1 files changed, 14 insertions, 3 deletions

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 356a6e5b4415..79c69ebb0653 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -832,6 +832,7 @@ enum {
         BITMAP_IO_QUEUED,       /* Started bitmap IO */
         GO_DISKLESS,            /* Disk is being detached, on io-error or admin request. */
         WAS_IO_ERROR,           /* Local disk failed returned IO error */
+        FORCE_DETACH,           /* Force-detach from local disk, aborting any pending local IO */
         RESYNC_AFTER_NEG,       /* Resync after online grow after the attach&negotiate finished. */
         NET_CONGESTED,          /* The data socket is congested */
 
@@ -1838,12 +1839,20 @@ static inline int drbd_request_state(struct drbd_conf *mdev,
         return _drbd_request_state(mdev, mask, val, CS_VERBOSE + CS_ORDERED);
 }
 
+enum drbd_force_detach_flags {
+        DRBD_IO_ERROR,
+        DRBD_META_IO_ERROR,
+        DRBD_FORCE_DETACH,
+};
+
 #define __drbd_chk_io_error(m,f) __drbd_chk_io_error_(m,f, __func__)
-static inline void __drbd_chk_io_error_(struct drbd_conf *mdev, int forcedetach, const char *where)
+static inline void __drbd_chk_io_error_(struct drbd_conf *mdev,
+                enum drbd_force_detach_flags forcedetach,
+                const char *where)
 {
         switch (mdev->ldev->dc.on_io_error) {
         case EP_PASS_ON:
-                if (!forcedetach) {
+                if (forcedetach == DRBD_IO_ERROR) {
                         if (__ratelimit(&drbd_ratelimit_state))
                                 dev_err(DEV, "Local IO failed in %s.\n", where);
                         if (mdev->state.disk > D_INCONSISTENT)
@@ -1854,6 +1863,8 @@ static inline void __drbd_chk_io_error_(struct drbd_conf *mdev, int forcedetach,
         case EP_DETACH:
         case EP_CALL_HELPER:
                 set_bit(WAS_IO_ERROR, &mdev->flags);
+                if (forcedetach == DRBD_FORCE_DETACH)
+                        set_bit(FORCE_DETACH, &mdev->flags);
                 if (mdev->state.disk > D_FAILED) {
                         _drbd_set_state(_NS(mdev, disk, D_FAILED), CS_HARD, NULL);
                         dev_err(DEV,
@@ -1873,7 +1884,7 @@ static inline void __drbd_chk_io_error_(struct drbd_conf *mdev, int forcedetach,
  */
 #define drbd_chk_io_error(m,e,f) drbd_chk_io_error_(m,e,f, __func__)
 static inline void drbd_chk_io_error_(struct drbd_conf *mdev,
-        int error, int forcedetach, const char *where)
+        int error, enum drbd_force_detach_flags forcedetach, const char *where)
 {
         if (error) {
                 unsigned long flags;