From: Allison Henderson <allison.henderson@oracle.com>
Cc: linux-xfs@vger.kernel.org, Dave Chinner <dchinner@redhat.com>
Subject: Re: [PATCH 06/17] xfs: get directory offset when removing directory name
Date: Fri, 20 Oct 2017 18:11:15 -0700 [thread overview]
Message-ID: <b8888501-267f-cbf4-54b7-b526d9a5e85b@oracle.com> (raw)
In-Reply-To: <20171019191735.GF4755@magnolia>
On 10/19/2017 12:17 PM, Darrick J. Wong wrote:
> On Wed, Oct 18, 2017 at 03:55:22PM -0700, Allison Henderson wrote:
>> From: Mark Tinguely<tinguely@sgi.com>
>>
>> Return the directory offset information when removing an entry to the
>> directory.
>>
>> This offset will be used as the parent pointer offset in xfs_remove.
>>
>> [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 | 15 +++++++++------
>> fs/xfs/libxfs/xfs_dir2.h | 4 +++-
>> fs/xfs/libxfs/xfs_dir2_block.c | 4 ++--
>> fs/xfs/libxfs/xfs_dir2_leaf.c | 5 +++--
>> fs/xfs/libxfs/xfs_dir2_node.c | 5 +++--
>> fs/xfs/libxfs/xfs_dir2_sf.c | 2 ++
>> fs/xfs/xfs_inode.c | 7 ++++---
>> 7 files changed, 26 insertions(+), 16 deletions(-)
>>
>> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
>> index a1ca460..0511eb9 100644
>> --- a/fs/xfs/libxfs/xfs_dir2.c
>> +++ b/fs/xfs/libxfs/xfs_dir2.c
>> @@ -443,13 +443,14 @@ xfs_dir_lookup(
>> */
>> int
>> xfs_dir_removename(
>> - xfs_trans_t *tp,
>> - xfs_inode_t *dp,
>> - struct xfs_name *name,
>> - xfs_ino_t ino,
>> - xfs_fsblock_t *first, /* bmap's firstblock */
>> + struct xfs_trans *tp,
>> + struct xfs_inode *dp,
>> + struct xfs_name *name,
>> + xfs_ino_t ino,
>> + xfs_fsblock_t *first, /* bmap's firstblock */
> Indentation problem?
>
> --D
Ok, will fix. It looked right in the editor, maybe my tabs are not set
quite right.
>> 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;
>> @@ -495,6 +496,8 @@ xfs_dir_removename(
>> rval = xfs_dir2_leaf_removename(args);
>> else
>> rval = xfs_dir2_node_removename(args);
>> + if (offset)
>> + *offset = args->offset;
>> out_free:
>> kmem_free(args);
>> return rval;
>> diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h
>> index e349900..e1bd05d 100644
>> --- a/fs/xfs/libxfs/xfs_dir2.h
>> +++ b/fs/xfs/libxfs/xfs_dir2.h
>> @@ -139,7 +139,9 @@ extern int xfs_dir_lookup(struct xfs_trans *tp, struct xfs_inode *dp,
>> extern int xfs_dir_removename(struct xfs_trans *tp, struct xfs_inode *dp,
>> struct xfs_name *name, xfs_ino_t ino,
>> 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_replace(struct xfs_trans *tp, struct xfs_inode *dp,
>> struct xfs_name *name, xfs_ino_t inum,
>> xfs_fsblock_t *first,
>> diff --git a/fs/xfs/libxfs/xfs_dir2_block.c b/fs/xfs/libxfs/xfs_dir2_block.c
>> index 79684d5..4dbe2fc 100644
>> --- a/fs/xfs/libxfs/xfs_dir2_block.c
>> +++ b/fs/xfs/libxfs/xfs_dir2_block.c
>> @@ -791,9 +791,9 @@ xfs_dir2_block_removename(
>> /*
>> * Point to the data entry using the leaf entry.
>> */
>> + 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));
>> /*
>> * Mark the data entry's space free.
>> */
>> diff --git a/fs/xfs/libxfs/xfs_dir2_leaf.c b/fs/xfs/libxfs/xfs_dir2_leaf.c
>> index 2ac7a7e..197e627 100644
>> --- a/fs/xfs/libxfs/xfs_dir2_leaf.c
>> +++ b/fs/xfs/libxfs/xfs_dir2_leaf.c
>> @@ -1383,9 +1383,10 @@ xfs_dir2_leaf_removename(
>> * Point to the leaf entry, use that to point to the data entry.
>> */
>> lep = &ents[index];
>> - db = xfs_dir2_dataptr_to_db(args->geo, be32_to_cpu(lep->address));
>> + args->offset = be32_to_cpu(lep->address);
>> + db = xfs_dir2_dataptr_to_db(args->geo, args->offset);
>> dep = (xfs_dir2_data_entry_t *)((char *)hdr +
>> - xfs_dir2_dataptr_to_off(args->geo, be32_to_cpu(lep->address)));
>> + xfs_dir2_dataptr_to_off(args->geo, args->offset));
>> needscan = needlog = 0;
>> oldbest = be16_to_cpu(bf[0].length);
>> ltp = xfs_dir2_leaf_tail_p(args->geo, leaf);
>> diff --git a/fs/xfs/libxfs/xfs_dir2_node.c b/fs/xfs/libxfs/xfs_dir2_node.c
>> index 8bc91f8..13d5244 100644
>> --- a/fs/xfs/libxfs/xfs_dir2_node.c
>> +++ b/fs/xfs/libxfs/xfs_dir2_node.c
>> @@ -1238,9 +1238,10 @@ xfs_dir2_leafn_remove(
>> /*
>> * Extract the data block and offset from the entry.
>> */
>> - db = xfs_dir2_dataptr_to_db(args->geo, be32_to_cpu(lep->address));
>> + args->offset = be32_to_cpu(lep->address);
>> + db = xfs_dir2_dataptr_to_db(args->geo, args->offset);
>> ASSERT(dblk->blkno == db);
>> - off = xfs_dir2_dataptr_to_off(args->geo, be32_to_cpu(lep->address));
>> + off = xfs_dir2_dataptr_to_off(args->geo, args->offset);
>> ASSERT(dblk->index == off);
>>
>> /*
>> diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c
>> index 489bdef..9e90c22 100644
>> --- a/fs/xfs/libxfs/xfs_dir2_sf.c
>> +++ b/fs/xfs/libxfs/xfs_dir2_sf.c
>> @@ -919,6 +919,8 @@ xfs_dir2_sf_removename(
>> XFS_CMP_EXACT) {
>> ASSERT(dp->d_ops->sf_get_ino(sfp, sfep) ==
>> args->inumber);
>> + 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 3abcb17..358a98a 100644
>> --- a/fs/xfs/xfs_inode.c
>> +++ b/fs/xfs/xfs_inode.c
>> @@ -2639,8 +2639,8 @@ xfs_remove(
>> goto out_trans_cancel;
>>
>> xfs_defer_init(&dfops, &first_block);
>> - error = xfs_dir_removename(tp, dp, name, ip->i_ino,
>> - &first_block, &dfops, resblks);
>> + error = xfs_dir_removename(tp, dp, name, ip->i_ino, &first_block,
>> + &dfops, resblks, NULL);
>> if (error) {
>> ASSERT(error != -ENOENT);
>> goto out_bmap_cancel;
>> @@ -3150,7 +3150,8 @@ xfs_rename(
>> &first_block, &dfops, spaceres);
>> } else
>> error = xfs_dir_removename(tp, src_dp, src_name, src_ip->i_ino,
>> - &first_block, &dfops, spaceres);
>> + &first_block, &dfops, spaceres,
>> + NULL);
>> if (error)
>> goto out_bmap_cancel;
>>
>> --
>> 2.7.4
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-xfs" in
>> the body of a message tomajordomo@vger.kernel.org
>> More majordomo info athttp://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2017-10-21 1:11 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-18 22:55 [PATCH 00/17] Parent Pointers V3 Allison Henderson
2017-10-18 22:55 ` [PATCH 01/17] Add helper functions xfs_attr_set_args and xfs_attr_remove_args Allison Henderson
2017-10-19 20:03 ` Darrick J. Wong
2017-10-21 1:14 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 02/17] Set up infastructure for deferred attribute operations Allison Henderson
2017-10-19 19:02 ` Darrick J. Wong
2017-10-21 1:08 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 03/17] Add xfs_attr_set_defered and xfs_attr_remove_defered Allison Henderson
2017-10-19 19:13 ` Darrick J. Wong
2017-10-21 1:08 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 04/17] Remove all strlen calls in all xfs_attr_* functions for attr names Allison Henderson
2017-10-19 19:15 ` Darrick J. Wong
2017-10-21 1:10 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 05/17] xfs: get directory offset when adding directory name Allison Henderson
2017-10-18 22:55 ` [PATCH 06/17] xfs: get directory offset when removing " Allison Henderson
2017-10-19 19:17 ` Darrick J. Wong
2017-10-21 1:11 ` Allison Henderson [this message]
2017-10-18 22:55 ` [PATCH 07/17] xfs: get directory offset when replacing a " Allison Henderson
2017-10-18 22:55 ` [PATCH 08/17] xfs: add parent pointer support to attribute code Allison Henderson
2017-10-18 22:55 ` [PATCH 09/17] xfs: define parent pointer xattr format Allison Henderson
2017-10-18 22:55 ` [PATCH 10/17] :xfs: extent transaction reservations for parent attributes Allison Henderson
2017-10-19 18:24 ` Darrick J. Wong
[not found] ` <8680e0c1-ada8-06e3-e397-61a5076030be@oracle.com>
2017-10-20 23:45 ` Darrick J. Wong
2017-10-21 0:12 ` Allison Henderson
2017-10-21 1:07 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 11/17] Add the extra space requirements for parent pointer attributes when calculating the minimum log size during mkfs Allison Henderson
2017-10-19 18:13 ` Darrick J. Wong
2017-10-21 1:07 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 12/17] xfs: parent pointer attribute creation Allison Henderson
2017-10-19 19:36 ` Darrick J. Wong
[not found] ` <9185d3e8-4b41-b2d8-294b-934f7d3409f0@oracle.com>
2017-10-21 0:03 ` Darrick J. Wong
2017-10-21 1:11 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 13/17] xfs: add parent attributes to link Allison Henderson
2017-10-19 19:40 ` Darrick J. Wong
2017-10-21 1:12 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 14/17] xfs: remove parent pointers in unlink Allison Henderson
2017-10-19 19:43 ` Darrick J. Wong
2017-10-21 1:12 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 15/17] xfs_bmap_add_attrfork(): re-add error handling from set_attrforkoff() call Allison Henderson
2017-10-19 19:43 ` Darrick J. Wong
2017-10-21 1:13 ` Allison Henderson
2017-10-18 22:55 ` [PATCH 16/17] Add parent pointers to rename Allison Henderson
2017-10-18 22:55 ` [PATCH 17/17] Add the parent pointer support to the superblock version 5 Allison Henderson
2017-10-19 3:57 ` Amir Goldstein
2017-10-19 20:06 ` Darrick J. Wong
2017-10-20 3:18 ` Amir Goldstein
2017-10-19 19:45 ` Darrick J. Wong
2017-10-21 1:13 ` Allison Henderson
2017-10-19 4:11 ` [PATCH 00/17] Parent Pointers V3 Amir Goldstein
2017-10-20 3:22 ` Amir Goldstein
2017-10-21 1:06 ` Allison Henderson
2017-10-20 22:41 ` Dave Chinner
2017-10-21 7:34 ` Amir Goldstein
2017-10-22 23:27 ` Dave Chinner
2017-10-23 4:30 ` Amir Goldstein
2017-10-23 5:32 ` Dave Chinner
2017-10-23 6:48 ` Amir Goldstein
2017-10-23 8:40 ` Dave Chinner
2017-10-23 9:06 ` Amir Goldstein
2017-10-23 17:14 ` Darrick J. Wong
2017-10-23 19:20 ` Amir Goldstein
-- strict thread matches above, loose matches on Subject: below --
2017-10-06 22:05 [PATCH 00/17] Parent Pointers V2 Allison Henderson
2017-10-06 22:05 ` [PATCH 06/17] xfs: get directory offset when removing directory name Allison Henderson
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