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authorJoe Perches <joe@perches.com>2010-12-19 22:43:19 -0500
committerTheodore Ts'o <tytso@mit.edu>2010-12-19 22:43:19 -0500
commit0ff2ea7d84e31176a046a1eabea59d6e4eecd998 (patch)
tree6aafc9e97bc6fc15923039d0039c8acfd6311722 /fs/ext4
parent94de56ab2062be59d80e2efb7c0dc60ecf616075 (diff)
ext4: Use printf extension %pV
Using %pV reduces the number of printk calls and eliminates any possible message interleaving from other printk calls. In function __ext4_grp_locked_error also added KERN_CONT to some printks. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/super.c40
1 files changed, 23 insertions, 17 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 10290f8f5922..c228da112de0 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -388,13 +388,14 @@ static void ext4_handle_error(struct super_block *sb)
void __ext4_error(struct super_block *sb, const char *function,
unsigned int line, const char *fmt, ...)
{
+ struct va_format vaf;
va_list args;
va_start(args, fmt);
- printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: comm %s: ",
- sb->s_id, function, line, current->comm);
- vprintk(fmt, args);
- printk("\n");
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: comm %s: %pV\n",
+ sb->s_id, function, line, current->comm, &vaf);
va_end(args);
ext4_handle_error(sb);
@@ -543,28 +544,29 @@ void __ext4_abort(struct super_block *sb, const char *function,
panic("EXT4-fs panic from previous error\n");
}
-void ext4_msg (struct super_block * sb, const char *prefix,
- const char *fmt, ...)
+void ext4_msg(struct super_block *sb, const char *prefix, const char *fmt, ...)
{
+ struct va_format vaf;
va_list args;
va_start(args, fmt);
- printk("%sEXT4-fs (%s): ", prefix, sb->s_id);
- vprintk(fmt, args);
- printk("\n");
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ printk("%sEXT4-fs (%s): %pV\n", prefix, sb->s_id, &vaf);
va_end(args);
}
void __ext4_warning(struct super_block *sb, const char *function,
unsigned int line, const char *fmt, ...)
{
+ struct va_format vaf;
va_list args;
va_start(args, fmt);
- printk(KERN_WARNING "EXT4-fs warning (device %s): %s:%d: ",
- sb->s_id, function, line);
- vprintk(fmt, args);
- printk("\n");
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ printk(KERN_WARNING "EXT4-fs warning (device %s): %s:%d: %pV\n",
+ sb->s_id, function, line, &vaf);
va_end(args);
}
@@ -575,21 +577,25 @@ void __ext4_grp_locked_error(const char *function, unsigned int line,
__releases(bitlock)
__acquires(bitlock)
{
+ struct va_format vaf;
va_list args;
struct ext4_super_block *es = EXT4_SB(sb)->s_es;
es->s_last_error_ino = cpu_to_le32(ino);
es->s_last_error_block = cpu_to_le64(block);
__save_error_info(sb, function, line);
+
va_start(args, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: group %u",
sb->s_id, function, line, grp);
if (ino)
- printk("inode %lu: ", ino);
+ printk(KERN_CONT "inode %lu: ", ino);
if (block)
- printk("block %llu:", (unsigned long long) block);
- vprintk(fmt, args);
- printk("\n");
+ printk(KERN_CONT "block %llu:", (unsigned long long) block);
+ printk(KERN_CONT "%pV\n", &vaf);
va_end(args);
if (test_opt(sb, ERRORS_CONT)) {