2 files changed, 5 insertions, 0 deletions

diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 6d7a3d0c8f88..cd6a184536a1 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -774,6 +774,8 @@ static int do_suspend(struct dm_ioctl *param)
 
         if (param->flags & DM_SKIP_LOCKFS_FLAG)
                 suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
+        if (param->flags & DM_NOFLUSH_FLAG)
+                suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
 
         if (!dm_suspended(md))
                 r = dm_suspend(md, suspend_flags);
@@ -815,6 +817,8 @@ static int do_resume(struct dm_ioctl *param)
                 /* Suspend if it isn't already suspended */
                 if (param->flags & DM_SKIP_LOCKFS_FLAG)
                         suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
+                if (param->flags & DM_NOFLUSH_FLAG)
+                        suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
                 if (!dm_suspended(md))
                         dm_suspend(md, suspend_flags);
 
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index 293d5ce62a21..c307ca9a4c33 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -47,6 +47,7 @@
  * Suspend feature flags
  */
 #define DM_SUSPEND_LOCKFS_FLAG          (1 << 0)
+#define DM_SUSPEND_NOFLUSH_FLAG         (1 << 1)
 
 /*
  * List of devices that a metadevice uses and should open/close.