A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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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" <[email protected]>
This commit is contained in:
Theodore Ts'o 2009-09-29 15:51:30 -04:00
commit 90576c0b9a
5 changed files with 10 additions and 22 deletions
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9
fs/jbd2/journal.c
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@ -136,10 +136,6 @@ static int kjournald2(void *arg)
journal->j_task = current;
wake_up(&journal->j_wait_done_commit);
printk(KERN_INFO "kjournald2 starting: pid %d, dev %s, "
"commit interval %ld seconds\n", current->pid,
journal->j_devname, journal->j_commit_interval / HZ);
/*
* And now, wait forever for commit wakeup events.
*/
@ -223,7 +219,8 @@ static int jbd2_journal_start_thread(journal_t *journal)
{
struct task_struct *t;
t = kthread_run(kjournald2, journal, "kjournald2");
t = kthread_run(kjournald2, journal, "jbd2/%s",
journal->j_devname);
if (IS_ERR(t))
return PTR_ERR(t);
@ -1115,7 +1112,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
while ((p = strchr(p, '/')))
*p = '!';
p = journal->j_devname + strlen(journal->j_devname);
sprintf(p, ":%lu", journal->j_inode->i_ino);
sprintf(p, "-%lu", journal->j_inode->i_ino);
jbd_debug(1,
"journal %p: inode %s/%ld, size %Ld, bits %d, blksize %ld\n",
journal, inode->i_sb->s_id, inode->i_ino,