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-rw-r--r--drivers/md/raid1.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index cbfdf1a..5fc4ca1 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -94,7 +94,9 @@ struct r1bio_s {
int read_disk;
struct list_head retry_list;
- struct bitmap_update *bitmap_update;
+ /* Next two are only valid when R1BIO_BehindIO is set */
+ struct page **behind_pages;
+ int behind_page_count;
/*
* if the IO is in WRITE direction, then multiple bios are used.
* We choose the number when they are allocated.