Re: [PATCH v3 2/3] btrfs: block-group: Refactor btrfs_read_block_groups()

[David Sterba <dsterba@suse.cz>]

On Wed, Oct 30, 2019 at 04:59:17AM +0000, Qu WenRuo wrote:
> 
> 
> On 2019/10/10 上午10:39, Qu Wenruo wrote:
> > Refactor the work inside the loop of btrfs_read_block_groups() into one
> > separate function, read_one_block_group().
> > 
> > This allows read_one_block_group to be reused for later BG_TREE feature.
> > 
> > The refactor does the following extra fix:
> > - Use btrfs_fs_incompat() to replace open-coded feature check
> > 
> > Signed-off-by: Qu Wenruo <wqu@suse.com>
> > Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
> > Reviewed-by: Anand Jain <anand.jain@oracle.com>
> 
> Hi David,
> 
> Mind to add this patch to for-next branch?
> 
> Considering the recent changes to struct btrfs_block_group_cache, there
> is some considerable conflicts.

I see, as the patch is idependent I'll add it.

> It would be much easier to solve them sooner than later.
> If needed I could send a newer version based on latest for-next branch.

I've fixed the conflicts, but please have a look anyway. The change was
cache->item to local block group item and rename of found_key to key in
read_one_block_group.