Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2:
  ocfs2/net: Use wait_event() in o2net_send_message_vec()
  ocfs2: Adjust rightmost path in ocfs2_add_branch.
  ocfs2: fdatasync should skip unimportant metadata writeout
  ocfs2: Remove redundant gotos in ocfs2_mount_volume()
  ocfs2: Add statistics for the checksum and ecc operations.
  ocfs2 patch to track delayed orphan scan timer statistics
  ocfs2: timer to queue scan of all orphan slots
  ocfs2: Correct ordering of ip_alloc_sem and localloc locks for directories
  ocfs2: Fix possible deadlock in quota recovery
  ocfs2: Fix possible deadlock with quotas in ocfs2_setattr()
  ocfs2: Fix lock inversion in ocfs2_local_read_info()
  ocfs2: Fix possible deadlock in ocfs2_global_read_dquot()
  ocfs2: update comments in masklog.h
  ocfs2: Don't printk the error when listing too many xattrs.

1 files changed, 11 insertions, 0 deletions

diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index e1fd5721cd7f..31b90d7b8f51 100644
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -62,6 +62,14 @@ struct ocfs2_qinfo_lvb {
         __be32  lvb_free_entry;
 };
 
+#define OCFS2_ORPHAN_LVB_VERSION 1
+
+struct ocfs2_orphan_scan_lvb {
+        __u8    lvb_version;
+        __u8    lvb_reserved[3];
+        __be32  lvb_os_seqno;
+};
+
 /* ocfs2_inode_lock_full() 'arg_flags' flags */
 /* don't wait on recovery. */
 #define OCFS2_META_LOCK_RECOVERY        (0x01)
@@ -113,6 +121,9 @@ int ocfs2_super_lock(struct ocfs2_super *osb,
                      int ex);
 void ocfs2_super_unlock(struct ocfs2_super *osb,
                         int ex);
+int ocfs2_orphan_scan_lock(struct ocfs2_super *osb, u32 *seqno, int ex);
+void ocfs2_orphan_scan_unlock(struct ocfs2_super *osb, u32 seqno, int ex);
+
 int ocfs2_rename_lock(struct ocfs2_super *osb);
 void ocfs2_rename_unlock(struct ocfs2_super *osb);
 int ocfs2_nfs_sync_lock(struct ocfs2_super *osb, int ex);