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From: Allison Henderson <allison.henderson@oracle.com>
To: linux-xfs@vger.kernel.org
Cc: Allison Henderson <allison.henderson@oracle.com>
Subject: [PATCH 03/17] Add xfs_attr_set_defered and xfs_attr_remove_defered
Date: Fri,  6 Oct 2017 15:05:34 -0700	[thread overview]
Message-ID: <1507327548-3221-4-git-send-email-allison.henderson@oracle.com> (raw)
In-Reply-To: <1507327548-3221-1-git-send-email-allison.henderson@oracle.com>

Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
---
:100644 100644 5325ec2... 5c9b604... M	fs/xfs/libxfs/xfs_attr.c
:100644 100644 06c4081... 67b0fbf... M	fs/xfs/xfs_attr.h
 fs/xfs/libxfs/xfs_attr.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++
 fs/xfs/xfs_attr.h        |  5 +++++
 2 files changed, 63 insertions(+)

diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 5325ec2..5c9b604 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -458,6 +458,37 @@ xfs_attr_set(
 	return error;
 }
 
+int
+xfs_attr_set_defered(
+	struct xfs_inode	*dp,
+	struct xfs_defer_ops    *dfops,
+	const unsigned char	*name,
+	int			namelen,
+	unsigned char		*value,
+	int			valuelen,
+	int			flags)
+{
+
+	struct xfs_attr_item     *new;
+
+	ASSERT(name != NULL);
+	ASSERT(value != NULL);
+
+	new = kmem_alloc(sizeof(struct xfs_attr_item), KM_SLEEP);
+	memset(new, 0, sizeof(struct xfs_attr_item));
+	new->xattri_ino = dp->i_ino;
+	new->xattri_op_flags = ATTR_OP_FLAGS_SET;
+	new->xattri_name_len = namelen;
+	new->xattri_nameval_len = namelen + valuelen;
+	new->xattri_flags = flags;
+	memcpy(new->xattri_nameval, name, namelen);
+	memcpy(&new->xattri_nameval[namelen], value, valuelen);
+
+	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);
+
+	return 0;
+}
+
 /*
  * Generic handler routine to remove a name from an attribute list.
  * Transitions attribute list from Btree to shortform as necessary.
@@ -531,6 +562,33 @@ xfs_attr_remove(
 	return error;
 }
 
+int
+xfs_attr_remove_defered(
+	struct xfs_inode        *dp,
+	struct xfs_defer_ops    *dfops,
+	const unsigned char     *name,
+	int			namelen,
+	int                     flags)
+{
+
+	struct xfs_attr_item     *new;
+
+	ASSERT(name != NULL);
+
+	new = kmem_alloc(sizeof(struct xfs_attr_item), KM_SLEEP);
+	memset(new, 0, sizeof(struct xfs_attr_item));
+	new->xattri_ino = dp->i_ino;
+	new->xattri_op_flags = ATTR_OP_FLAGS_REMOVE;
+	new->xattri_name_len = namelen;
+	new->xattri_nameval_len = namelen;
+	new->xattri_flags = flags;
+	memcpy(new->xattri_nameval, name, namelen);
+
+	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);
+
+	return 0;
+}
+
 /*========================================================================
  * External routines when attribute list is inside the inode
  *========================================================================*/
diff --git a/fs/xfs/xfs_attr.h b/fs/xfs/xfs_attr.h
index 06c4081..67b0fbf 100644
--- a/fs/xfs/xfs_attr.h
+++ b/fs/xfs/xfs_attr.h
@@ -176,5 +176,10 @@ int xfs_attr_list(struct xfs_inode *dp, char *buffer, int bufsize,
 int xfs_attr_args_init(struct xfs_da_args *args, struct xfs_inode *dp,
 		       const unsigned char *name, int flags);
 int xfs_attr_calc_size(struct xfs_da_args *args, int *local);
+int xfs_attr_set_defered(struct xfs_inode *dp, struct xfs_defer_ops *dfops,
+			 const unsigned char *name, int name_len,
+			 unsigned char *value, int valuelen, int flags);
+int xfs_attr_remove_defered(struct xfs_inode *dp, struct xfs_defer_ops *dfops,
+			    const unsigned char *name, int namelen, int flags);
 
 #endif	/* __XFS_ATTR_H__ */
-- 
2.7.4


  parent reply	other threads:[~2017-10-06 22:08 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-06 22:05 [PATCH 00/17] Parent Pointers V2 Allison Henderson
2017-10-06 22:05 ` [PATCH 01/17] Add helper functions xfs_attr_set_args and xfs_attr_remove_args Allison Henderson
2017-10-06 22:05 ` [PATCH 02/17] Set up infastructure for deferred attribute operations Allison Henderson
2017-10-09  4:20   ` Dave Chinner
2017-10-09 21:25     ` Allison Henderson
2017-10-09 22:51       ` Allison Henderson
2017-10-09 23:27         ` Dave Chinner
2017-10-06 22:05 ` Allison Henderson [this message]
2017-10-12  4:38   ` [PATCH 03/17] Add xfs_attr_set_defered and xfs_attr_remove_defered Darrick J. Wong
2017-10-06 22:05 ` [PATCH 04/17] Remove all strlen calls in all xfs_attr_* functions for attr names Allison Henderson
2017-10-06 22:05 ` [PATCH 05/17] xfs: get directory offset when adding directory name Allison Henderson
2017-10-06 22:05 ` [PATCH 06/17] xfs: get directory offset when removing " Allison Henderson
2017-10-06 22:05 ` [PATCH 07/17] xfs: get directory offset when replacing a " Allison Henderson
2017-10-06 22:05 ` [PATCH 08/17] xfs: add parent pointer support to attribute code Allison Henderson
2017-10-06 22:05 ` [PATCH 09/17] xfs: define parent pointer xattr format Allison Henderson
2017-10-06 22:05 ` [PATCH 10/17] :xfs: extent transaction reservations for parent attributes Allison Henderson
2017-10-06 22:05 ` [PATCH 11/17] Add the extra space requirements for parent pointer attributes when calculating the minimum log size during mkfs Allison Henderson
2017-10-06 22:05 ` [PATCH 12/17] xfs: parent pointer attribute creation Allison Henderson
2017-10-06 22:05 ` [PATCH 13/17] xfs: add parent attributes to link Allison Henderson
2017-10-06 22:05 ` [PATCH 14/17] xfs: remove parent pointers in unlink Allison Henderson
2017-10-06 22:05 ` [PATCH 15/17] xfs_bmap_add_attrfork(): re-add error handling from set_attrforkoff() call Allison Henderson
2017-10-06 22:05 ` [PATCH 16/17] Add parent pointers to rename Allison Henderson
2017-10-06 22:05 ` [PATCH 17/17] Add the parent pointer support to the superblock version 5 Allison Henderson
2017-10-18 22:55 [PATCH 00/17] Parent Pointers V3 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

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