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From: Jeff Dike <jdike@addtoit.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Nicholas Miell <nmiell@comcast.net>,
	Davide Libenzi <davidel@xmailserver.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Linux Kernel list <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Paul Mackerras <paulus@samba.org>
Subject: Re: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
Date: Wed, 6 Jun 2007 08:52:59 -0400	[thread overview]
Message-ID: <20070606125259.GA5491@c2.user-mode-linux.org> (raw)
In-Reply-To: <1181098204.31677.158.camel@localhost.localdomain>

On Wed, Jun 06, 2007 at 12:50:04PM +1000, Benjamin Herrenschmidt wrote:
> Yeah, synchronous signals should probably never be delivered to another
> process, even via signalfd. There's no point delivering a SEGV to
> somebody else :-)

Sure there is.  UML does exactly that - intercepting child signals
(including SEGV) with wait.

				Jeff

-- 
Work email - jdike at linux dot intel dot com

  parent reply	other threads:[~2007-06-06 13:02 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-05  1:25 [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes Benjamin Herrenschmidt
2007-06-05  1:44 ` Linus Torvalds
2007-06-05  2:10   ` Benjamin Herrenschmidt
2007-06-05  2:38     ` Davide Libenzi
2007-06-05  3:22       ` Benjamin Herrenschmidt
2007-06-05  6:09         ` Nicholas Miell
2007-06-05  7:27           ` Benjamin Herrenschmidt
2007-06-05 23:51             ` Nicholas Miell
2007-06-06  0:03               ` Benjamin Herrenschmidt
2007-06-06  0:11               ` Davide Libenzi
2007-06-06  0:15                 ` Nicholas Miell
2007-06-06  0:37                   ` Davide Libenzi
2007-06-06  0:58                     ` signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes) Nicholas Miell
2007-06-06  2:50                       ` Benjamin Herrenschmidt
2007-06-06  3:29                         ` Davide Libenzi
2007-06-06  3:37                           ` Linus Torvalds
2007-06-06  4:08                             ` Nicholas Miell
2007-06-06  4:18                               ` Benjamin Herrenschmidt
2007-06-06  4:35                             ` Davide Libenzi
2007-06-06  6:47                             ` Benjamin Herrenschmidt
2007-06-06 22:36                               ` Davide Libenzi
2007-06-06  3:52                           ` Benjamin Herrenschmidt
2007-06-06 12:52                         ` Jeff Dike [this message]
2007-06-06 22:43                           ` Paul Mackerras
2007-06-07  2:20                             ` Jeff Dike
2007-06-07  3:29                               ` Benjamin Herrenschmidt
2007-06-07 13:59                                 ` Jeff Dike
2007-06-07  3:21                           ` Benjamin Herrenschmidt
2007-06-05 15:52     ` [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes Davide Libenzi
2007-06-05 22:15       ` Benjamin Herrenschmidt
2007-06-05 22:50         ` Davide Libenzi
2007-06-05 22:59           ` Benjamin Herrenschmidt
2007-06-06  0:11             ` Davide Libenzi

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