[PATCH v4 0/4] md: Don't clear MD_CLOSING when the raid is about to stop

From: linan666
Date: Fri Jan 26 2024 - 05:10:10 EST


From: Li Nan <linan122@xxxxxxxxxx>

Changes in v4:
- insert 'break;' to avoid fall-through in patch 3.

Changes in v3:
- rename vaires 'did_set_md_closing' in patch 1.
- rename function mddev_set_closing_and_sync_blockdev() in patch 2.
- reorganize conditions in patch 3.
- add a new patch to clean up md_set_readonly().

Changes in v2:
- don't clear MD_CLOSING in md_clean().
- set MD_CLOSING and sync blockdev in array_state_store().

Li Nan (4):
md: Don't clear MD_CLOSING when the raid is about to stop
md: factor out a helper to sync mddev
md: sync blockdev before stopping raid or setting readonly
md: check mddev->pers before calling md_set_readonly()

drivers/md/md.c | 98 ++++++++++++++++++++++++++++++++++---------------
1 file changed, 69 insertions(+), 29 deletions(-)

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2.39.2