fs/ext2/super.c: Use printf extension %pV

Using %pV reduces the number of printk calls and
eliminates any possible message interleaving from
other printk calls.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index d89e0b6a2d78d86f7e74772b58b98291bba3aa4a..27822b98f74d2f9bee862586ed363a5ad1336a8a 100644 (file)
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -43,9 +43,10 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data);
 static int ext2_statfs (struct dentry * dentry, struct kstatfs * buf);
 static int ext2_sync_fs(struct super_block *sb, int wait);
 
-void ext2_error (struct super_block * sb, const char * function,
-                const char * fmt, ...)
+void ext2_error(struct super_block *sb, const char *function,
+               const char *fmt, ...)
 {
+       struct va_format vaf;
        va_list args;
        struct ext2_sb_info *sbi = EXT2_SB(sb);
        struct ext2_super_block *es = sbi->s_es;
@@ -59,9 +60,13 @@ void ext2_error (struct super_block * sb, const char * function,
        }
 
        va_start(args, fmt);
-       printk(KERN_CRIT "EXT2-fs (%s): error: %s: ", sb->s_id, function);
-       vprintk(fmt, args);
-       printk("\n");
+
+       vaf.fmt = fmt;
+       vaf.va = &args;
+
+       printk(KERN_CRIT "EXT2-fs (%s): error: %s: %pV\n",
+              sb->s_id, function, &vaf);
+
        va_end(args);
 
        if (test_opt(sb, ERRORS_PANIC))
@@ -76,12 +81,16 @@ void ext2_error (struct super_block * sb, const char * function,
 void ext2_msg(struct super_block *sb, const char *prefix,
                const char *fmt, ...)
 {
+       struct va_format vaf;
        va_list args;
 
        va_start(args, fmt);
-       printk("%sEXT2-fs (%s): ", prefix, sb->s_id);
-       vprintk(fmt, args);
-       printk("\n");
+
+       vaf.fmt = fmt;
+       vaf.va = &args;
+
+       printk("%sEXT2-fs (%s): %pV\n", prefix, sb->s_id, &vaf);
+
        va_end(args);
 }