Re: [f2fs-dev] [RFC v3] f2fs: extent cache: support unaligned extent

[Chao Yu]

Jaegeuk,

On 2021/8/5 7:45, Jaegeuk Kim wrote:
> Chao,
>
> How about this?
> https://github.com/jaegeuk/f2fs/commit/d6bbe121bc24dfabfedc07ba7cb6e921fb70ece0

Looks more clean, thanks,

> I'm digging one bug in __insert_extent_tree w/ the patch tho.

Shouldn't we initialize @ei in f2fs_update_extent_tree_range(), otherwise,
__try_merge_extent_node(&ei) -> __is_extent_mergeable() will do the check
w/ uninitialized c_len of @ei.

> > On 08/04, Chao Yu wrote:
> > > +	if (from_dnode)
> > > +		goto skip_reading_dnode;

Wrong condition here, thanks for fixing.

Thanks,