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-rw-r--r--drivers/md/md.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 0a0d7c2..0bc10cc 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -795,7 +795,7 @@ static void bi_complete(struct bio *bio, int error)
}
int sync_page_io(mdk_rdev_t *rdev, sector_t sector, int size,
- struct page *page, int rw)
+ struct page *page, int rw, bool metadata_op)
{
struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, rdev->mddev);
struct completion event;
@@ -804,7 +804,10 @@ int sync_page_io(mdk_rdev_t *rdev, sector_t sector, int size,
rw |= REQ_SYNC | REQ_UNPLUG;
bio->bi_bdev = rdev->bdev;
- bio->bi_sector = sector;
+ if (metadata_op)
+ bio->bi_sector = sector + rdev->sb_start;
+ else
+ bio->bi_sector = sector + rdev->data_offset;
bio_add_page(bio, page, size, 0);
init_completion(&event);
bio->bi_private = &event;
@@ -829,7 +832,7 @@ static int read_disk_sb(mdk_rdev_t * rdev, int size)
return 0;
- if (!sync_page_io(rdev, rdev->sb_start, size, rdev->sb_page, READ))
+ if (!sync_page_io(rdev, 0, size, rdev->sb_page, READ, true))
goto fail;
rdev->sb_loaded = 1;
return 0;