Re: [PATCH] xfs: promote metadata directories and large block support

[Carlos Maiolino <cem@kernel.org>]

On Wed, Jan 21, 2026 at 11:07:04AM +0100, Carlos Maiolino wrote:
> On Tue, Jan 20, 2026 at 10:45:40PM -0800, Darrick J. Wong wrote:
> > From: Darrick J. Wong <djwong@kernel.org>
> > 
> > Large block support was merged upstream in 6.12 (Dec 2024) and metadata
> > directories was merged in 6.13 (Jan 2025).  We've not received any
> > serious complaints about the ondisk formats of these two features in the
> > past year, so let's remove the experimental warnings.
> > 
> > Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
> > ---
> >  fs/xfs/xfs_message.h |    2 --
> >  fs/xfs/xfs_message.c |    8 --------
> >  fs/xfs/xfs_super.c   |    4 ----
> >  3 files changed, 14 deletions(-)
> 
> Looks good to me too.
> Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>

Sorry, this was supposed to be
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>

:)

> 
> > 
> > diff --git a/fs/xfs/xfs_message.h b/fs/xfs/xfs_message.h
> > index d68e72379f9dd5..49b0ef40d299de 100644
> > --- a/fs/xfs/xfs_message.h
> > +++ b/fs/xfs/xfs_message.h
> > @@ -93,8 +93,6 @@ void xfs_buf_alert_ratelimited(struct xfs_buf *bp, const char *rlmsg,
> >  enum xfs_experimental_feat {
> >  	XFS_EXPERIMENTAL_SHRINK,
> >  	XFS_EXPERIMENTAL_LARP,
> > -	XFS_EXPERIMENTAL_LBS,
> > -	XFS_EXPERIMENTAL_METADIR,
> >  	XFS_EXPERIMENTAL_ZONED,
> > 
> >  	XFS_EXPERIMENTAL_MAX,
> > diff --git a/fs/xfs/xfs_message.c b/fs/xfs/xfs_message.c
> > index 19aba2c3d52544..5ac0ac3d4f39f9 100644
> > --- a/fs/xfs/xfs_message.c
> > +++ b/fs/xfs/xfs_message.c
> > @@ -149,14 +149,6 @@ xfs_warn_experimental(
> >  			.opstate	= XFS_OPSTATE_WARNED_LARP,
> >  			.name		= "logged extended attributes",
> >  		},
> > -		[XFS_EXPERIMENTAL_LBS] = {
> > -			.opstate	= XFS_OPSTATE_WARNED_LBS,
> > -			.name		= "large block size",
> > -		},
> > -		[XFS_EXPERIMENTAL_METADIR] = {
> > -			.opstate	= XFS_OPSTATE_WARNED_METADIR,
> > -			.name		= "metadata directory tree",
> > -		},
> >  		[XFS_EXPERIMENTAL_ZONED] = {
> >  			.opstate	= XFS_OPSTATE_WARNED_ZONED,
> >  			.name		= "zoned RT device",
> > diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
> > index bc71aa9dcee8d6..1f432d6645898e 100644
> > --- a/fs/xfs/xfs_super.c
> > +++ b/fs/xfs/xfs_super.c
> > @@ -1835,8 +1835,6 @@ xfs_fs_fill_super(
> >  			error = -ENOSYS;
> >  			goto out_free_sb;
> >  		}
> > -
> > -		xfs_warn_experimental(mp, XFS_EXPERIMENTAL_LBS);
> >  	}
> > 
> >  	/* Ensure this filesystem fits in the page cache limits */
> > @@ -1922,8 +1920,6 @@ xfs_fs_fill_super(
> >  			goto out_filestream_unmount;
> >  		}
> >  		xfs_warn_experimental(mp, XFS_EXPERIMENTAL_ZONED);
> > -	} else if (xfs_has_metadir(mp)) {
> > -		xfs_warn_experimental(mp, XFS_EXPERIMENTAL_METADIR);
> >  	}
> > 
> >  	if (xfs_has_reflink(mp)) {
> > 
>