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ext4: Print mount options in when mounting and add a remount message

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This adds a "re-mounted" message to ext4_remount(), and both it and
the mount message in ext4_fill_super() now have the original mount
options data string.

Signed-off-by: Curt Wohlgemuth <curtw@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Curt Wohlgemuth 2010-05-16 12:00:00 -04:00 committed by Theodore Ts'o
parent 72b8ab9dde
commit d4c402d9fd
1 changed files with 10 additions and 1 deletions
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11
fs/ext4/super.c
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@ -2431,6 +2431,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
__releases(kernel_lock)
__acquires(kernel_lock)
{
char *orig_data = kstrdup(data, GFP_KERNEL);
struct buffer_head *bh;
struct ext4_super_block *es = NULL;
struct ext4_sb_info *sbi;
@ -3037,9 +3038,11 @@ no_journal:
} else
descr = "out journal";
ext4_msg(sb, KERN_INFO, "mounted filesystem with%s", descr);
ext4_msg(sb, KERN_INFO, "mounted filesystem with%s. "
"Opts: %s", descr, orig_data);
lock_kernel();
kfree(orig_data);
return 0;
cantfind_ext4:
@ -3086,6 +3089,7 @@ out_fail:
kfree(sbi->s_blockgroup_lock);
kfree(sbi);
lock_kernel();
kfree(orig_data);
return ret;
}
@ -3576,6 +3580,7 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
#ifdef CONFIG_QUOTA
int i;
#endif
char *orig_data = kstrdup(data, GFP_KERNEL);
lock_kernel();
@ -3709,6 +3714,9 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
#endif
unlock_super(sb);
unlock_kernel();
ext4_msg(sb, KERN_INFO, "re-mounted. Opts: %s", orig_data);
kfree(orig_data);
return 0;
restore_opts:
@ -3730,6 +3738,7 @@ restore_opts:
#endif
unlock_super(sb);
unlock_kernel();
kfree(orig_data);
return err;
}