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authorCurt Wohlgemuth <curtw@google.com>2010-05-16 12:00:00 -0400
committerTheodore Ts'o <tytso@mit.edu>2010-05-16 12:00:00 -0400
commitd4c402d9fd97a54bb7ed89f9e9869897eb4f6e1f (patch)
tree6469b5d8aa9e18db0d689f79ab8e40ae5ff3064d /fs/ext4
parent72b8ab9dde211ea518ff27e631b2046ef90c29a2 (diff)
downloadlinux-d4c402d9fd97a54bb7ed89f9e9869897eb4f6e1f.tar.gz
ext4: Print mount options in when mounting and add a remount message
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>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/super.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d83cdcbd9b31..8e655f5acb3a 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -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;
 }