From: Andrey Savochkin <saw@saw.sw.com.sg>
To: "David S. Miller" <davem@redhat.com>
Cc: davej@suse.de, linux-kernel@vger.kernel.org, linux-mm@kvack.org,
tytso@mit.edu, torvalds@transmeta.com
Subject: Re: Updated Linux 2.4 Status/TODO List (from the ALS show)
Date: Fri, 13 Oct 2000 12:50:13 +0800 [thread overview]
Message-ID: <20001013125013.A9180@saw.sw.com.sg> (raw)
In-Reply-To: <200010130425.VAA11538@pizda.ninka.net>; from "David S. Miller" on Thu, Oct 12, 2000 at 09:25:47PM
On Thu, Oct 12, 2000 at 09:25:47PM -0700, David S. Miller wrote:
> Date: Fri, 13 Oct 2000 12:34:30 +0800
> From: Andrey Savochkin <saw@saw.sw.com.sg>
>
> page_table_lock is supposed to protect normal page table activity (like
> what's done in page fault handler) from swapping out.
> However, grabbing this lock in swap-out code is completely missing!
>
> Audrey, vmlist_access_{un,}lock == unlocking/locking page_table_lock.
>
> You've totally missed this and thus your suggested-patch/analysis
> needs to be reevaluated :-)
Oops
You're of course right.
It looks as if somebody tried to separate this two locks and stopped in the
middle...
Andrey
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next prev parent reply other threads:[~2000-10-13 4:50 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-13 0:20 davej
2000-10-13 0:29 ` David S. Miller
2000-10-13 5:02 ` Linus Torvalds
2000-10-13 11:45 ` Alan Cox
2000-10-13 21:17 ` Richard Henderson
2000-10-13 21:19 ` Jakub Jelinek
2000-10-13 21:25 ` Linus Torvalds
2000-10-13 22:56 ` Richard Henderson
2000-10-13 22:47 ` Alan Cox
2000-10-13 22:57 ` Richard Henderson
2000-10-14 0:20 ` David S. Miller
2000-10-14 12:36 ` Roman Zippel
2000-10-13 21:29 ` David S. Miller
2000-10-13 4:34 ` Andrey Savochkin
2000-10-13 4:25 ` David S. Miller
2000-10-13 4:50 ` Andrey Savochkin [this message]
2000-10-13 5:05 ` Linus Torvalds
2000-10-13 18:11 ` Rasmus Andersen
2000-10-13 18:19 ` Kanoj Sarcar
2000-11-03 11:39 ` BUG FIX?: mm->rss is modified in some places without holding the page_table_lock tytso
2000-11-03 11:33 ` David S. Miller
2000-11-03 14:56 ` Theodore Y. Ts'o
2000-11-03 14:51 ` David S. Miller
2000-11-04 23:37 ` Rasmus Andersen
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