From: Christoph Lameter <cl@linux-foundation.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: nickpiggin@yahoo.com.au, hugh@veritas.com, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
penberg@cs.helsinki.fi, akpm@linux-foundation.org
Subject: Re: SLUB defrag pull request?
Date: Mon, 13 Oct 2008 09:24:58 -0700 [thread overview]
Message-ID: <48F3765A.2010301@linux-foundation.org> (raw)
In-Reply-To: <E1KpNwq-0003OW-8f@pomaz-ex.szeredi.hu>
Miklos Szeredi wrote:
> I think it's wrong to unhash dentries while they are possibly still
> being used. You can do the shrink_dcache_parent() here, but should
> leave the unhashing to be done by prune_one_dentry(), after it's been
> checked that there are no other users of the dentry.
>
>
d_invalidate() calls shrink_dcache_parent() as needed and will fail if
there are other users of the dentry.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Lameter <cl@linux-foundation.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: nickpiggin@yahoo.com.au, hugh@veritas.com, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
penberg@cs.helsinki.fi, akpm@linux-foundation.org
Subject: Re: SLUB defrag pull request?
Date: Mon, 13 Oct 2008 09:24:58 -0700 [thread overview]
Message-ID: <48F3765A.2010301@linux-foundation.org> (raw)
In-Reply-To: <E1KpNwq-0003OW-8f@pomaz-ex.szeredi.hu>
Miklos Szeredi wrote:
> I think it's wrong to unhash dentries while they are possibly still
> being used. You can do the shrink_dcache_parent() here, but should
> leave the unhashing to be done by prune_one_dentry(), after it's been
> checked that there are no other users of the dentry.
>
>
d_invalidate() calls shrink_dcache_parent() as needed and will fail if
there are other users of the dentry.
--
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next prev parent reply other threads:[~2008-10-13 14:25 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1223883004.31587.15.camel@penberg-laptop>
[not found] ` <1223883164.31587.16.camel@penberg-laptop>
[not found] ` <Pine.LNX.4.64.0810131227120.20511@blonde.site>
2008-10-13 12:54 ` SLUB defrag pull request? Nick Piggin
2008-10-13 12:54 ` Nick Piggin
2008-10-13 13:59 ` Miklos Szeredi
2008-10-13 13:59 ` Miklos Szeredi
2008-10-13 14:27 ` Miklos Szeredi
2008-10-13 14:27 ` Miklos Szeredi
2008-10-13 16:35 ` Christoph Lameter
2008-10-13 16:35 ` Christoph Lameter
2008-10-13 14:49 ` Miklos Szeredi
2008-10-13 14:49 ` Miklos Szeredi
2008-10-13 15:22 ` Miklos Szeredi
2008-10-13 15:22 ` Miklos Szeredi
2008-10-20 14:59 ` Christoph Lameter
2008-10-20 14:59 ` Christoph Lameter
2008-10-20 18:01 ` Miklos Szeredi
2008-10-20 18:01 ` Miklos Szeredi
2008-10-20 18:22 ` Christoph Lameter
2008-10-20 18:22 ` Christoph Lameter
2008-10-20 18:40 ` Miklos Szeredi
2008-10-20 18:40 ` Miklos Szeredi
2008-10-20 19:11 ` Christoph Lameter
2008-10-20 19:11 ` Christoph Lameter
2008-10-20 19:28 ` Miklos Szeredi
2008-10-20 19:28 ` Miklos Szeredi
2008-10-20 19:53 ` Christoph Lameter
2008-10-20 19:53 ` Christoph Lameter
2008-10-20 20:50 ` Miklos Szeredi
2008-10-20 20:50 ` Miklos Szeredi
2008-10-21 23:17 ` Christoph Lameter
2008-10-21 23:17 ` Christoph Lameter
2008-10-22 7:10 ` Miklos Szeredi
2008-10-22 7:10 ` Miklos Szeredi
2008-10-22 15:42 ` Christoph Lameter
2008-10-22 15:42 ` Christoph Lameter
2008-10-22 19:46 ` Miklos Szeredi
2008-10-22 19:46 ` Miklos Szeredi
2008-10-22 19:54 ` Christoph Lameter
2008-10-22 19:54 ` Christoph Lameter
2008-10-22 20:11 ` Miklos Szeredi
2008-10-22 20:11 ` Miklos Szeredi
2008-10-22 20:19 ` Christoph Lameter
2008-10-22 20:19 ` Christoph Lameter
2008-10-22 20:26 ` Miklos Szeredi
2008-10-22 20:26 ` Miklos Szeredi
2008-10-22 20:48 ` Pekka Enberg
2008-10-22 20:48 ` Pekka Enberg
2008-10-22 21:01 ` Christoph Lameter
2008-10-22 21:01 ` Christoph Lameter
2008-10-22 21:04 ` Miklos Szeredi
2008-10-22 21:04 ` Miklos Szeredi
2008-10-22 21:12 ` Pekka Enberg
2008-10-22 21:12 ` Pekka Enberg
2008-10-22 21:28 ` Christoph Lameter
2008-10-22 21:28 ` Christoph Lameter
2008-10-22 22:10 ` Miklos Szeredi
2008-10-22 22:10 ` Miklos Szeredi
2008-10-22 23:20 ` Christoph Lameter
2008-10-22 23:20 ` Christoph Lameter
2008-10-23 7:10 ` Pekka Enberg
2008-10-23 7:10 ` Pekka Enberg
2008-10-23 7:10 ` Pekka Enberg
2008-10-23 8:38 ` Miklos Szeredi
2008-10-23 8:38 ` Miklos Szeredi
2008-10-23 8:38 ` Miklos Szeredi
2008-10-23 13:40 ` Christoph Lameter
2008-10-23 13:40 ` Christoph Lameter
2008-10-23 13:58 ` Pekka Enberg
2008-10-23 13:58 ` Pekka Enberg
2008-10-23 14:09 ` Christoph Lameter
2008-10-23 14:09 ` Christoph Lameter
2008-10-23 14:14 ` Pekka Enberg
2008-10-23 14:14 ` Pekka Enberg
2008-10-23 14:25 ` Christoph Lameter
2008-10-23 14:25 ` Christoph Lameter
2008-10-23 15:17 ` Eric Dumazet
2008-10-23 15:17 ` Eric Dumazet
2008-10-23 15:17 ` Eric Dumazet
2008-10-23 15:39 ` Christoph Lameter
2008-10-23 15:39 ` Christoph Lameter
2008-10-23 16:35 ` Eric Dumazet
2008-10-23 16:35 ` Eric Dumazet
2008-10-23 16:35 ` Eric Dumazet
2008-10-23 16:47 ` Christoph Lameter
2008-10-23 16:47 ` Christoph Lameter
2008-10-23 17:14 ` Eric Dumazet
2008-10-28 11:06 ` Pekka Enberg
2008-10-28 11:06 ` Pekka Enberg
2008-10-28 11:19 ` Nick Piggin
2008-10-28 11:19 ` Nick Piggin
2008-10-30 15:45 ` Christoph Lameter
2008-10-30 15:45 ` Christoph Lameter
2008-10-22 20:59 ` Christoph Lameter
2008-10-22 20:59 ` Christoph Lameter
2008-10-20 23:04 ` Dave Chinner
2008-10-20 23:04 ` Dave Chinner
2008-10-13 16:24 ` Christoph Lameter [this message]
2008-10-13 16:24 ` Christoph Lameter
2008-10-13 14:28 ` Miklos Szeredi
2008-10-13 14:28 ` Miklos Szeredi
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