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SubjectRe: [PATCH] f2fs: fix wrong option name printed by parse_options()
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On 2021/8/25 1:26, Jaegeuk Kim wrote:
> On 08/24, Chao Yu wrote:
>> It prints below kernel message during mounting w/ checkpoint=disable
>> option:
>>
>> "F2FS-fs (pmem0): checkpoint=merge cannot be used with checkpoint=disable"
>>
>> Fix typo "checkpoint=merge" w/ "checkpoint_merge"
>>
>> Signed-off-by: Chao Yu <chao@kernel.org>
>> ---
>> fs/f2fs/super.c | 6 ++++++
>> 1 file changed, 6 insertions(+)
>>
>> diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
>> index 49e153fd8183..88c66e46bd5c 100644
>> --- a/fs/f2fs/super.c
>> +++ b/fs/f2fs/super.c
>> @@ -1289,6 +1289,12 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount)
>> return -EINVAL;
>> }
>>
>> + if (test_opt(sbi, DISABLE_CHECKPOINT) &&
>> + test_opt(sbi, MERGE_CHECKPOINT)) {
>> + f2fs_err(sbi, "checkpoint_merge cannot be used with checkpoint=disable\n");
>> + return -EINVAL;
>
> What about disabling MERGE_CHECKPOINT autmatically?

checkpoint_merge was introduced separately rather than adding a new "merge"
parameter in mount option "checkpoint=%s", so they are compatible.

Please ignore this patch...

Thanks,

>
>> + }
>> +
>> /* Not pass down write hints if the number of active logs is lesser
>> * than NR_CURSEG_PERSIST_TYPE.
>> */
>> --
>> 2.32.0

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