From 417fc2caef268ed23169316f6c5e3a33775bfae5 Mon Sep 17 00:00:00 2001
From: Dan Magenheimer <dan.magenheimer@oracle.com>
Date: Wed, 21 Sep 2011 12:28:04 -0400
Subject: mm: cleancache: report statistics via debugfs instead of sysfs.

[v9: akpm@linux-foundation.org: sysfs->debugfs; no longer need Doc/ABI file]

Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Konrad Wilk <konrad.wilk@oracle.com>
Cc: Jan Beulich <JBeulich@novell.com>
Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Matthew Wilcox <matthew@wil.cx>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: Rik Riel <riel@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
 Documentation/vm/cleancache.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Documentation/vm')

diff --git a/Documentation/vm/cleancache.txt b/Documentation/vm/cleancache.txt
index e0a535677b7b..f726717ace6b 100644
--- a/Documentation/vm/cleancache.txt
+++ b/Documentation/vm/cleancache.txt
@@ -84,8 +84,8 @@ lock the page to ensure serial behavior.
 
 CLEANCACHE PERFORMANCE METRICS
 
-Cleancache monitoring is done by sysfs files in the
-/sys/kernel/mm/cleancache directory.  The effectiveness of cleancache
+If properly configured, monitoring of cleancache is done via debugfs in
+the /sys/kernel/debug/mm/cleancache directory.  The effectiveness of cleancache
 can be measured (across all filesystems) with:
 
 succ_gets	- number of gets that were successful
-- 
cgit