From: Andrew Morton <akpm@zip.com.au>
To: Benjamin LaHaise <bcrl@redhat.com>
Cc: Hugh Dickins <hugh@veritas.com>,
Marcelo Tosatti <marcelo@conectiva.com.br>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] __free_pages_ok oops
Date: Wed, 06 Feb 2002 21:47:28 -0800 [thread overview]
Message-ID: <3C6214F0.A66C89CF@zip.com.au> (raw)
In-Reply-To: <Pine.LNX.4.21.0202061844450.1856-100000@localhost.localdomain>, <Pine.LNX.4.21.0202061844450.1856-100000@localhost.localdomain>; from hugh@veritas.com on Wed, Feb 06, 2002 at 07:06:01PM +0000 <20020207000930.A17125@redhat.com>
Benjamin LaHaise wrote:
>
> On Wed, Feb 06, 2002 at 07:06:01PM +0000, Hugh Dickins wrote:
> > Sorry, no solution, but maybe another oops in __free_pages_ok might help?
>
> I haven't seen the original oops, but if this patch goes in, it
> reintroduces the problem where network drivers / others release
> pages from irq context causing a BUG(). See sendpage.
>
Calling lru_cache_del from interrupt is a bug, so Hugh's patch
is valid.
Are you sure that the pages are being released from interrupt context?
-
next prev parent reply other threads:[~2002-02-07 5:48 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-06 19:06 [PATCH] __free_pages_ok oops Hugh Dickins
2002-02-06 19:47 ` Andrew Morton
2002-02-06 20:15 ` Hugh Dickins
2002-02-06 21:11 ` Andrew Morton
2002-02-07 20:31 ` Manfred Spraul
2002-02-07 5:09 ` Benjamin LaHaise
2002-02-07 5:47 ` Andrew Morton [this message]
2002-02-07 5:55 ` David S. Miller
2002-02-07 6:19 ` Andrew Morton
2002-02-07 6:49 ` David S. Miller
2002-02-07 7:07 ` Andrew Morton
2002-02-07 11:52 ` Hugh Dickins
2002-02-07 12:34 ` Rik van Riel
2002-02-07 12:37 ` David S. Miller
2002-02-07 12:44 ` Rik van Riel
2002-02-07 13:19 ` Hugh Dickins
2002-02-07 13:27 ` Rik van Riel
2002-02-07 13:55 ` Daniel Phillips
2002-02-07 14:28 ` Hugh Dickins
2002-02-07 14:56 ` Rik van Riel
2002-02-07 20:21 ` Hugh Dickins
2002-02-07 20:58 ` Andrea Arcangeli
2002-02-07 21:09 ` Andrew Morton
2002-02-07 22:18 ` Andrea Arcangeli
2002-02-07 22:31 ` Andrew Morton
2002-02-07 23:09 ` Andrea Arcangeli
2002-02-07 23:27 ` Andrew Morton
2002-02-08 17:46 ` Hugh Dickins
2002-02-09 14:14 ` Gerd Knorr
2002-02-09 15:47 ` arjan
2002-02-09 14:33 ` Benjamin LaHaise
2002-02-12 20:19 ` Hugh Dickins
2002-02-13 18:52 ` Marcelo Tosatti
2002-02-14 10:47 ` Hugh Dickins
2002-02-14 11:10 ` Gerd Knorr
2002-02-14 13:10 ` Andrea Arcangeli
2002-02-14 14:01 ` Hugh Dickins
2002-02-14 15:17 ` Andrea Arcangeli
2002-02-14 16:27 ` Linus Torvalds
2002-02-25 18:32 ` Benjamin LaHaise
2002-02-25 19:35 ` Linus Torvalds
2002-02-07 9:48 ` Benjamin LaHaise
-- strict thread matches above, loose matches on Subject: below --
2002-02-09 8:52 alad
2002-02-09 10:46 ` Hugh Dickins
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