Generic extended attributes on the inode are set using
btrfs_xattr_handler_set(), and the required transaction for this update
is started by btrfs_setxattr(). For better granulation of the
transaction start and end, do this in btrfs_xattr_handler_set().
Suggested-by: David Sterba <dsterba@xxxxxxxx>
Signed-off-by: Anand Jain <anand.jain@xxxxxxxxxx>
---
v4: born
fs/btrfs/xattr.c | 23 ++++++++++++++++++++++-
1 file changed, 22 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index 69126d5b4d62..8e301a1ae304 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -369,8 +369,29 @@ static int btrfs_xattr_handler_set(const struct xattr_handler *handler,
const char *name, const void *buffer,
size_t size, int flags)
{
+ int ret;
+ struct btrfs_trans_handle *trans;
+ struct btrfs_root *root = BTRFS_I(inode)->root;
+
name = xattr_full_name(handler, name);
- return btrfs_setxattr(NULL, inode, name, buffer, size, flags);
+
+ trans = btrfs_start_transaction(root, 2);
+ if (IS_ERR(trans))
+ return PTR_ERR(trans);
+
+ ret = btrfs_setxattr(trans, inode, name, buffer, size, flags);
+
+ if (!ret) {
+ inode_inc_iversion(inode);
+ inode->i_ctime = current_time(inode);
+ set_bit(BTRFS_INODE_COPY_EVERYTHING, &BTRFS_I(inode)->runtime_flags);
+ ret = btrfs_update_inode(trans, root, inode);
+ ASSERT(!ret);
+ }
+
+ btrfs_end_transaction(trans);
+
+ return ret;
}
static int btrfs_xattr_handler_set_prop(const struct xattr_handler *handler,
--
1.8.3.1
