md: add a new mddev field 'bitmap_id'
authorYu Kuai <yukuai3@huawei.com>
Fri, 29 Aug 2025 08:04:19 +0000 (16:04 +0800)
committerYu Kuai <yukuai3@huawei.com>
Sat, 6 Sep 2025 09:18:48 +0000 (17:18 +0800)
commit300bffa870c5dfaae87c169b1d5edc9c285a81a6
tree00960b1bb6c35e0b2e571f4a36cc5dd9128bd7d7
parentac9dad8faaa7b2a7c7c6de0017f2d7d54525d33c
md: add a new mddev field 'bitmap_id'

Prepare to store the bitmap id selected by user, also refactor
mddev_set_bitmap_ops a bit in case the value is invalid.

Link: https://lore.kernel.org/linux-raid/20250829080426.1441678-5-yukuai1@huaweicloud.com
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Li Nan <linan122@huawei.com>
Reviewed-by: Xiao Ni <xni@redhat.com>
drivers/md/md.c
drivers/md/md.h