Re: [PATCH 07/12] bdi: remove BDI_CAP_CGROUP_WRITEBACK

[David Sterba]

On Thu, Sep 10, 2020 at 04:48:27PM +0200, Christoph Hellwig wrote:
> Just checking SB_I_CGROUPWB for cgroup writeback support is enough.
> Either the file system allocates its own bdi (e.g. btrfs), in which case
> it is known to support cgroup writeback, or the bdi comes from the block
> layer, which always supports cgroup writeback.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>

Acked-by: David Sterba <dsterba@xxxxxxxx>