From: Nikita Danilov <nikita@clusterfs.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Andrea@Suse.DE, linux-mm@kvack.org, Chris Mason <Mason@Suse.COM>
Subject: Re: "orphaned pagecache memleak fix" question.
Date: Thu, 7 Apr 2005 01:07:34 +0400 [thread overview]
Message-ID: <16980.20374.889089.242557@gargle.gargle.HOWL> (raw)
In-Reply-To: <20050406122711.1875931a.akpm@osdl.org>
Andrew Morton writes:
[...]
>
> I'd prefer to say "the fs _must_ release the page's private metadata,
> unless, as a special concession to block-backed filesystems, that happens
> to be buffer_heads".
But this will legalize try_to_free_buffers() hack instead of outlawing
it. The right way is to fix reiserfs v3 (and ext3), unless Andrea or
Chris know the reason why this is impossible to do.
>
> Not for any deep reason: it's just that thus-far we've avoided fiddling
> witht he LRU queues in filesystems and it'd be nice to retain that.
What about do_invalidatepage() removing page from ->lru when
->invalidatepage() returns error?
Nikita.
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next prev parent reply other threads:[~2005-04-06 21:07 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-05 16:02 Nikita Danilov
2005-04-06 7:58 ` Andrew Morton
2005-04-06 12:06 ` Nikita Danilov
2005-04-06 19:27 ` Andrew Morton
2005-04-06 21:07 ` Nikita Danilov [this message]
2005-04-06 21:34 ` Andrew Morton
2005-04-06 21:12 ` Chris Mason
2005-04-06 21:30 ` Andrew Morton
2005-04-06 21:50 ` Chris Mason
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