diff options
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 4a151930f201..b5ae7d3d1896 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -202,27 +202,25 @@ static struct ratelimit_state printk_limits[] = { void btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...) { struct super_block *sb = fs_info->sb; - char lvl[4]; + char lvl[PRINTK_MAX_SINGLE_HEADER_LEN + 1] = "\0"; struct va_format vaf; va_list args; - const char *type = logtypes[4]; int kern_level; - struct ratelimit_state *ratelimit; + const char *type = logtypes[4]; + struct ratelimit_state *ratelimit = &printk_limits[4]; va_start(args, fmt); - kern_level = printk_get_level(fmt); - if (kern_level) { + while ((kern_level = printk_get_level(fmt)) != 0) { size_t size = printk_skip_level(fmt) - fmt; - memcpy(lvl, fmt, size); - lvl[size] = '\0'; + + if (kern_level >= '0' && kern_level <= '7') { + memcpy(lvl, fmt, size); + lvl[size] = '\0'; + type = logtypes[kern_level - '0']; + ratelimit = &printk_limits[kern_level - '0']; + } fmt += size; - type = logtypes[kern_level - '0']; - ratelimit = &printk_limits[kern_level - '0']; - } else { - *lvl = '\0'; - /* Default to debug output */ - ratelimit = &printk_limits[7]; } vaf.fmt = fmt; |