Re: [f2fs-dev] [PATCH] f2fs: fix double count on issued discard commands

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On 2017/9/12 9:53, Chao Yu wrote:
> On 2017/9/11 11:38, Jaegeuk Kim wrote:
>> If issue_cond is true, it does double count for # of issued commands.
>>
>> Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
> 
> Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx>

As Daeho Jeong mentioned, the change makes 'iter > DISCARD_ISSUE_RATE' dead
code, I just misread iter and issued variable, sorry. :(

Thanks,

> 
>> ---
>>  fs/f2fs/segment.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
>> index 7fd742f747ce..25196ff5d587 100644
>> --- a/fs/f2fs/segment.c
>> +++ b/fs/f2fs/segment.c
>> @@ -1087,7 +1087,7 @@ static int __issue_discard_cmd(struct f2fs_sb_info *sbi, bool issue_cond)
>>  				issued++;
>>  				__submit_discard_cmd(sbi, dc);
>>  			}
>> -			if (issue_cond && iter++ > DISCARD_ISSUE_RATE)
>> +			if (issue_cond && iter > DISCARD_ISSUE_RATE)
>>  				goto out;
>>  		}
>>  		if (list_empty(pend_list) && dcc->pend_list_tag[i] & P_TRIM)
>>
> 
> 
> 




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