
> 

Agreed it is.  All I was saying was that I could see a *small* exception 
(like PIPE_BUF) for /dev/urandom.

Sleeping would be utterly unacceptable.

	-hpa

  reply	other threads:[~2005-01-16  3:18 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-14  4:54 short read from /dev/urandom Ulrich Drepper
2005-01-14  5:56 ` David Wagner
2005-01-14  6:54   ` Ulrich Drepper
2005-01-14 19:55     ` David Wagner
2005-01-14 19:10 ` Theodore Ts'o
2005-01-14 21:04   ` Ulrich Drepper
2005-01-14 23:21     ` Theodore Ts'o
2005-01-15  2:36       ` H. Peter Anvin
2005-01-16  2:51         ` Matt Mackall
2005-01-16  3:18           ` H. Peter Anvin [this message]
2005-01-15  2:34     ` H. Peter Anvin
2005-01-19 15:48     ` Pavel Machek
2005-01-16  2:44 ` Matt Mackall
2005-01-16  3:58   ` Ulrich Drepper
2005-01-16  4:58     ` Matt Mackall
2005-01-16 13:23     ` Andries Brouwer

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