md/raid5: add some more fields to stripe_head_state

Adding these three fields will allow more common code to be moved
to handle_stripe()

struct field rearrangement by Namhyung Kim.

Signed-off-by: NeilBrown <neilb@suse.de>
Reviewed-by: Namhyung Kim <namhyung@gmail.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 05ac5cde3707..68c500af1108 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -243,8 +243,12 @@ struct stripe_head_state {
         int locked, uptodate, to_read, to_write, failed, written;
         int to_fill, compute, req_compute, non_overwrite;
         int failed_num[2];
-        unsigned long ops_request;
         int p_failed, q_failed;
+        int dec_preread_active;
+        unsigned long ops_request;
+
+        struct bio *return_bi;
+        mdk_rdev_t *blocked_rdev;
 };
 
 /* Flags */