From: Werner Almesberger <werner@almesberger.net>
To: Henrik Nordstrom <hno@marasystems.com>
Cc: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] RFC: lossless printk
Date: Thu, 1 Apr 2004 12:36:22 -0300 [thread overview]
Message-ID: <20040401123622.D28573@almesberger.net> (raw)
In-Reply-To: <Pine.LNX.4.44.0404011252320.1814-100000@filer.marasystems.com>; from hno@marasystems.com on Thu, Apr 01, 2004 at 12:58:01PM +0200
Henrik Nordstrom wrote:
> This won't work properly. What you need is something like:
Hmm, if the destination is "stuck", you should get ENOSPC or EAGAIN
in the next iteration after a partial write. Someone may make us work
particularly hard by only allowing only a few bytes at a time, but
I'm not sure printk should worry about this.
> Not sure about this.. should probably just drop the writes then and return
> an error. The console may have been hung up by various reasons, and I do
> not think this should kill the kernel.
Yes, that might be nicer.
- Werner
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/ Werner Almesberger, Buenos Aires, Argentina werner@almesberger.net /
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next prev parent reply other threads:[~2004-04-01 15:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-01 7:25 [uml-devel] RFC: lossless printk Werner Almesberger
2004-04-01 10:58 ` Henrik Nordstrom
2004-04-01 15:36 ` Werner Almesberger [this message]
2004-04-01 17:42 ` Henrik Nordstrom
2004-04-01 18:28 ` Werner Almesberger
2004-04-01 20:36 ` Henrik Nordstrom
[not found] ` <Pine.LNX.4.58.0404010149580.13832@gradall.private.brainfood.com>
2004-04-01 11:30 ` Werner Almesberger
2004-04-01 11:48 ` Henrik Nordstrom
2004-04-02 20:19 ` Werner Almesberger
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