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Date: Fri, 26 Jan 2024 20:58:31 +0800
From: Chao Yu <chao@...nel.org>
To: Jaegeuk Kim <jaegeuk@...nel.org>
Cc: linux-f2fs-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] f2fs: use printk_ratelimited to avoid redundant logs

On 2024/1/26 16:42, Jaegeuk Kim wrote:
> On 01/24, Chao Yu wrote:
>> Use printk_ratelimited() instead of f2fs_err() in f2fs_record_stop_reason(),
>> and f2fs_record_errors() to avoid redundant logs.
>>
>> Signed-off-by: Chao Yu <chao@...nel.org>
>> ---
>>   fs/f2fs/super.c | 9 ++++++---
>>   1 file changed, 6 insertions(+), 3 deletions(-)
>>
>> diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
>> index e2c066fbc0fa..7e437aea268e 100644
>> --- a/fs/f2fs/super.c
>> +++ b/fs/f2fs/super.c
>> @@ -4091,7 +4091,9 @@ static void f2fs_record_stop_reason(struct f2fs_sb_info *sbi)
>>   
>>   	f2fs_up_write(&sbi->sb_lock);
>>   	if (err)
>> -		f2fs_err(sbi, "f2fs_commit_super fails to record err:%d", err);
> 
> Needing f2fs_err_ratelimited()?

Yes, more clean, let me update in v2.

Thanks,

> 
>> +		printk_ratelimited(
>> +			"%sF2FS-fs (%s): f2fs_commit_super fails to record stop_reason, err:%d\n",
>> +			KERN_ERR, sbi->sb->s_id, err);
>>   }
>>   
>>   void f2fs_save_errors(struct f2fs_sb_info *sbi, unsigned char flag)
>> @@ -4134,8 +4136,9 @@ static void f2fs_record_errors(struct f2fs_sb_info *sbi, unsigned char error)
>>   
>>   	err = f2fs_commit_super(sbi, false);
>>   	if (err)
>> -		f2fs_err(sbi, "f2fs_commit_super fails to record errors:%u, err:%d",
>> -								error, err);
>> +		printk_ratelimited(
>> +			"%sF2FS-fs (%s): f2fs_commit_super fails to record errors:%u, err:%d\n",
>> +			KERN_ERR, sbi->sb->s_id, error, err);
>>   out_unlock:
>>   	f2fs_up_write(&sbi->sb_lock);
>>   }
>> -- 
>> 2.40.1

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