From: Ralf Baechle <ralf@linux-mips.org>
To: Chris Wedgwood <cw@f00f.org>
Cc: Paul Jackson <pj@sgi.com>,
ikebe.takashi@lab.ntt.co.jp, linux-kernel@vger.kernel.org
Subject: Re: [PATCH x86_64] Live Patching Function on 2.6.11.7
Date: Wed, 20 Apr 2005 14:10:25 +0100 [thread overview]
Message-ID: <20050420131025.GA8255@linux-mips.org> (raw)
In-Reply-To: <20050418092505.GA2206@taniwha.stupidest.org>
On Mon, Apr 18, 2005 at 02:25:06AM -0700, Chris Wedgwood wrote:
> > The call switching folks have been doing live patching at least
> > since I worked on it, over 25 years ago. This is not just
> > marketing.
>
> That still doesn't explain *why* live patching is needed.
The more optimization a modern compiler does the less practical a patching
approach seems for anything but very trivial fixes.
I'd try a shared library based approach for on the fly updates.
Ralf
next prev parent reply other threads:[~2005-04-20 13:10 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-18 3:19 [PATCH x86_64] Live Patching Function on 2.6.11.7 Takashi Ikebe
2005-04-18 4:07 ` Chris Wedgwood
2005-04-18 4:19 ` Takashi Ikebe
2005-04-18 4:42 ` Daniel Jacobowitz
2005-04-18 4:55 ` Nicholas Miell
2005-04-18 5:01 ` Davide Libenzi
2005-04-18 5:41 ` Takashi Ikebe
2005-07-11 7:18 ` [PATCH] eventpoll : Suppress a short lived lock from struct file Eric Dumazet
2005-07-11 8:34 ` Peter Zijlstra
2005-07-11 9:29 ` Eric Dumazet
2005-07-11 14:00 ` Davide Libenzi
2005-07-11 15:20 ` Eric Dumazet
2005-04-18 5:00 ` [PATCH x86_64] Live Patching Function on 2.6.11.7 David S. Miller
2005-04-18 6:12 ` Chris Wedgwood
2005-04-18 6:35 ` Chris Friesen
2005-04-18 6:48 ` Chris Wedgwood
2005-04-18 10:03 ` James Courtier-Dutton
2005-04-18 9:10 ` Chris Wedgwood
2005-04-18 7:32 ` Takashi Ikebe
2005-04-18 7:56 ` Chris Wedgwood
2005-04-18 8:37 ` Takashi Ikebe
2005-04-18 8:59 ` Chris Wedgwood
2005-04-18 9:16 ` Paul Jackson
2005-04-18 9:25 ` Chris Wedgwood
2005-04-18 11:30 ` Rik van Riel
2005-04-18 12:52 ` Takashi Ikebe
2005-04-18 14:06 ` Rik van Riel
2005-04-19 2:14 ` Takashi Ikebe
2005-04-19 4:27 ` Chris Wedgwood
2005-04-19 5:19 ` Takashi Ikebe
2005-04-19 5:52 ` Chris Wedgwood
2005-04-20 4:18 ` Takashi Ikebe
2005-04-20 5:43 ` Chris Wedgwood
2005-04-20 7:35 ` Takashi Ikebe
2005-04-20 7:50 ` Chris Wedgwood
2005-04-20 7:57 ` Takashi Ikebe
2005-04-20 8:26 ` Chris Wedgwood
2005-04-20 8:45 ` Takashi Ikebe
2005-04-20 8:51 ` Chris Wedgwood
2005-04-20 11:19 ` Rik van Riel
2005-04-20 15:06 ` Chris Friesen
2005-04-20 8:34 ` Miquel van Smoorenburg
2005-04-19 5:57 ` Takashi Ikebe
2005-04-18 14:28 ` Paul Jackson
2005-04-20 13:10 ` Ralf Baechle [this message]
2005-04-20 15:08 ` Chris Friesen
2005-04-23 16:17 ` Andi Kleen
2005-04-25 2:11 ` Takashi Ikebe
2005-04-25 2:48 ` Kyle Moffett
2005-04-25 10:39 ` Takashi Ikebe
2005-04-25 11:15 ` Kyle Moffett
2005-04-25 15:09 ` Pavel Machek
2005-04-25 15:54 ` Andi Kleen
2005-04-25 16:36 ` Valdis.Kletnieks
2005-04-26 1:34 ` Takashi Ikebe
2005-04-26 2:15 ` Kyle Moffett
2005-04-26 9:36 ` Pavel Machek
2005-04-26 13:05 ` Andi Kleen
[not found] <3Uv7B-5lv-7@gated-at.bofh.it>
[not found] ` <3UvKd-5RT-1@gated-at.bofh.it>
[not found] ` <3Uw3y-65a-1@gated-at.bofh.it>
[not found] ` <3UwmX-6gm-5@gated-at.bofh.it>
[not found] ` <3UwwG-6lY-7@gated-at.bofh.it>
[not found] ` <3UwGk-6Cv-9@gated-at.bofh.it>
[not found] ` <3Uxj2-6YL-1@gated-at.bofh.it>
2005-04-18 10:59 ` Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>
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