On Tue 11-10-16 18:57:58, Joe Perches wrote:
> Recent commit require line continuing printks to use PR_CONT.
> 
> Update super.c to use PR_CONT and use vsprintf extension %pV
> to avoid a printk/vprintk/printk("\n") sequence as well.

Looks good. You can add:

Reviewed-by: Jan Kara <j...@suse.cz>

                                                                Honza

> 
> Signed-off-by: Joe Perches <j...@perches.com>
> ---
>  fs/ext4/super.c | 21 +++++++++++----------
>  1 file changed, 11 insertions(+), 10 deletions(-)
> 
> diff --git a/fs/ext4/super.c b/fs/ext4/super.c
> index 6db81fbcbaa6..20da99da0a34 100644
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@ -597,14 +597,15 @@ void __ext4_std_error(struct super_block *sb, const 
> char *function,
>  void __ext4_abort(struct super_block *sb, const char *function,
>               unsigned int line, const char *fmt, ...)
>  {
> +     struct va_format vaf;
>       va_list args;
>  
>       save_error_info(sb, function, line);
>       va_start(args, fmt);
> -     printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: ", sb->s_id,
> -            function, line);
> -     vprintk(fmt, args);
> -     printk("\n");
> +     vaf.fmt = fmt;
> +     vaf.va = &args;
> +     printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: %pV\n",
> +            sb->s_id, function, line, &vaf);
>       va_end(args);
>  
>       if ((sb->s_flags & MS_RDONLY) == 0) {
> @@ -2715,12 +2716,12 @@ static void print_daily_error_info(unsigned long arg)
>                      es->s_first_error_func,
>                      le32_to_cpu(es->s_first_error_line));
>               if (es->s_first_error_ino)
> -                     printk(": inode %u",
> +                     printk(KERN_CONT ": inode %u",
>                              le32_to_cpu(es->s_first_error_ino));
>               if (es->s_first_error_block)
> -                     printk(": block %llu", (unsigned long long)
> +                     printk(KERN_CONT ": block %llu", (unsigned long long)
>                              le64_to_cpu(es->s_first_error_block));
> -             printk("\n");
> +             printk(KERN_CONT "\n");
>       }
>       if (es->s_last_error_time) {
>               printk(KERN_NOTICE "EXT4-fs (%s): last error at time %u: 
> %.*s:%d",
> @@ -2729,12 +2730,12 @@ static void print_daily_error_info(unsigned long arg)
>                      es->s_last_error_func,
>                      le32_to_cpu(es->s_last_error_line));
>               if (es->s_last_error_ino)
> -                     printk(": inode %u",
> +                     printk(KERN_CONT ": inode %u",
>                              le32_to_cpu(es->s_last_error_ino));
>               if (es->s_last_error_block)
> -                     printk(": block %llu", (unsigned long long)
> +                     printk(KERN_CONT ": block %llu", (unsigned long long)
>                              le64_to_cpu(es->s_last_error_block));
> -             printk("\n");
> +             printk(KERN_CONT "\n");
>       }
>       mod_timer(&sbi->s_err_report, jiffies + 24*60*60*HZ);  /* Once a day */
>  }
> -- 
> 2.10.0.rc2.1.g053435c
> 
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-- 
Jan Kara <j...@suse.com>
SUSE Labs, CR

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