Re: [PATCH] btrfs-progs: remove raid stripe encoding

[David Sterba <dsterba@suse.cz>]

On Mon, Jun 24, 2024 at 07:07:15PM +0200, David Sterba wrote:
> On Thu, Jun 20, 2024 at 09:54:55AM +0200, Johannes Thumshirn wrote:
> > From: Johannes Thumshirn <johannes.thumshirn@wdc.com>
> > 
> > Remove the not needed encoding and reserved fields in struct
> > raid_stripe_extent.
> > 
> > This saves 8 bytes per stripe extent.
> > 
> > Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
> > ---
> >  kernel-shared/accessors.h       |  3 ---
> >  kernel-shared/print-tree.c      | 33 +--------------------------------
> >  kernel-shared/uapi/btrfs_tree.h | 14 +-------------
> >  3 files changed, 2 insertions(+), 48 deletions(-)
> 
> This fails to compiler because the tree-checker.c code still references
> the removed functions:
> 
> kernel-shared/tree-checker.c: In function ‘check_raid_stripe_extent’:
> kernel-shared/tree-checker.c:1740:17: warning: implicit declaration of function ‘btrfs_stripe_extent_encoding’; did you mean ‘btrfs_file_extent_end’? [-Wimplicit-function-declaration]
>  1740 |         switch (btrfs_stripe_extent_encoding(leaf, stripe_extent)) {
>       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fixed in devel.