From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Allison Henderson <allison.henderson@oracle.com>
Cc: linux-xfs@vger.kernel.org, Mark Tinguely <tinguely@sgi.com>,
Dave Chinner <dchinner@redhat.com>
Subject: Re: [PATCH v3 07/17] xfs: get directory offset when replacing a directory name
Date: Tue, 28 Nov 2017 11:04:12 -0800 [thread overview]
Message-ID: <20171128190412.GS21412@magnolia> (raw)
In-Reply-To: <1510942905-12897-8-git-send-email-allison.henderson@oracle.com>
On Fri, Nov 17, 2017 at 11:21:35AM -0700, Allison Henderson wrote:
> From: Mark Tinguely <tinguely@sgi.com>
>
> Return the directory offset information when replacing an entry to the
> directory.
>
> This offset will be used as the parent pointer offset in xfs_rename.
>
> [dchinner: forward ported and cleaned up]
> [achender: rebased, changed __unint32_t to xfs_dir2_dataptr_t]
>
> Signed-off-by: Mark Tinguely <tinguely@sgi.com>
> Signed-off-by: Dave Chinner <dchinner@redhat.com>
> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
> ---
> v2: Changed typedefs to raw struct types
>
> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
> ---
> fs/xfs/libxfs/xfs_dir2.c | 16 ++++++++++------
> fs/xfs/libxfs/xfs_dir2.h | 3 ++-
> fs/xfs/libxfs/xfs_dir2_block.c | 4 ++--
> fs/xfs/libxfs/xfs_dir2_leaf.c | 1 +
> fs/xfs/libxfs/xfs_dir2_node.c | 1 +
> fs/xfs/libxfs/xfs_dir2_sf.c | 2 ++
> fs/xfs/xfs_inode.c | 28 +++++++++++++---------------
> 7 files changed, 31 insertions(+), 24 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
> index b647bf2..25b370b 100644
> --- a/fs/xfs/libxfs/xfs_dir2.c
> +++ b/fs/xfs/libxfs/xfs_dir2.c
> @@ -508,13 +508,14 @@ xfs_dir_removename(
> */
> int
> xfs_dir_replace(
> - xfs_trans_t *tp,
> - xfs_inode_t *dp,
> - struct xfs_name *name, /* name of entry to replace */
> - xfs_ino_t inum, /* new inode number */
> - xfs_fsblock_t *first, /* bmap's firstblock */
> + struct xfs_trans *tp,
> + struct xfs_inode *dp,
> + struct xfs_name *name, /* name of entry to replace */
> + xfs_ino_t inum, /* new inode number */
> + xfs_fsblock_t *first, /* bmap's firstblock */
> struct xfs_defer_ops *dfops, /* bmap's freeblock list */
> - xfs_extlen_t total) /* bmap's total block count */
> + xfs_extlen_t total, /* bmap's total block count */
> + xfs_dir2_dataptr_t *offset) /* OUT: offset in directory */
> {
> struct xfs_da_args *args;
> int rval;
> @@ -563,6 +564,9 @@ xfs_dir_replace(
> rval = xfs_dir2_leaf_replace(args);
> else
> rval = xfs_dir2_node_replace(args);
> +
> + if (offset)
> + *offset = args->offset;
> out_free:
FWIW I complained in the review for a subsequent patch about the out_free
label moving to above the "if (offset)" hunk.
--D
> kmem_free(args);
> return rval;
> diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h
> index e1bd05d..5cc0b3f 100644
> --- a/fs/xfs/libxfs/xfs_dir2.h
> +++ b/fs/xfs/libxfs/xfs_dir2.h
> @@ -145,7 +145,8 @@ extern int xfs_dir_removename(struct xfs_trans *tp, struct xfs_inode *dp,
> extern int xfs_dir_replace(struct xfs_trans *tp, struct xfs_inode *dp,
> struct xfs_name *name, xfs_ino_t inum,
> xfs_fsblock_t *first,
> - struct xfs_defer_ops *dfops, xfs_extlen_t tot);
> + struct xfs_defer_ops *dfops, xfs_extlen_t tot,
> + xfs_dir2_dataptr_t *offset);
> extern int xfs_dir_canenter(struct xfs_trans *tp, struct xfs_inode *dp,
> struct xfs_name *name);
>
> diff --git a/fs/xfs/libxfs/xfs_dir2_block.c b/fs/xfs/libxfs/xfs_dir2_block.c
> index 4dbe2fc..69dfe64 100644
> --- a/fs/xfs/libxfs/xfs_dir2_block.c
> +++ b/fs/xfs/libxfs/xfs_dir2_block.c
> @@ -865,9 +865,9 @@ xfs_dir2_block_replace(
> /*
> * Point to the data entry we need to change.
> */
> + args->offset = be32_to_cpu(blp[ent].address);
> dep = (xfs_dir2_data_entry_t *)((char *)hdr +
> - xfs_dir2_dataptr_to_off(args->geo,
> - be32_to_cpu(blp[ent].address)));
> + xfs_dir2_dataptr_to_off(args->geo, args->offset));
> ASSERT(be64_to_cpu(dep->inumber) != args->inumber);
> /*
> * Change the inode number to the new value.
> diff --git a/fs/xfs/libxfs/xfs_dir2_leaf.c b/fs/xfs/libxfs/xfs_dir2_leaf.c
> index 197e627..770b93f 100644
> --- a/fs/xfs/libxfs/xfs_dir2_leaf.c
> +++ b/fs/xfs/libxfs/xfs_dir2_leaf.c
> @@ -1518,6 +1518,7 @@ xfs_dir2_leaf_replace(
> /*
> * Point to the data entry.
> */
> + args->offset = be32_to_cpu(lep->address);
> dep = (xfs_dir2_data_entry_t *)
> ((char *)dbp->b_addr +
> xfs_dir2_dataptr_to_off(args->geo, be32_to_cpu(lep->address)));
> diff --git a/fs/xfs/libxfs/xfs_dir2_node.c b/fs/xfs/libxfs/xfs_dir2_node.c
> index 13d5244..860a612 100644
> --- a/fs/xfs/libxfs/xfs_dir2_node.c
> +++ b/fs/xfs/libxfs/xfs_dir2_node.c
> @@ -2237,6 +2237,7 @@ xfs_dir2_node_replace(
> hdr = state->extrablk.bp->b_addr;
> ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) ||
> hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC));
> + args->offset = be32_to_cpu(lep->address);
> dep = (xfs_dir2_data_entry_t *)
> ((char *)hdr +
> xfs_dir2_dataptr_to_off(args->geo,
> diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c
> index 9e90c22..295458f 100644
> --- a/fs/xfs/libxfs/xfs_dir2_sf.c
> +++ b/fs/xfs/libxfs/xfs_dir2_sf.c
> @@ -1045,6 +1045,8 @@ xfs_dir2_sf_replace(
> ASSERT(args->inumber != ino);
> dp->d_ops->sf_put_ino(sfp, sfep, args->inumber);
> dp->d_ops->sf_put_ftype(sfep, args->filetype);
> + args->offset = xfs_dir2_byte_to_dataptr(
> + xfs_dir2_sf_get_offset(sfep));
> break;
> }
> }
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index 358a98a..f7986d8 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -2774,16 +2774,14 @@ xfs_cross_rename(
> int dp2_flags = 0;
>
> /* Swap inode number for dirent in first parent */
> - error = xfs_dir_replace(tp, dp1, name1,
> - ip2->i_ino,
> - first_block, dfops, spaceres);
> + error = xfs_dir_replace(tp, dp1, name1, ip2->i_ino, first_block, dfops,
> + spaceres, NULL);
> if (error)
> goto out_trans_abort;
>
> /* Swap inode number for dirent in second parent */
> - error = xfs_dir_replace(tp, dp2, name2,
> - ip1->i_ino,
> - first_block, dfops, spaceres);
> + error = xfs_dir_replace(tp, dp2, name2, ip1->i_ino, first_block, dfops,
> + spaceres, NULL);
> if (error)
> goto out_trans_abort;
>
> @@ -2797,8 +2795,8 @@ xfs_cross_rename(
>
> if (S_ISDIR(VFS_I(ip2)->i_mode)) {
> error = xfs_dir_replace(tp, ip2, &xfs_name_dotdot,
> - dp1->i_ino, first_block,
> - dfops, spaceres);
> + dp1->i_ino, first_block, dfops,
> + spaceres, NULL);
> if (error)
> goto out_trans_abort;
>
> @@ -2824,8 +2822,8 @@ xfs_cross_rename(
>
> if (S_ISDIR(VFS_I(ip1)->i_mode)) {
> error = xfs_dir_replace(tp, ip1, &xfs_name_dotdot,
> - dp2->i_ino, first_block,
> - dfops, spaceres);
> + dp2->i_ino, first_block, dfops,
> + spaceres, NULL);
> if (error)
> goto out_trans_abort;
>
> @@ -3072,8 +3070,8 @@ xfs_rename(
> * name at the destination directory, remove it first.
> */
> error = xfs_dir_replace(tp, target_dp, target_name,
> - src_ip->i_ino,
> - &first_block, &dfops, spaceres);
> + src_ip->i_ino, &first_block, &dfops,
> + spaceres, NULL);
> if (error)
> goto out_bmap_cancel;
>
> @@ -3107,8 +3105,8 @@ xfs_rename(
> * directory.
> */
> error = xfs_dir_replace(tp, src_ip, &xfs_name_dotdot,
> - target_dp->i_ino,
> - &first_block, &dfops, spaceres);
> + target_dp->i_ino, &first_block, &dfops,
> + spaceres, NULL);
> ASSERT(error != -EEXIST);
> if (error)
> goto out_bmap_cancel;
> @@ -3147,7 +3145,7 @@ xfs_rename(
> */
> if (wip) {
> error = xfs_dir_replace(tp, src_dp, src_name, wip->i_ino,
> - &first_block, &dfops, spaceres);
> + &first_block, &dfops, spaceres, NULL);
> } else
> error = xfs_dir_removename(tp, src_dp, src_name, src_ip->i_ino,
> &first_block, &dfops, spaceres,
> --
> 2.7.4
>
> --
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> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2017-11-28 19:04 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-17 18:21 [PATCH v3 00/17] Parent Pointers v4 Allison Henderson
2017-11-17 18:21 ` [PATCH v3 01/17] Add helper functions xfs_attr_set_args and xfs_attr_remove_args Allison Henderson
2017-11-28 19:54 ` Darrick J. Wong
2017-11-29 1:02 ` Dave Chinner
2017-11-29 18:52 ` Allison Henderson
2017-11-29 22:34 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 02/17] Set up infastructure for deferred attribute operations Allison Henderson
2017-11-28 19:45 ` Darrick J. Wong
2017-11-29 1:19 ` Dave Chinner
2017-11-29 18:52 ` Allison Henderson
2017-11-29 18:51 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 03/17] Add xfs_attr_set_defered and xfs_attr_remove_defered Allison Henderson
2017-11-28 19:19 ` Darrick J. Wong
2017-11-29 18:50 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 04/17] Remove all strlen calls in all xfs_attr_* functions for attr names Allison Henderson
2017-11-28 19:10 ` Darrick J. Wong
2017-11-29 18:50 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 05/17] xfs: get directory offset when adding directory name Allison Henderson
2017-11-28 19:07 ` Darrick J. Wong
2017-11-29 18:50 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 06/17] xfs: get directory offset when removing " Allison Henderson
2017-11-28 19:05 ` Darrick J. Wong
2017-11-29 18:49 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 07/17] xfs: get directory offset when replacing a " Allison Henderson
2017-11-28 19:04 ` Darrick J. Wong [this message]
2017-11-29 18:49 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 08/17] xfs: add parent pointer support to attribute code Allison Henderson
2017-11-28 19:01 ` Darrick J. Wong
2017-11-29 18:48 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 09/17] xfs: define parent pointer xattr format Allison Henderson
2017-11-28 18:59 ` Darrick J. Wong
2017-11-29 18:48 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 10/17] xfs: extent transaction reservations for parent attributes Allison Henderson
2017-11-28 18:58 ` Darrick J. Wong
2017-11-29 18:48 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 11/17] Add the extra space requirements for parent pointer attributes when calculating the minimum log size during mkfs Allison Henderson
2017-11-28 18:51 ` Darrick J. Wong
2017-11-29 18:47 ` Allison Henderson
2017-11-29 20:18 ` Darrick J. Wong
2017-11-17 18:21 ` [PATCH v3 12/17] xfs: parent pointer attribute creation Allison Henderson
2017-11-28 18:49 ` Darrick J. Wong
2017-11-28 18:54 ` Darrick J. Wong
2017-11-29 18:46 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 13/17] xfs: add parent attributes to link Allison Henderson
2017-11-28 18:37 ` Darrick J. Wong
2017-11-29 18:45 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 14/17] xfs: remove parent pointers in unlink Allison Henderson
2017-11-28 18:24 ` Darrick J. Wong
2017-11-29 18:44 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 15/17] Add parent pointers to rename Allison Henderson
2017-11-28 18:20 ` Darrick J. Wong
2017-11-29 18:43 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 16/17] Add the parent pointer support to the superblock version 5 Allison Henderson
2017-11-28 18:08 ` Darrick J. Wong
2017-11-29 18:41 ` Allison Henderson
2017-11-17 18:21 ` [PATCH v3 17/17] Add parent pointer ioctl Allison Henderson
2017-11-22 19:54 ` Allison Henderson
2017-11-22 21:07 ` Dave Chinner
2017-11-22 22:49 ` Allison Henderson
2017-11-22 21:13 ` Darrick J. Wong
2017-11-22 22:49 ` Allison Henderson
2017-11-28 20:35 ` Darrick J. Wong
2017-11-29 18:52 ` Allison Henderson
2017-11-29 21:37 ` Dave Chinner
2017-11-29 22:48 ` Allison Henderson
2017-11-30 0:02 ` Dave Chinner
2017-11-30 1:52 ` Allison Henderson
2017-11-30 21:11 ` Darrick J. Wong
2017-12-01 2:58 ` Dave Chinner
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