Re: linux-next: build warning after merge of the btrfs-kdave tree

From: Christoph Hellwig
Date: Mon Nov 26 2018 - 02:56:15 EST


On Mon, Nov 26, 2018 at 11:06:29AM +1100, Stephen Rothwell wrote:
> Introduced by commit
>
> cf8cddd38bab3 ("btrfs: don't abuse REQ_OP_* flags for btrfs_map_block")
>
> exposed by my new use of -Wimplicit-fallthrough
>
> I am not sure why this has only turned up now (as opposed to earlier
> today).

It looks like something only in linux-next moved the code around a bit.

Either way the fallthough looks fine, it will just need a little
/*FALLTHRU*/ annotation.