From: Ted Ts'o <tytso@mit.edu>
Subject: Re: [PATCH] ext4: count hits/misses of extent cache and expose in
 sysfs.
Date: Sun, 22 May 2011 21:30:29 -0400
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References: <1305671213-7624-1-git-send-email-haldar@google.com>
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Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
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To: Vivek Haldar <haldar@google.com>
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On Tue, May 17, 2011 at 03:26:53PM -0700, Vivek Haldar wrote:
> The number of hits and misses for each filesystem is exposed in
> /sys/fs/ext4/<dev>/extent_cache_{hits, misses}.
> 
> Tested: fsstress, manual checks.
> Signed-off-by: Vivek Haldar <haldar@google.com>

Added to the ext4 tree, thanks.

-- Ted