[PATCH -next 23/29] md: use new apis to suspend array in backlog_store()
From: Yu Kuai <hidden>
Date: 2023-08-03 13:35:29
Also in:
lkml
Subsystem:
software raid (multiple disks) support, the rest · Maintainers:
Song Liu, Yu Kuai, Linus Torvalds
From: Yu Kuai <redacted> mddev_create/destroy_serial_pool() will be called from backlog_store(), and mddev_suspend() will be called later. Prepare to remove the mddev_suspend() from mddev_create/destroy_serial_pool(). Signed-off-by: Yu Kuai <redacted> --- drivers/md/md-bitmap.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c
index 7d21e2a5b06e..b3d701c5c461 100644
--- a/drivers/md/md-bitmap.c
+++ b/drivers/md/md-bitmap.c@@ -2537,7 +2537,7 @@ backlog_store(struct mddev *mddev, const char *buf, size_t len) if (backlog > COUNTER_MAX) return -EINVAL; - rv = mddev_lock(mddev); + rv = mddev_suspend_and_lock(mddev); if (rv) return rv;
@@ -2562,16 +2562,16 @@ backlog_store(struct mddev *mddev, const char *buf, size_t len) if (!backlog && mddev->serial_info_pool) { /* serial_info_pool is not needed if backlog is zero */ if (!mddev->serialize_policy) - mddev_destroy_serial_pool(mddev, NULL, false); + mddev_destroy_serial_pool(mddev, NULL, true); } else if (backlog && !mddev->serial_info_pool) { /* serial_info_pool is needed since backlog is not zero */ rdev_for_each(rdev, mddev) - mddev_create_serial_pool(mddev, rdev, false); + mddev_create_serial_pool(mddev, rdev, true); } if (old_mwb != backlog) md_bitmap_update_sb(mddev->bitmap); - mddev_unlock(mddev); + mddev_unlock_and_resume(mddev); return len; }
--
2.39.2