From: Vivek Haldar <haldar@google.com>
Date: Mon, 23 May 2011 01:24:16 +0000 (-0400)
Subject: ext4: count hits/misses of extent cache and expose in sysfs
X-Git-Tag: v3.0-rc1~140^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77f4135f2a219a2127be6cc1208c42e6175b11dd;p=pandora-kernel.git

ext4: count hits/misses of extent cache and expose in sysfs

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>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

Reading git-diff-tree failed