Re: [f2fs-dev] [RFC PATCH v2 02/10] f2fs: carry subpage offset and count in write IO

[Nanzhe Zhao]

> How about cleaning up w/ below macros?
> 
> #define F2FS_FOLIO_INDEX(folio, fio)    (folio->index + fio->folio_offset)
> #define F2FS_FOLIO_BLKCNT(fio)          (fio->folio_blkcnt ? fio->folio_blkcnt : 1)

F2FS_FOLIO_XXX naming seems a bit weird to me :). It does not show that
we want to use the folio subpage index associated with fio, or the blkcnt
recorded in fio. I think names like F2FS_FIO_LBLK and F2FS_FIO_BLKCNT
may be better?