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ext4, jbd2: Drop unneeded printks at mount and unmount time

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There are a number of kernel printk's which are printed when an ext4
filesystem is mounted and unmounted.  Disable them to economize space
in the system logs.  In addition, disabling the mballoc stats by
default saves a number of unneeded atomic operations for every block
allocation or deallocation.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2009-09-29 15:51:30 -04:00
parent d3d1faf6a7
commit 90576c0b9a
5 changed files with 10 additions and 22 deletions
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2
fs/ext4/extents.c
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@@ -2380,6 +2380,7 @@ void ext4_ext_init(struct super_block *sb)
*/
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_EXTENTS)) {
#if defined(AGGRESSIVE_TEST) || defined(CHECK_BINSEARCH) || defined(EXTENTS_STATS)
printk(KERN_INFO "EXT4-fs: file extents enabled");
#ifdef AGGRESSIVE_TEST
printk(", aggressive tests");
@@ -2391,6 +2392,7 @@ void ext4_ext_init(struct super_block *sb)
printk(", stats");
#endif
printk("\n");
#endif
#ifdef EXTENTS_STATS
spin_lock_init(&EXT4_SB(sb)->s_ext_stats_lock);
EXT4_SB(sb)->s_ext_min = 1 << 30;