From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Brian Foster <bfoster@redhat.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH v2] xfs: remove dfops param from high level dirname calls
Date: Tue, 3 Jul 2018 08:19:35 -0700 [thread overview]
Message-ID: <20180703151935.GU5711@magnolia> (raw)
In-Reply-To: <20180702173738.9431-1-bfoster@redhat.com>
On Mon, Jul 02, 2018 at 01:37:38PM -0400, Brian Foster wrote:
> All callers of the directory create, rename and remove interfaces
> already associate the dfops with the transaction. Drop the dfops
> parameters in these calls in preparation for further cleanups in the
> layers below. This patch does not change behavior.
>
> Signed-off-by: Brian Foster <bfoster@redhat.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
--D
> ---
>
> v2:
> - Move asserts to function start.
>
> fs/xfs/libxfs/xfs_dir2.c | 17 +++++++-------
> fs/xfs/libxfs/xfs_dir2.h | 9 +++-----
> fs/xfs/xfs_inode.c | 50 ++++++++++++++++++----------------------
> fs/xfs/xfs_symlink.c | 2 +-
> 4 files changed, 36 insertions(+), 42 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
> index 59169aff30fe..c98250f0de50 100644
> --- a/fs/xfs/libxfs/xfs_dir2.c
> +++ b/fs/xfs/libxfs/xfs_dir2.c
> @@ -244,7 +244,6 @@ xfs_dir_createname(
> struct xfs_name *name,
> xfs_ino_t inum, /* new entry 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 */
> {
> struct xfs_da_args *args;
> @@ -252,6 +251,8 @@ xfs_dir_createname(
> int v; /* type-checking value */
>
> ASSERT(S_ISDIR(VFS_I(dp)->i_mode));
> + ASSERT(tp->t_dfops || !first);
> +
> if (inum) {
> rval = xfs_dir_ino_validate(tp->t_mountp, inum);
> if (rval)
> @@ -270,11 +271,11 @@ xfs_dir_createname(
> args->hashval = dp->i_mount->m_dirnameops->hashname(name);
> args->inumber = inum;
> args->dp = dp;
> - args->firstblock = first;
> - args->dfops = dfops;
> args->total = total;
> args->whichfork = XFS_DATA_FORK;
> args->trans = tp;
> + args->dfops = tp->t_dfops;
> + args->firstblock = first;
> args->op_flags = XFS_DA_OP_ADDNAME | XFS_DA_OP_OKNOENT;
> if (!inum)
> args->op_flags |= XFS_DA_OP_JUSTCHECK;
> @@ -421,7 +422,6 @@ xfs_dir_removename(
> struct xfs_name *name,
> xfs_ino_t ino,
> 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 */
> {
> struct xfs_da_args *args;
> @@ -429,6 +429,7 @@ xfs_dir_removename(
> int v; /* type-checking value */
>
> ASSERT(S_ISDIR(VFS_I(dp)->i_mode));
> + ASSERT(tp->t_dfops);
> XFS_STATS_INC(dp->i_mount, xs_dir_remove);
>
> args = kmem_zalloc(sizeof(*args), KM_SLEEP | KM_NOFS);
> @@ -443,10 +444,10 @@ xfs_dir_removename(
> args->inumber = ino;
> args->dp = dp;
> args->firstblock = first;
> - args->dfops = dfops;
> args->total = total;
> args->whichfork = XFS_DATA_FORK;
> args->trans = tp;
> + args->dfops = tp->t_dfops;
>
> if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_removename(args);
> @@ -483,7 +484,6 @@ xfs_dir_replace(
> 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 */
> {
> struct xfs_da_args *args;
> @@ -491,6 +491,7 @@ xfs_dir_replace(
> int v; /* type-checking value */
>
> ASSERT(S_ISDIR(VFS_I(dp)->i_mode));
> + ASSERT(tp->t_dfops);
>
> rval = xfs_dir_ino_validate(tp->t_mountp, inum);
> if (rval)
> @@ -508,10 +509,10 @@ xfs_dir_replace(
> args->inumber = inum;
> args->dp = dp;
> args->firstblock = first;
> - args->dfops = dfops;
> args->total = total;
> args->whichfork = XFS_DATA_FORK;
> args->trans = tp;
> + args->dfops = tp->t_dfops;
>
> if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_replace(args);
> @@ -547,7 +548,7 @@ xfs_dir_canenter(
> xfs_inode_t *dp,
> struct xfs_name *name) /* name of entry to add */
> {
> - return xfs_dir_createname(tp, dp, name, 0, NULL, NULL, 0);
> + return xfs_dir_createname(tp, dp, name, 0, NULL, 0);
> }
>
> /*
> diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h
> index ed385316c7dc..f203aebc07ed 100644
> --- a/fs/xfs/libxfs/xfs_dir2.h
> +++ b/fs/xfs/libxfs/xfs_dir2.h
> @@ -118,19 +118,16 @@ extern int xfs_dir_init(struct xfs_trans *tp, struct xfs_inode *dp,
> struct xfs_inode *pdp);
> extern int xfs_dir_createname(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);
> + xfs_fsblock_t *first, xfs_extlen_t tot);
> extern int xfs_dir_lookup(struct xfs_trans *tp, struct xfs_inode *dp,
> struct xfs_name *name, xfs_ino_t *inum,
> struct xfs_name *ci_name);
> 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);
> + xfs_fsblock_t *first, xfs_extlen_t tot);
> 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);
> + xfs_fsblock_t *first, xfs_extlen_t tot);
> extern int xfs_dir_canenter(struct xfs_trans *tp, struct xfs_inode *dp,
> struct xfs_name *name);
>
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index f5649a023d46..e1bc686b70b4 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -1225,8 +1225,8 @@ xfs_create(
> xfs_trans_ijoin(tp, dp, XFS_ILOCK_EXCL);
> unlock_dp_on_error = false;
>
> - error = xfs_dir_createname(tp, dp, name, ip->i_ino,
> - &first_block, &dfops, resblks ?
> + error = xfs_dir_createname(tp, dp, name, ip->i_ino, &first_block,
> + resblks ?
> resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
> if (error) {
> ASSERT(error != -ENOSPC);
> @@ -1464,7 +1464,7 @@ xfs_link(
> }
>
> error = xfs_dir_createname(tp, tdp, target_name, sip->i_ino,
> - &first_block, &dfops, resblks);
> + &first_block, resblks);
> if (error)
> goto error_return;
> xfs_trans_ichgtime(tp, tdp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
> @@ -2659,8 +2659,8 @@ xfs_remove(
>
> xfs_defer_init(&dfops, &first_block);
> tp->t_dfops = &dfops;
> - 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,
> + resblks);
> if (error) {
> ASSERT(error != -ENOENT);
> goto out_bmap_cancel;
> @@ -2748,9 +2748,9 @@ xfs_sort_for_rename(
>
> static int
> xfs_finish_rename(
> - struct xfs_trans *tp,
> - struct xfs_defer_ops *dfops)
> + struct xfs_trans *tp)
> {
> + struct xfs_defer_ops *dfops = tp->t_dfops;
> int error;
>
> /*
> @@ -2784,7 +2784,6 @@ xfs_cross_rename(
> struct xfs_inode *dp2,
> struct xfs_name *name2,
> struct xfs_inode *ip2,
> - struct xfs_defer_ops *dfops,
> xfs_fsblock_t *first_block,
> int spaceres)
> {
> @@ -2794,16 +2793,14 @@ 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,
> + spaceres);
> 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,
> + spaceres);
> if (error)
> goto out_trans_abort;
>
> @@ -2818,7 +2815,7 @@ 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);
> + spaceres);
> if (error)
> goto out_trans_abort;
>
> @@ -2845,7 +2842,7 @@ 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);
> + spaceres);
> if (error)
> goto out_trans_abort;
>
> @@ -2884,10 +2881,10 @@ xfs_cross_rename(
> }
> xfs_trans_ichgtime(tp, dp1, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
> xfs_trans_log_inode(tp, dp1, XFS_ILOG_CORE);
> - return xfs_finish_rename(tp, dfops);
> + return xfs_finish_rename(tp);
>
> out_trans_abort:
> - xfs_defer_cancel(dfops);
> + xfs_defer_cancel(tp->t_dfops);
> xfs_trans_cancel(tp);
> return error;
> }
> @@ -3032,7 +3029,7 @@ xfs_rename(
> if (flags & RENAME_EXCHANGE)
> return xfs_cross_rename(tp, src_dp, src_name, src_ip,
> target_dp, target_name, target_ip,
> - &dfops, &first_block, spaceres);
> + &first_block, spaceres);
>
> /*
> * Set up the target.
> @@ -3054,7 +3051,7 @@ xfs_rename(
> */
> error = xfs_dir_createname(tp, target_dp, target_name,
> src_ip->i_ino, &first_block,
> - &dfops, spaceres);
> + spaceres);
> if (error)
> goto out_bmap_cancel;
>
> @@ -3093,8 +3090,7 @@ 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, spaceres);
> if (error)
> goto out_bmap_cancel;
>
> @@ -3128,8 +3124,8 @@ 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,
> + spaceres);
> ASSERT(error != -EEXIST);
> if (error)
> goto out_bmap_cancel;
> @@ -3168,10 +3164,10 @@ xfs_rename(
> */
> if (wip) {
> error = xfs_dir_replace(tp, src_dp, src_name, wip->i_ino,
> - &first_block, &dfops, spaceres);
> + &first_block, spaceres);
> } else
> error = xfs_dir_removename(tp, src_dp, src_name, src_ip->i_ino,
> - &first_block, &dfops, spaceres);
> + &first_block, spaceres);
> if (error)
> goto out_bmap_cancel;
>
> @@ -3206,7 +3202,7 @@ xfs_rename(
> if (new_parent)
> xfs_trans_log_inode(tp, target_dp, XFS_ILOG_CORE);
>
> - error = xfs_finish_rename(tp, &dfops);
> + error = xfs_finish_rename(tp);
> if (wip)
> IRELE(wip);
> return error;
> diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
> index 44335bdebea2..e347a3db018f 100644
> --- a/fs/xfs/xfs_symlink.c
> +++ b/fs/xfs/xfs_symlink.c
> @@ -339,7 +339,7 @@ xfs_symlink(
> * Create the directory entry for the symlink.
> */
> error = xfs_dir_createname(tp, dp, link_name, ip->i_ino,
> - &first_block, &dfops, resblks);
> + &first_block, resblks);
> if (error)
> goto out_bmap_cancel;
> xfs_trans_ichgtime(tp, dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
> --
> 2.17.1
>
> --
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> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2018-07-03 15:19 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-28 16:36 [PATCH 00/24] xfs: broad enablement of deferred agfl frees Brian Foster
2018-06-28 16:36 ` [PATCH 01/24] xfs: cow unwritten conversion uses uninitialized dfops Brian Foster
2018-07-02 13:43 ` Christoph Hellwig
2018-07-02 17:32 ` Brian Foster
2018-07-03 14:59 ` Darrick J. Wong
2018-07-03 15:10 ` Brian Foster
2018-07-03 15:21 ` Darrick J. Wong
2018-07-03 16:14 ` Brian Foster
2018-07-03 16:35 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 02/24] xfs: rename xfs_trans ->t_agfl_dfops to ->t_dfops Brian Foster
2018-07-02 13:43 ` Christoph Hellwig
2018-07-03 15:36 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 03/24] xfs: remove dfops parameter from ifree call stack Brian Foster
2018-07-02 13:43 ` Christoph Hellwig
2018-07-03 15:36 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 04/24] xfs: remove dfops param from high level dirname calls Brian Foster
2018-07-02 13:45 ` Christoph Hellwig
2018-07-02 17:32 ` Brian Foster
2018-07-02 17:37 ` [PATCH v2] " Brian Foster
2018-07-03 15:19 ` Darrick J. Wong [this message]
2018-06-28 16:36 ` [PATCH 05/24] xfs: use ->t_dfops for recovery of [b|c]ui log items Brian Foster
2018-07-02 13:45 ` Christoph Hellwig
2018-07-02 17:33 ` Brian Foster
2018-07-02 17:38 ` [PATCH v2] " Brian Foster
2018-07-03 15:15 ` Darrick J. Wong
2018-07-03 16:11 ` Brian Foster
2018-07-03 16:17 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 06/24] xfs: use ->t_dfops for attr set/remove operations Brian Foster
2018-07-02 13:46 ` Christoph Hellwig
2018-07-03 20:26 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 07/24] xfs: remove dfops param in attr fork add path Brian Foster
2018-07-02 13:47 ` Christoph Hellwig
2018-07-03 20:27 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 08/24] xfs: use ->t_dfops in extent split tx and remove param Brian Foster
2018-07-02 13:48 ` Christoph Hellwig
2018-07-03 20:30 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 09/24] xfs: replace xfs_da_args->dfops accesses with ->t_dfops and remove Brian Foster
2018-07-02 13:48 ` Christoph Hellwig
2018-07-03 20:38 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 10/24] xfs: use ->t_dfops in dqalloc transaction Brian Foster
2018-07-02 13:49 ` Christoph Hellwig
2018-07-03 19:59 ` Darrick J. Wong
2018-07-03 20:47 ` Brian Foster
2018-06-28 16:36 ` [PATCH 11/24] xfs: use ->t_dfops for all xfs_bmapi_write() callers Brian Foster
2018-07-02 13:49 ` Christoph Hellwig
2018-07-03 20:42 ` Darrick J. Wong
2018-07-03 20:48 ` Brian Foster
2018-06-28 16:36 ` [PATCH 12/24] xfs: remove xfs_bmapi_write() dfops param Brian Foster
2018-07-02 13:50 ` Christoph Hellwig
2018-07-03 20:43 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 13/24] xfs: use ->t_dfops for all xfs_bunmapi() callers Brian Foster
2018-07-02 13:51 ` Christoph Hellwig
2018-07-03 20:55 ` Darrick J. Wong
2018-07-03 21:16 ` Brian Foster
2018-06-28 16:36 ` [PATCH 14/24] xfs: remove xfs_bunmapi() dfops param Brian Foster
2018-07-02 13:52 ` Christoph Hellwig
2018-07-03 20:59 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 15/24] xfs: remove xfs_bmapi_remap() " Brian Foster
2018-07-02 13:52 ` Christoph Hellwig
2018-07-03 21:02 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 16/24] xfs: remove struct xfs_bmalloca dfops field Brian Foster
2018-07-02 13:52 ` Christoph Hellwig
2018-07-03 21:02 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 17/24] xfs: use ->t_dfops for collapse/insert range operations Brian Foster
2018-07-02 13:53 ` Christoph Hellwig
2018-07-03 21:03 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 18/24] xfs: remove dfops param from internal bmap extent helpers Brian Foster
2018-07-02 13:53 ` Christoph Hellwig
2018-07-03 21:07 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 19/24] xfs: remove xfs_btree_cur bmbt dfops field Brian Foster
2018-07-02 13:53 ` Christoph Hellwig
2018-07-03 21:07 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 20/24] xfs: remove unused btree cursor bc_private.a.dfops field Brian Foster
2018-07-02 13:54 ` Christoph Hellwig
2018-07-03 21:09 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 21/24] xfs: use ->t_dfops for rmap extent swap operations Brian Foster
2018-07-02 13:54 ` Christoph Hellwig
2018-07-03 21:22 ` Darrick J. Wong
2018-07-03 21:56 ` Brian Foster
2018-06-28 16:36 ` [PATCH 22/24] xfs: use ->t_dfops in cancel cow blocks operation Brian Foster
2018-07-02 13:55 ` Christoph Hellwig
2018-07-03 21:25 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 23/24] xfs: use ->t_dfops in reflink cow recover path Brian Foster
2018-07-02 13:55 ` Christoph Hellwig
2018-07-03 21:25 ` Darrick J. Wong
2018-06-28 16:36 ` [PATCH 24/24] xfs: refactor dfops init to attach to transaction Brian Foster
2018-07-02 13:55 ` Christoph Hellwig
2018-07-03 21:26 ` Darrick J. Wong
2018-07-02 14:51 ` [PATCH 00/24] xfs: broad enablement of deferred agfl frees Christoph Hellwig
2018-07-02 17:40 ` Brian Foster
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