From: Oleg Nesterov <oleg@tv-sign.ru>
To: Andrew Morton <akpm@osdl.org>
Cc: benh@kernel.crashing.org, jk@blackdown.de, linux-kernel@vger.kernel.org
Subject: Re: 2.6.12-rc2-mm3
Date: Tue, 03 May 2005 14:42:16 +0400 [thread overview]
Message-ID: <42775588.95EB8ECF@tv-sign.ru> (raw)
In-Reply-To: 20050502232925.752ad1d8.akpm@osdl.org
Andrew Morton wrote:
>
> Oleg Nesterov <oleg@tv-sign.ru> wrote:
> >
> > ...
> > Before this timer patch del_timer(pending_timer) worked as
> > a memory barrier for the caller, now it does not.
> >
>
> I wonder if we should still do this? It would seem to be a safer approach.
>
> (This barrier stuff continues to give me the creeps. Imagine being
> dependent upon accidental barriers in the add/del/mod_timer code. Ugh).
I can't judge. But if we added barriers now, it would be
very hard to remove them later. And I think it's not good
to have these barriers "just in case".
Oleg.
next prev parent reply other threads:[~2005-05-03 10:40 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-11 8:25 2.6.12-rc2-mm3 Andrew Morton
2005-04-11 8:56 ` 2.6.12-rc2-mm3 J.A. Magallon
2005-04-11 9:43 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-11 21:59 ` 2.6.12-rc2-mm3 Borislav Petkov
2005-04-11 22:22 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 4:20 ` 2.6.12-rc2-mm3 Stas Sergeev
2005-04-12 4:27 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 19:37 ` [patch 0/3] 2.6.12-rc2-mm3 Stas Sergeev
2005-04-12 19:42 ` [patch 1/3]: move config option for BAD_SYSCALL_EXIT Stas Sergeev
2005-04-12 19:47 ` [patch 2/3]: entry.S trap return fixes Stas Sergeev
2005-04-13 2:09 ` Andrew Morton
2005-04-13 3:18 ` Stas Sergeev
2005-04-12 19:54 ` [patch 3/3]: fix BAD_SYSCALL_EXIT lockup Stas Sergeev
2005-04-12 12:22 ` 2.6.12-rc2-mm3 Borislav Petkov
2005-04-11 10:34 ` 2.6.12-rc2-mm3 Jan Dittmer
2005-04-11 17:33 ` 2.6.12-rc2-mm3 Benoit Boissinot
2005-04-11 19:11 ` 2.6.12-rc2-mm3 Jindrich Makovicka
2005-04-12 0:22 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 8:21 ` 2.6.12-rc2-mm3 Jindrich Makovicka
2005-04-11 20:46 ` 2.6.12-rc2-mm3 Martin J. Bligh
2005-04-11 22:24 ` 2.6.12-rc2-mm3 Benoit Boissinot
2005-04-12 22:32 ` 2.6.12-rc2-mm3 Martin J. Bligh
2005-04-11 21:05 ` 2.6.12-rc2-mm3: CONFIG_MODULES=n MTD compile error Adrian Bunk
2005-04-11 21:07 ` Adrian Bunk
2005-04-12 1:18 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-12 2:09 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-12 3:26 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-12 4:42 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-12 6:34 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-12 18:08 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-12 22:40 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-13 1:44 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-15 18:23 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-15 23:23 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-17 8:40 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-24 0:01 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-24 1:59 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-24 2:15 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-04-24 3:14 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-24 4:25 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-24 9:53 ` 2.6.12-rc2-mm3 Oleg Nesterov
2005-04-24 23:11 ` 2.6.12-rc2-mm3 Juergen Kreileder
2005-04-25 0:09 ` 2.6.12-rc2-mm3 Benjamin Herrenschmidt
2005-05-03 6:29 ` 2.6.12-rc2-mm3 Andrew Morton
2005-05-03 10:42 ` Oleg Nesterov [this message]
2005-04-12 5:00 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 5:51 ` 2.6.12-rc2-mm3 Nick Piggin
2005-04-12 6:19 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 6:49 ` 2.6.12-rc2-mm3 Nick Piggin
2005-04-12 7:50 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-12 19:03 ` 2.6.12-rc2-mm3 Steven Pratt
2005-04-12 17:01 ` 2.6.12-rc2-mm3 Steven Pratt
2005-04-12 7:06 ` 2.6.12-rc2-mm3 Jens Axboe
2005-04-12 11:32 ` 2.6.12-rc2-mm3 Ed Tomlinson
2005-04-12 11:39 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-14 0:15 ` 2.6.12-rc2-mm3 Ed Tomlinson
2005-04-14 0:20 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-14 0:38 ` 2.6.12-rc2-mm3 Ed Tomlinson
2005-04-14 0:54 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-17 21:32 ` [-mm patch] fix "make mandocs" Adrian Bunk
2005-04-17 22:27 ` 2.6.12-rc2-mm3 Alexander Nyberg
2005-04-17 22:36 ` 2.6.12-rc2-mm3 Alexander Nyberg
2005-04-19 2:03 ` 2.6.12-rc2-mm3: hostap: do not #include .c files Adrian Bunk
2005-04-19 2:12 ` Jouni Malinen
2005-04-19 2:12 ` Jouni Malinen
2005-04-26 0:49 ` 2.6.12-rc2-mm3 Randy.Dunlap
2005-04-26 1:06 ` 2.6.12-rc2-mm3 Andrew Morton
2005-04-26 3:17 ` 2.6.12-rc2-mm3 Greg KH
2005-04-26 16:15 ` 2.6.12-rc2-mm3 Randy.Dunlap
2005-04-27 10:41 ` 2.6.12-rc2-mm3 Alexander Nyberg
-- strict thread matches above, loose matches on Subject: below --
2005-04-13 18:36 2.6.12-rc2-mm3 Stas Sergeev
2005-04-13 20:04 ` 2.6.12-rc2-mm3 Ingo Molnar
2005-04-14 16:38 ` 2.6.12-rc2-mm3 Stas Sergeev
2005-04-17 23:39 2.6.12-rc2-mm3 Mikael Pettersson
2005-04-18 9:56 ` 2.6.12-rc2-mm3 Alexander Nyberg
2005-04-18 11:05 ` 2.6.12-rc2-mm3 Alexander Nyberg
2005-04-18 11:14 ` 2.6.12-rc2-mm3 Arjan van de Ven
2005-04-18 14:10 ` 2.6.12-rc2-mm3 Alexander Nyberg
2005-04-18 22:27 2.6.12-rc2-mm3 Mikael Pettersson
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