linux-kernel - Re: [PATCH] coredump: Retry writes where appropriate

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Message-ID: <20090601184608.6379440c@lxorguk.ukuu.org.uk>
Date:	Mon, 1 Jun 2009 18:46:08 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	paul@...-scientist.net, linux-kernel@...r.kernel.org,
	stable@...nel.org, Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <andi@...stfloor.org>,
	Roland McGrath <roland@...hat.com>
Subject: Re: [PATCH] coredump: Retry writes where appropriate

> > If you are on the command line then SIGINT/SIGQUIT would be the obvious
> > ones for this ?
> 
> Not sure I understand. Do you mean we should treat the tty signals
> specially ?

Yes

> Personally, I don't think we should. If we decide that only SIGKILL
> interrupts the coredumping, then I think ^C should not interrupt.

Wait until you have a remote session over ssh that core dumps a 2GB core.
Then you'll understand why being able to ^C or ^\ it is useful.

Alan
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