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Date: Mon, 17 Dec 2001 12:30:45 +0000
From: Sean Hunter <sean@dev.sportingbet.com>
To: Matthew Kirkwood <matthew@hairy.beasts.org>
Cc: vda <vda@port.imtp.ilyichevsk.odessa.ua>, Chris Wright <chris@wirex.com>,
        Linus Torvalds <torvalds@transmeta.com>, Andries.Brouwer@cwi.nl,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kill(-1,sig)
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In-Reply-To: <Pine.LNX.4.33.0112171205590.10824-100000@sphinx.mythic-beasts.com>; from matthew@hairy.beasts.org on Mon, Dec 17, 2001 at 12:06:30PM +0000
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Doh!</slaps head>

Sean


On Mon, Dec 17, 2001 at 12:06:30PM +0000, Matthew Kirkwood wrote:
> On Mon, 17 Dec 2001, Sean Hunter wrote:
> 
> > > Hmm. Looking at killall5 source I see
> > >
> > > kill(-1, STOP);
> > > for(each proc with p.sid!=my_sid) kill(proc, sig);
> > > kill(-1, CONT);
> > >
> > > I guess STOP will stop killall5 too? Not good indeed.
> 
> > Couldn't it just do:
> [..]
> > ... in other words, block signals, do the killing, then unblock?
> 
> SIGSTOP and SIGKILL can't be blocked.
> 
> Matthew.
> 
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