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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 13/34] xfs: devirtualize ->free_hdr_to_disk
Date: Mon, 4 Nov 2019 12:08:31 -0800	[thread overview]
Message-ID: <20191104200831.GN4153244@magnolia> (raw)
In-Reply-To: <20191101220719.29100-14-hch@lst.de>

On Fri, Nov 01, 2019 at 03:06:58PM -0700, Christoph Hellwig wrote:
> Replace the ->free_hdr_to_disk dir ops method with a directly called
> xfs_dir2_free_hdr_to_disk helper that takes care of the differences
> between the v4 and v5 on-disk format.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>

--D

> ---
>  fs/xfs/libxfs/xfs_da_format.c | 31 -------------------------------
>  fs/xfs/libxfs/xfs_dir2.h      |  2 --
>  fs/xfs/libxfs/xfs_dir2_node.c | 33 +++++++++++++++++++++++++++++----
>  3 files changed, 29 insertions(+), 37 deletions(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_da_format.c b/fs/xfs/libxfs/xfs_da_format.c
> index d0e541d9d335..b943d9443d55 100644
> --- a/fs/xfs/libxfs/xfs_da_format.c
> +++ b/fs/xfs/libxfs/xfs_da_format.c
> @@ -468,34 +468,6 @@ xfs_dir3_db_to_fdindex(struct xfs_da_geometry *geo, xfs_dir2_db_t db)
>  	return db % xfs_dir3_free_max_bests(geo);
>  }
>  
> -static void
> -xfs_dir2_free_hdr_to_disk(
> -	struct xfs_dir2_free		*to,
> -	struct xfs_dir3_icfree_hdr	*from)
> -{
> -	ASSERT(from->magic == XFS_DIR2_FREE_MAGIC);
> -
> -	to->hdr.magic = cpu_to_be32(from->magic);
> -	to->hdr.firstdb = cpu_to_be32(from->firstdb);
> -	to->hdr.nvalid = cpu_to_be32(from->nvalid);
> -	to->hdr.nused = cpu_to_be32(from->nused);
> -}
> -
> -static void
> -xfs_dir3_free_hdr_to_disk(
> -	struct xfs_dir2_free		*to,
> -	struct xfs_dir3_icfree_hdr	*from)
> -{
> -	struct xfs_dir3_free_hdr *hdr3 = (struct xfs_dir3_free_hdr *)to;
> -
> -	ASSERT(from->magic == XFS_DIR3_FREE_MAGIC);
> -
> -	hdr3->hdr.magic = cpu_to_be32(from->magic);
> -	hdr3->firstdb = cpu_to_be32(from->firstdb);
> -	hdr3->nvalid = cpu_to_be32(from->nvalid);
> -	hdr3->nused = cpu_to_be32(from->nused);
> -}
> -
>  static const struct xfs_dir_ops xfs_dir2_ops = {
>  	.sf_entsize = xfs_dir2_sf_entsize,
>  	.sf_nextentry = xfs_dir2_sf_nextentry,
> @@ -527,7 +499,6 @@ static const struct xfs_dir_ops xfs_dir2_ops = {
>  	.data_unused_p = xfs_dir2_data_unused_p,
>  
>  	.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
> -	.free_hdr_to_disk = xfs_dir2_free_hdr_to_disk,
>  	.free_max_bests = xfs_dir2_free_max_bests,
>  	.free_bests_p = xfs_dir2_free_bests_p,
>  	.db_to_fdb = xfs_dir2_db_to_fdb,
> @@ -565,7 +536,6 @@ static const struct xfs_dir_ops xfs_dir2_ftype_ops = {
>  	.data_unused_p = xfs_dir2_data_unused_p,
>  
>  	.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
> -	.free_hdr_to_disk = xfs_dir2_free_hdr_to_disk,
>  	.free_max_bests = xfs_dir2_free_max_bests,
>  	.free_bests_p = xfs_dir2_free_bests_p,
>  	.db_to_fdb = xfs_dir2_db_to_fdb,
> @@ -603,7 +573,6 @@ static const struct xfs_dir_ops xfs_dir3_ops = {
>  	.data_unused_p = xfs_dir3_data_unused_p,
>  
>  	.free_hdr_size = sizeof(struct xfs_dir3_free_hdr),
> -	.free_hdr_to_disk = xfs_dir3_free_hdr_to_disk,
>  	.free_max_bests = xfs_dir3_free_max_bests,
>  	.free_bests_p = xfs_dir3_free_bests_p,
>  	.db_to_fdb = xfs_dir3_db_to_fdb,
> diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h
> index c3e6a6fb7e37..613a78281d03 100644
> --- a/fs/xfs/libxfs/xfs_dir2.h
> +++ b/fs/xfs/libxfs/xfs_dir2.h
> @@ -73,8 +73,6 @@ struct xfs_dir_ops {
>  		(*data_unused_p)(struct xfs_dir2_data_hdr *hdr);
>  
>  	int	free_hdr_size;
> -	void	(*free_hdr_to_disk)(struct xfs_dir2_free *to,
> -				    struct xfs_dir3_icfree_hdr *from);
>  	int	(*free_max_bests)(struct xfs_da_geometry *geo);
>  	__be16 * (*free_bests_p)(struct xfs_dir2_free *free);
>  	xfs_dir2_db_t (*db_to_fdb)(struct xfs_da_geometry *geo,
> diff --git a/fs/xfs/libxfs/xfs_dir2_node.c b/fs/xfs/libxfs/xfs_dir2_node.c
> index 9e22710bb772..26032eba1e32 100644
> --- a/fs/xfs/libxfs/xfs_dir2_node.c
> +++ b/fs/xfs/libxfs/xfs_dir2_node.c
> @@ -244,6 +244,31 @@ xfs_dir2_free_hdr_from_disk(
>  	}
>  }
>  
> +static void
> +xfs_dir2_free_hdr_to_disk(
> +	struct xfs_mount		*mp,
> +	struct xfs_dir2_free		*to,
> +	struct xfs_dir3_icfree_hdr	*from)
> +{
> +	if (xfs_sb_version_hascrc(&mp->m_sb)) {
> +		struct xfs_dir3_free	*to3 = (struct xfs_dir3_free *)to;
> +
> +		ASSERT(from->magic == XFS_DIR3_FREE_MAGIC);
> +
> +		to3->hdr.hdr.magic = cpu_to_be32(from->magic);
> +		to3->hdr.firstdb = cpu_to_be32(from->firstdb);
> +		to3->hdr.nvalid = cpu_to_be32(from->nvalid);
> +		to3->hdr.nused = cpu_to_be32(from->nused);
> +	} else {
> +		ASSERT(from->magic == XFS_DIR2_FREE_MAGIC);
> +
> +		to->hdr.magic = cpu_to_be32(from->magic);
> +		to->hdr.firstdb = cpu_to_be32(from->firstdb);
> +		to->hdr.nvalid = cpu_to_be32(from->nvalid);
> +		to->hdr.nused = cpu_to_be32(from->nused);
> +	}
> +}
> +
>  int
>  xfs_dir2_free_read(
>  	struct xfs_trans	*tp,
> @@ -302,7 +327,7 @@ xfs_dir3_free_get_buf(
>  		uuid_copy(&hdr3->hdr.uuid, &mp->m_sb.sb_meta_uuid);
>  	} else
>  		hdr.magic = XFS_DIR2_FREE_MAGIC;
> -	dp->d_ops->free_hdr_to_disk(bp->b_addr, &hdr);
> +	xfs_dir2_free_hdr_to_disk(mp, bp->b_addr, &hdr);
>  	*bpp = bp;
>  	return 0;
>  }
> @@ -418,7 +443,7 @@ xfs_dir2_leaf_to_node(
>  	freehdr.nused = n;
>  	freehdr.nvalid = be32_to_cpu(ltp->bestcount);
>  
> -	dp->d_ops->free_hdr_to_disk(fbp->b_addr, &freehdr);
> +	xfs_dir2_free_hdr_to_disk(dp->i_mount, fbp->b_addr, &freehdr);
>  	xfs_dir2_free_log_bests(args, fbp, 0, freehdr.nvalid - 1);
>  	xfs_dir2_free_log_header(args, fbp);
>  
> @@ -1176,7 +1201,7 @@ xfs_dir3_data_block_free(
>  		logfree = 1;
>  	}
>  
> -	dp->d_ops->free_hdr_to_disk(free, &freehdr);
> +	xfs_dir2_free_hdr_to_disk(dp->i_mount, free, &freehdr);
>  	xfs_dir2_free_log_header(args, fbp);
>  
>  	/*
> @@ -1733,7 +1758,7 @@ xfs_dir2_node_add_datablk(
>  	 */
>  	if (bests[*findex] == cpu_to_be16(NULLDATAOFF)) {
>  		freehdr.nused++;
> -		dp->d_ops->free_hdr_to_disk(fbp->b_addr, &freehdr);
> +		xfs_dir2_free_hdr_to_disk(mp, fbp->b_addr, &freehdr);
>  		xfs_dir2_free_log_header(args, fbp);
>  	}
>  
> -- 
> 2.20.1
> 

  reply	other threads:[~2019-11-04 20:09 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-01 22:06 remove m_dirops Christoph Hellwig
2019-11-01 22:06 ` [PATCH 01/34] xfs: move incore structures out of xfs_da_format.h Christoph Hellwig
2019-11-04 18:21   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 02/34] xfs: refactor btree node scrubbing Christoph Hellwig
2019-11-04 18:36   ` Darrick J. Wong
2019-11-05  1:35     ` Christoph Hellwig
2019-11-01 22:06 ` [PATCH 03/34] xfs: devirtualize ->node_hdr_from_disk Christoph Hellwig
2019-11-04 18:37   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 04/34] xfs: devirtualize ->node_hdr_to_disk Christoph Hellwig
2019-11-04 18:39   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 05/34] xfs: add a btree entries pointer to struct xfs_da3_icnode_hdr Christoph Hellwig
2019-11-04 19:52   ` Darrick J. Wong
2019-11-05  1:38     ` Christoph Hellwig
2019-11-05  1:58       ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 06/34] xfs: move the node header size to struct xfs_da_geometry Christoph Hellwig
2019-11-04 19:58   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 07/34] xfs: devirtualize ->leaf_hdr_from_disk Christoph Hellwig
2019-11-04 19:59   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 08/34] xfs: devirtualize ->leaf_hdr_to_disk Christoph Hellwig
2019-11-04 20:00   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 09/34] xfs: add a entries pointer to struct xfs_dir3_icleaf_hdr Christoph Hellwig
2019-11-04 20:04   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 10/34] xfs: move the dir2 leaf header size to struct xfs_da_geometry Christoph Hellwig
2019-11-04 20:05   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 11/34] xfs: move the max dir2 leaf entries count " Christoph Hellwig
2019-11-04 20:07   ` Darrick J. Wong
2019-11-05  1:42     ` Christoph Hellwig
2019-11-05  1:58       ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 12/34] xfs: devirtualize ->free_hdr_from_disk Christoph Hellwig
2019-11-04 20:08   ` Darrick J. Wong
2019-11-01 22:06 ` [PATCH 13/34] xfs: devirtualize ->free_hdr_to_disk Christoph Hellwig
2019-11-04 20:08   ` Darrick J. Wong [this message]
2019-11-01 22:06 ` [PATCH 14/34] xfs: make the xfs_dir3_icfree_hdr available to xfs_dir2_node_addname_int Christoph Hellwig
2019-11-04 20:25   ` Darrick J. Wong
2019-11-05  1:52     ` Christoph Hellwig
2019-11-05  1:59       ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 15/34] xfs: add a bests pointer to struct xfs_dir3_icfree_hdr Christoph Hellwig
2019-11-04 20:21   ` Darrick J. Wong
2019-11-05  1:44     ` Christoph Hellwig
2019-11-05  2:05       ` Darrick J. Wong
2019-11-05 16:44         ` Christoph Hellwig
2019-11-01 22:07 ` [PATCH 16/34] xfs: move the dir2 free header size to struct xfs_da_geometry Christoph Hellwig
2019-11-04 20:22   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 17/34] xfs: move the max dir2 free bests count " Christoph Hellwig
2019-11-04 20:23   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 18/34] xfs: devirtualize ->db_to_fdb and ->db_to_fdindex Christoph Hellwig
2019-11-04 20:26   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 19/34] xfs: devirtualize ->sf_get_parent_ino and ->sf_put_parent_ino Christoph Hellwig
2019-11-04 20:26   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 20/34] xfs: devirtualize ->sf_entsize and ->sf_nextentry Christoph Hellwig
2019-11-04 20:28   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 21/34] xfs: devirtualize ->sf_get_ino and ->sf_put_ino Christoph Hellwig
2019-11-04 20:33   ` Darrick J. Wong
2019-11-07  1:05     ` Darrick J. Wong
2019-11-07  8:29       ` Christoph Hellwig
2019-11-01 22:07 ` [PATCH 22/34] xfs: devirtualize ->sf_get_ftype and ->sf_put_ftype Christoph Hellwig
2019-11-04 20:34   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 23/34] xfs: remove the ->data_dot_entry_p and ->data_dotdot_entry_p methods Christoph Hellwig
2019-11-04 20:37   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 24/34] xfs: remove the unused ->data_first_entry_p method Christoph Hellwig
2019-11-04 20:38   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 25/34] xfs: remove the ->data_entry_entry_p method Christoph Hellwig
2019-11-04 20:41   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 26/34] xfs: devirtualize ->data_entsize Christoph Hellwig
2019-11-04 20:45   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 27/34] xfs: devirtualize ->data_entry_tag_p Christoph Hellwig
2019-11-04 20:45   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 28/34] xfs: move the dir2 data block fixed offsets to struct xfs_da_geometry Christoph Hellwig
2019-11-04 20:46   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 29/34] xfs: cleanup xfs_dir2_data_entsize Christoph Hellwig
2019-11-04 20:48   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 30/34] xfs: devirtualize ->data_bestfree_p Christoph Hellwig
2019-11-04 20:49   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 31/34] xfs: devirtualize ->data_get_ftype and ->data_put_ftype Christoph Hellwig
2019-11-04 20:50   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 32/34] xfs: remove the now unused dir ops infrastructure Christoph Hellwig
2019-11-04 20:50   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 33/34] xfs: merge xfs_dir2_data_freescan and xfs_dir2_data_freescan_int Christoph Hellwig
2019-11-04 20:51   ` Darrick J. Wong
2019-11-01 22:07 ` [PATCH 34/34] xfs: always pass a valid hdr to xfs_dir3_leaf_check_int Christoph Hellwig
2019-11-04 20:53   ` Darrick J. Wong

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