[PATCH 02/10] block: assert the locking state in delete_partition
From: Christoph Hellwig <hch@lst.de>
Date: 2021-07-24 07:14:10
Also in:
linux-btrfs
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
Add a lockdep assert instead of the outdated locking comment. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Chaitanya Kulkarni <redacted> Reviewed-by: Ming Lei <redacted> --- block/partitions/core.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/block/partitions/core.c b/block/partitions/core.c
index 4230d4f71879..9902b1635b7d 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c@@ -281,12 +281,10 @@ struct device_type part_type = { .uevent = part_uevent, }; -/* - * Must be called either with open_mutex held, before a disk can be opened or - * after all disk users are gone. - */ static void delete_partition(struct block_device *part) { + lockdep_assert_held(&part->bd_disk->open_mutex); + fsync_bdev(part); __invalidate_device(part, true);
--
2.30.2