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| author | Anand Jain <anand.jain@oracle.com> | 2019-04-12 10:02:58 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2019-04-29 19:02:44 +0200 |
| commit | 04e6863b19c72279bcbeffa26d85d649ab9c8205 (patch) | |
| tree | 9b8c3dead2ef66371726b7b16a155d2903ff3218 /fs/btrfs/props.c | |
| parent | btrfs: remove redundant readonly root check in btrfs_setxattr_trans (diff) | |
| download | linux-04e6863b19c72279bcbeffa26d85d649ab9c8205.tar.xz linux-04e6863b19c72279bcbeffa26d85d649ab9c8205.zip | |
btrfs: split btrfs_setxattr calls regarding transaction
When the caller has already created the transaction handle,
btrfs_setxattr() will use it. Also adds assert in btrfs_setxattr().
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/props.c')
| -rw-r--r-- | fs/btrfs/props.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c index 61ced0ebb5ba..a73c1bdc7b05 100644 --- a/fs/btrfs/props.c +++ b/fs/btrfs/props.c @@ -70,8 +70,13 @@ static int btrfs_set_prop(struct btrfs_trans_handle *trans, struct inode *inode, return -EINVAL; if (value_len == 0) { - ret = btrfs_setxattr_trans(trans, inode, handler->xattr_name, - NULL, 0, flags); + if (trans) + ret = btrfs_setxattr(trans, inode, handler->xattr_name, + NULL, 0, flags); + else + ret = btrfs_setxattr_trans(NULL, inode, + handler->xattr_name, NULL, 0, + flags); if (ret) return ret; @@ -84,14 +89,23 @@ static int btrfs_set_prop(struct btrfs_trans_handle *trans, struct inode *inode, ret = handler->validate(value, value_len); if (ret) return ret; - ret = btrfs_setxattr_trans(trans, inode, handler->xattr_name, - value, value_len, flags); + if (trans) + ret = btrfs_setxattr(trans, inode, handler->xattr_name, value, + value_len, flags); + else + ret = btrfs_setxattr_trans(NULL, inode, handler->xattr_name, + value, value_len, flags); + if (ret) return ret; ret = handler->apply(inode, value, value_len); if (ret) { - btrfs_setxattr_trans(trans, inode, handler->xattr_name, - NULL, 0, flags); + if (trans) + btrfs_setxattr(trans, inode, handler->xattr_name, NULL, + 0, flags); + else + btrfs_setxattr_trans(NULL, inode, handler->xattr_name, + NULL, 0, flags); return ret; } @@ -358,13 +372,13 @@ static int inherit_props(struct btrfs_trans_handle *trans, if (ret) return ret; - ret = btrfs_setxattr_trans(trans, inode, h->xattr_name, value, - strlen(value), 0); + ret = btrfs_setxattr(trans, inode, h->xattr_name, value, + strlen(value), 0); if (!ret) { ret = h->apply(inode, value, strlen(value)); if (ret) - btrfs_setxattr_trans(trans, inode, h->xattr_name, - NULL, 0, 0); + btrfs_setxattr(trans, inode, h->xattr_name, + NULL, 0, 0); else set_bit(BTRFS_INODE_HAS_PROPS, &BTRFS_I(inode)->runtime_flags); |