From: Yu Kuai <yukuai3@xxxxxxxxxx>
mddev_create/destroy_serial_pool() will be called from state_store() if
user write 'writemostly'/'-writemostly', and mddev_suspend() will be
called later.
Prepare to remove the mddev_suspend() from
mddev_create/destroy_serial_pool().
Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
---
drivers/md/md.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 43bd7274b705..305694b67fd7 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3055,11 +3055,11 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
}
} else if (cmd_match(buf, "writemostly")) {
set_bit(WriteMostly, &rdev->flags);
- mddev_create_serial_pool(rdev->mddev, rdev, false);
+ mddev_create_serial_pool(rdev->mddev, rdev, true);
need_update_sb = true;
err = 0;
} else if (cmd_match(buf, "-writemostly")) {
- mddev_destroy_serial_pool(rdev->mddev, rdev, false);
+ mddev_destroy_serial_pool(rdev->mddev, rdev, true);
clear_bit(WriteMostly, &rdev->flags);
need_update_sb = true;
err = 0;
@@ -3683,7 +3683,9 @@ rdev_attr_store(struct kobject *kobj, struct attribute *attr,
if (entry->store == state_store) {
if (cmd_match(page, "remove"))
kn = sysfs_break_active_protection(kobj, attr);
- if (cmd_match(page, "remove") || cmd_match(page, "re-add")) {
+ if (cmd_match(page, "remove") || cmd_match(page, "re-add") ||
+ cmd_match(page, "writemostly") ||
+ cmd_match(page, "-writemostly")) {
__mddev_suspend(mddev);
suspended = true;
}
--
2.39.2
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