From: Yu Kuai yukuai3@huawei.com
commit 0c984a283a3ea3f10bebecd6c57c1d41b2e4f518 upstream.
This callback will be used in raid5 to convert io ranges from array to bitmap.
Signed-off-by: Yu Kuai yukuai3@huawei.com Reviewed-by: Xiao Ni xni@redhat.com Link: https://lore.kernel.org/r/20250109015145.158868-4-yukuai1@huaweicloud.com Signed-off-by: Song Liu song@kernel.org --- drivers/md/md.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/md/md.h b/drivers/md/md.h index 7c9c13abd7ca..f395f4562bb9 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -661,6 +661,9 @@ struct md_personality void *(*takeover) (struct mddev *mddev); /* Changes the consistency policy of an active array. */ int (*change_consistency_policy)(struct mddev *mddev, const char *buf); + /* convert io ranges from array to bitmap */ + void (*bitmap_sector)(struct mddev *mddev, sector_t *offset, + unsigned long *sectors); };
struct md_sysfs_entry {