1 files changed, 4 insertions, 0 deletions

diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 0bca2d422719..76ad74758696 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -66,6 +66,7 @@ struct xfs_bmbt_irec;
 struct xfs_bmap_free;
 struct xfs_extdelta;
 struct xfs_swapext;
+struct xfs_mru_cache;
 
 extern struct bhv_vfsops xfs_vfsops;
 extern struct bhv_vnodeops xfs_vnodeops;
@@ -424,6 +425,7 @@ typedef struct xfs_mount {
         struct notifier_block   m_icsb_notifier; /* hotplug cpu notifier */
         struct mutex            m_icsb_mutex;   /* balancer sync lock */
 #endif
+        struct xfs_mru_cache    *m_filestream;  /* per-mount filestream data */
 } xfs_mount_t;
 
 /*
@@ -463,6 +465,8 @@ typedef struct xfs_mount {
                                                  * I/O size in stat() */
 #define XFS_MOUNT_NO_PERCPU_SB  (1ULL << 23)    /* don't use per-cpu superblock
                                                    counters */
+#define XFS_MOUNT_FILESTREAMS   (1ULL << 24)    /* enable the filestreams
+                                                   allocator */
 
 
 /*