From: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Date: Thu, 22 Mar 2012 02:33:00 +0000 (-0400)
Subject: mm: export dirty_writeback_interval
X-Git-Tag: v3.4-rc1~75^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=91913a2942d2b582c40673956dec1a9c71d32fe4;p=thirdparty%2Flinux.git

mm: export dirty_writeback_interval

Export 'dirty_writeback_interval' to make it visible to
file-systems. We are going to push superblock management down to
file-systems and get rid of the 'sync_supers' kernel thread completly.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 363ba7082ef59..5e39858880f30 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -95,6 +95,8 @@ unsigned long vm_dirty_bytes;
  */
 unsigned int dirty_writeback_interval = 5 * 100; /* centiseconds */
 
+EXPORT_SYMBOL_GPL(dirty_writeback_interval);
+
 /*
  * The longest time for which data is allowed to remain dirty
  */