1 files changed, 4 insertions, 3 deletions

diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h
index 9c8907ca60a7..63df898fe2e9 100644
--- a/include/linux/raid/bitmap.h
+++ b/include/linux/raid/bitmap.h
@@ -140,6 +140,7 @@ typedef __u16 bitmap_counter_t;
 enum bitmap_state {
         BITMAP_ACTIVE = 0x001, /* the bitmap is in use */
         BITMAP_STALE  = 0x002,  /* the bitmap file is out of date or had -EIO */
+        BITMAP_WRITE_ERROR = 0x004, /* A write error has occurred */
         BITMAP_HOSTENDIAN = 0x8000,
 };
 
@@ -244,9 +245,9 @@ struct bitmap {
         unsigned long daemon_lastrun; /* jiffies of last run */
         unsigned long daemon_sleep; /* how many seconds between updates? */
 
-        spinlock_t write_lock;
-        struct list_head complete_pages;
-        mempool_t *write_pool;
+        atomic_t pending_writes; /* pending writes to the bitmap file */
+        wait_queue_head_t write_wait;
+
 };
 
 /* the bitmap API */