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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2012-03-21 22:33:00 -0400
committerTheodore Ts'o <tytso@mit.edu>2012-03-21 22:33:00 -0400
commit91913a2942d2b582c40673956dec1a9c71d32fe4 (patch)
treeb055ae821b46fa7e11e1f7035a3da7b1e711f5e4
parent182f514f883abb5f942c94e61c371c4b406352d4 (diff)
downloadlinux-91913a2942d2b582c40673956dec1a9c71d32fe4.tar.bz2
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>
-rw-r--r--mm/page-writeback.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 363ba7082ef5..5e39858880f3 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
*/