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* [PATCH] ext4: super.c: Update logging style using PR_CONT
@ 2016-10-12  1:57 Joe Perches
  2016-10-12 10:41 ` Jan Kara
  0 siblings, 1 reply; 5+ messages in thread
From: Joe Perches @ 2016-10-12  1:57 UTC (permalink / raw)
  To: Theodore Ts'o, Andreas Dilger; +Cc: linux-ext4, linux-kernel

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.

Signed-off-by: Joe Perches <joe@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

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] ext4: super.c: Update logging style using PR_CONT
  2016-10-12  1:57 [PATCH] ext4: super.c: Update logging style using PR_CONT Joe Perches
@ 2016-10-12 10:41 ` Jan Kara
  2016-10-12 14:32   ` Joe Perches
  0 siblings, 1 reply; 5+ messages in thread
From: Jan Kara @ 2016-10-12 10:41 UTC (permalink / raw)
  To: Joe Perches; +Cc: Theodore Ts'o, Andreas Dilger, linux-ext4, linux-kernel

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 <jack@suse.cz>

								Honza

> 
> Signed-off-by: Joe Perches <joe@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
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] ext4: super.c: Update logging style using PR_CONT
  2016-10-12 10:41 ` Jan Kara
@ 2016-10-12 14:32   ` Joe Perches
  2016-10-12 22:13     ` Theodore Ts'o
  0 siblings, 1 reply; 5+ messages in thread
From: Joe Perches @ 2016-10-12 14:32 UTC (permalink / raw)
  To: Jan Kara; +Cc: Theodore Ts'o, Andreas Dilger, linux-ext4, linux-kernel

On Wed, 2016-10-12 at 12:41 +0200, Jan Kara wrote:
> 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 <jack@suse.cz>

Except the subject and commit bodyis broken and should use KERN_CONT not PR_CONT

Ted, can you please fix when applying or do you want a resubmit?

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] ext4: super.c: Update logging style using PR_CONT
  2016-10-12 14:32   ` Joe Perches
@ 2016-10-12 22:13     ` Theodore Ts'o
  2016-10-13  3:14       ` Theodore Ts'o
  0 siblings, 1 reply; 5+ messages in thread
From: Theodore Ts'o @ 2016-10-12 22:13 UTC (permalink / raw)
  To: Joe Perches; +Cc: Jan Kara, Andreas Dilger, linux-ext4, linux-kernel

On Wed, Oct 12, 2016 at 07:32:10AM -0700, Joe Perches wrote:
> On Wed, 2016-10-12 at 12:41 +0200, Jan Kara wrote:
> > 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 <jack@suse.cz>
> 
> Except the subject and commit bodyis broken and should use KERN_CONT not PR_CONT
> 
> Ted, can you please fix when applying or do you want a resubmit?

I'll fix it up, no worries!.

					- Ted

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] ext4: super.c: Update logging style using PR_CONT
  2016-10-12 22:13     ` Theodore Ts'o
@ 2016-10-13  3:14       ` Theodore Ts'o
  0 siblings, 0 replies; 5+ messages in thread
From: Theodore Ts'o @ 2016-10-13  3:14 UTC (permalink / raw)
  To: Joe Perches, Jan Kara, Andreas Dilger, linux-ext4, linux-kernel

Applied, thanks.

						- Ted

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2016-10-13  3:16 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2016-10-12  1:57 [PATCH] ext4: super.c: Update logging style using PR_CONT Joe Perches
2016-10-12 10:41 ` Jan Kara
2016-10-12 14:32   ` Joe Perches
2016-10-12 22:13     ` Theodore Ts'o
2016-10-13  3:14       ` Theodore Ts'o

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