Kyungmin Park <kmpark@xxxxxxxxxxxxx> writes:
>> Yes. It's what I'm saying. If user wants to trim 0-2 then user will
>> specify 0-2, but this trims only 2. It's not right.
>
> There's similar code at ext4. it adjusts the start and len value if
> given start is less than first_data_blk.
>
> if (start < first_data_blk) {
> len -= first_data_blk - start;
> start = first_data_blk;
> }
Oh, strange design. On this design, user have to know which block is
actually start block per FSes (Yeah, you can still use this without
start block knowledge. But it's bogus). I think it should fix ext4. No?
Thanks.
--
OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
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