diff options
| author | NeilBrown <neilb@suse.de> | 2012-05-21 09:28:32 +1000 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2012-05-21 09:28:32 +1000 |
| commit | 1fdd6fc92f330b81604c9a4f892f713775a9751a (patch) | |
| tree | fb0249d6891e04cfe7c82e850d86361879fec377 /drivers/md | |
| parent | 5cf00fcd3c98d2eafb58ac7a649bbdb9dbc4902b (diff) | |
md: teach sync_page_io about new_data_offset.
Some code in raid1 and raid10 use sync_page_io to
read/write pages when responding to read errors.
As we will shortly support changing data_offset for
raid10, this function must understand new_data_offset.
So add that understanding.
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/md.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 9fa98fc74b05..c6b8d9fd0b04 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -888,6 +888,10 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size, rdev->meta_bdev : rdev->bdev; if (metadata_op) bio->bi_sector = sector + rdev->sb_start; + else if (rdev->mddev->reshape_position != MaxSector && + (rdev->mddev->reshape_backwards == + (sector >= rdev->mddev->reshape_position))) + bio->bi_sector = sector + rdev->new_data_offset; else bio->bi_sector = sector + rdev->data_offset; bio_add_page(bio, page, size, 0); |