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From: Andi Kleen <andi@firstfloor.org>
To: Andreas Dilger <adilger@dilger.ca>
Cc: Andi Kleen <andi@firstfloor.org>, Josef Bacik <josef@redhat.com>,
	"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"viro@ZenIV.linux.org.uk" <viro@ZenIV.linux.org.uk>,
	"hch@lst.de" <hch@lst.de>,
	"aarcange@redhat.com" <aarcange@redhat.com>
Subject: Re: [PATCH 1/2] fs: add a DCACHE_NEED_LOOKUP flag for d_flags
Date: Fri, 20 May 2011 23:31:12 +0200	[thread overview]
Message-ID: <20110520213112.GS12317@one.firstfloor.org> (raw)
In-Reply-To: <7B320C9C-0748-419B-9E40-7A15397E0064@dilger.ca>

> Putting them at the end of the cache LRU instead of the head would allow them to be dropped quickly under memory pressure. 

This still would fill up your memory for find /, potentially pushing
out other stuff.

-Andi
-- 
ak@linux.intel.com -- Speaking for myself only.

  reply	other threads:[~2011-05-20 21:31 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-19 17:58 [PATCH 1/2] fs: add a DCACHE_NEED_LOOKUP flag for d_flags Josef Bacik
2011-05-19 17:58 ` [PATCH 2/2] Btrfs: load the key from the dir item in readdir into a fake dentry Josef Bacik
2011-05-19 19:03 ` [PATCH 1/2] fs: add a DCACHE_NEED_LOOKUP flag for d_flags Andreas Dilger
2011-05-19 19:43   ` Josef Bacik
2011-05-20 20:07 ` Andi Kleen
2011-05-20 20:51   ` Andreas Dilger
2011-05-20 21:31     ` Andi Kleen [this message]
2011-05-21  0:30       ` Josef Bacik
2011-05-21  3:00         ` Andi Kleen
2011-05-21  4:11           ` Dave Chinner
     [not found] <adilger@dilger.ca, hch@lst.de>
2011-05-26 14:48 ` Josef Bacik

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