From: Kirill Korotaev <dev@sw.ru>
To: Jan Blunck <jblunck@suse.de>
Cc: Andrew Morton <akpm@osdl.org>,
balbir@in.ibm.com, viro@zeniv.linux.org.uk, olh@suse.de,
neilb@suse.de, dev@openvz.org, bsingharora@gmail.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Fix shrink_dcache_parent() against shrink_dcache_memory() race (updated patch)
Date: Thu, 09 Mar 2006 17:36:00 +0300 [thread overview]
Message-ID: <44103D50.7010108@sw.ru> (raw)
In-Reply-To: <20060309140827.GH4243@hasse.suse.de>
>>>Are we all happy with this patch now?
>>
>>I can't see why we fix shrink_dcache_parent() only, why
>>shrink_dcache_anon() is totally missed?
>>
>
>
> First of all because anon-dentries don't have a parent. So they are not a real
> problem in don't restarting the shrink_dcache_anon() if we waited for prunes.
> Since I've reordered the calls to shrink_dcache_anon() and
> shrink_dcache_parent() in generic_shutdown_super() they are handled as normal
> dentries if they are pruned through shrink_dcache_memory() from the d_lru list.
This looks a bad idea to reorder calls to achieve such a behvaiour.
I would move the loop outside of shrink_dcache_parent to
generic_shutdown_super instead.
Thanks,
Kirill
next prev parent reply other threads:[~2006-03-09 14:31 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-08 14:51 [PATCH] Fix shrink_dcache_parent() against shrink_dcache_memory() race (updated patch) Jan Blunck
2006-03-09 6:33 ` Balbir Singh
2006-03-09 11:00 ` Jan Blunck
2006-03-09 11:21 ` Andrew Morton
2006-03-09 11:58 ` Jan Blunck
2006-03-09 12:53 ` Kirill Korotaev
2006-03-09 14:08 ` Jan Blunck
2006-03-09 14:36 ` Kirill Korotaev [this message]
2006-03-09 11:36 ` Balbir Singh
2006-03-09 14:42 ` Kirill Korotaev
2006-03-09 16:09 ` Jan Blunck
2006-03-09 16:18 ` Kirill Korotaev
2006-03-09 16:39 ` Jan Blunck
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