From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Helge Hafting <helgehaf@aitel.hist.no>
Cc: "Albert D. Cahalan" <acahalan@cs.uml.edu>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Linux-2.5 fix/improve get_pid()
Date: 09 Aug 2002 11:32:33 +0100 [thread overview]
Message-ID: <1028889153.28883.186.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <3D5381F7.1BCE0118@aitel.hist.no>
On Fri, 2002-08-09 at 09:48, Helge Hafting wrote:
> Use 32-bit PID's, but with an additional rule for wraparound.
> Simply wrap the PID when
> (nextPID > 2*number_of_processes && nextPID > 30000)
> The latter one just to avoid wrapping at 10 when there are
> 5 processes.
Its much simpler to put max_pid into /proc/sys/kernel. That way we can
boot with 32000 process ids, which will ensure ancient stuff which has
16bit pid_t (old old libc) and also any old kernel interfaces which
expose it - does ipc ?
next prev parent reply other threads:[~2002-08-09 9:08 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-08 21:43 Hubertus Franke
2002-08-08 22:02 ` Linus Torvalds
2002-08-08 22:26 ` Linus Torvalds
2002-08-08 23:09 ` Albert D. Cahalan
2002-08-09 3:26 ` Chris Adams
2002-08-09 7:04 ` Albert D. Cahalan
2002-08-09 8:48 ` Helge Hafting
2002-08-09 10:32 ` Alan Cox [this message]
2002-08-09 9:35 ` Andrew Morton
2002-08-09 10:37 ` Andries Brouwer
2002-08-09 13:00 ` Chris Adams
2002-08-09 14:39 ` Albert D. Cahalan
2002-08-09 13:59 ` Rik van Riel
2002-08-09 14:57 ` Albert D. Cahalan
2002-08-08 22:34 ` Paul Larson
2002-08-08 22:44 ` Rik van Riel
2002-08-08 22:37 ` Rik van Riel
2002-08-09 1:49 ` Andries Brouwer
2002-08-09 19:34 ` Paul Larson
2002-08-09 20:13 ` Paul Larson
2002-08-09 20:40 ` Andries Brouwer
2002-08-09 21:23 ` Linus Torvalds
2002-08-09 21:42 ` Linus Torvalds
2002-08-09 21:46 ` Paul Larson
2002-08-09 22:04 ` Linus Torvalds
2002-08-10 17:23 ` Jamie Lokier
2002-08-10 18:33 ` Linus Torvalds
2002-08-10 18:48 ` Jamie Lokier
2002-08-11 20:41 ` Alan Cox
2002-08-11 19:58 ` Jamie Lokier
2002-08-11 21:23 ` Alan Cox
2002-08-11 20:10 ` Jamie Lokier
2002-08-12 8:56 ` Padraig Brady
2002-08-12 10:37 ` Alan Cox
2002-08-12 9:21 ` Padraig Brady
2002-08-12 14:40 ` Paul Larson
-- strict thread matches above, loose matches on Subject: below --
2002-08-12 16:15 Jim Houston
2002-08-09 0:53 Hubertus Franke
2002-08-08 21:50 Hubertus Franke
2002-08-08 18:56 Hubertus Franke
2002-08-08 19:15 ` Rik van Riel
2002-08-08 19:18 ` Paul Larson
2002-08-07 22:03 Paul Larson
2002-08-07 23:06 ` Andrew Morton
2002-08-08 0:24 ` Andries Brouwer
2002-08-08 19:42 ` William Lee Irwin III
2002-08-08 20:47 ` Andries Brouwer
2002-08-08 20:24 ` Linus Torvalds
2002-08-08 21:30 ` H. Peter Anvin
2002-08-08 21:45 ` William Lee Irwin III
2002-08-09 4:42 ` William Lee Irwin III
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