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authorDarrick J. Wong <djwong@kernel.org>2024-04-22 19:48:07 +0300
committerDarrick J. Wong <djwong@kernel.org>2024-04-23 17:47:03 +0300
commitbf61c36a45d4c215994699a7a06a00c58d22e8a2 (patch)
treea4de94d1c99f4ca929e9deb615304db0431099db
parente7420e75ef04787bc51688fc9bbca7da4d164a1e (diff)
downloadlinux-bf61c36a45d4c215994699a7a06a00c58d22e8a2.tar.xz
xfs: make the reserved block permission flag explicit in xfs_attr_set
Make the use of reserved blocks an explicit parameter to xfs_attr_set. Userspace setting XFS_ATTR_ROOT attrs should continue to be able to use it, but for online repairs we can back out and therefore do not care. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
-rw-r--r--fs/xfs/libxfs/xfs_attr.c6
-rw-r--r--fs/xfs/libxfs/xfs_attr.h2
-rw-r--r--fs/xfs/scrub/attr_repair.c2
-rw-r--r--fs/xfs/xfs_xattr.c2
4 files changed, 6 insertions, 6 deletions
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index df8418671c37..c98145596f02 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -952,7 +952,7 @@ xfs_attr_lookup(
* Make a change to the xattr structure.
*
* The caller must have initialized @args, attached dquots, and must not hold
- * any ILOCKs.
+ * any ILOCKs. Reserved data blocks may be used if @rsvd is set.
*
* Returns -EEXIST for XFS_ATTRUPDATE_CREATE if the name already exists.
* Returns -ENOATTR for XFS_ATTRUPDATE_REMOVE if the name does not exist.
@@ -961,12 +961,12 @@ xfs_attr_lookup(
int
xfs_attr_set(
struct xfs_da_args *args,
- enum xfs_attr_update op)
+ enum xfs_attr_update op,
+ bool rsvd)
{
struct xfs_inode *dp = args->dp;
struct xfs_mount *mp = dp->i_mount;
struct xfs_trans_res tres;
- bool rsvd = (args->attr_filter & XFS_ATTR_ROOT);
int error, local;
int rmt_blks = 0;
unsigned int total;
diff --git a/fs/xfs/libxfs/xfs_attr.h b/fs/xfs/libxfs/xfs_attr.h
index d12583dd7eec..43dee4cbaab2 100644
--- a/fs/xfs/libxfs/xfs_attr.h
+++ b/fs/xfs/libxfs/xfs_attr.h
@@ -558,7 +558,7 @@ enum xfs_attr_update {
XFS_ATTRUPDATE_REPLACE, /* set value, fail if attr does not exist */
};
-int xfs_attr_set(struct xfs_da_args *args, enum xfs_attr_update op);
+int xfs_attr_set(struct xfs_da_args *args, enum xfs_attr_update op, bool rsvd);
int xfs_attr_set_iter(struct xfs_attr_intent *attr);
int xfs_attr_remove_iter(struct xfs_attr_intent *attr);
bool xfs_attr_check_namespace(unsigned int attr_flags);
diff --git a/fs/xfs/scrub/attr_repair.c b/fs/xfs/scrub/attr_repair.c
index 67c0ec0d1dbb..cbcc446d5119 100644
--- a/fs/xfs/scrub/attr_repair.c
+++ b/fs/xfs/scrub/attr_repair.c
@@ -606,7 +606,7 @@ xrep_xattr_insert_rec(
* already exists, we'll just drop it during the rebuild.
*/
xfs_attr_sethash(&args);
- error = xfs_attr_set(&args, XFS_ATTRUPDATE_CREATE);
+ error = xfs_attr_set(&args, XFS_ATTRUPDATE_CREATE, false);
if (error == -EEXIST)
error = 0;
diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index bbdbe9026658..ab3d22f662f2 100644
--- a/fs/xfs/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c
@@ -110,7 +110,7 @@ xfs_attr_change(
args->whichfork = XFS_ATTR_FORK;
xfs_attr_sethash(args);
- return xfs_attr_set(args, op);
+ return xfs_attr_set(args, op, args->attr_filter & XFS_ATTR_ROOT);
}