From: David Sterba Date: Fri, 16 Mar 2018 01:21:22 +0000 (+0100) Subject: btrfs: use lockdep_assert_held for mutexes X-Git-Tag: v5.15~9135^2~7 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=a32bf9a30201f13097428a3327c7c67f678c760c;p=mirror_ubuntu-kernels.git btrfs: use lockdep_assert_held for mutexes Using lockdep_assert_held is preferred, replace mutex_is_locked. Signed-off-by: David Sterba --- diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 72f6c03445b6..f30548d7e0d2 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -4545,7 +4545,7 @@ void check_system_chunk(struct btrfs_trans_handle *trans, * Needed because we can end up allocating a system chunk and for an * atomic and race free space reservation in the chunk block reserve. */ - ASSERT(mutex_is_locked(&fs_info->chunk_mutex)); + lockdep_assert_held(&fs_info->chunk_mutex); info = __find_space_info(fs_info, BTRFS_BLOCK_GROUP_SYSTEM); spin_lock(&info->lock); diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 4ab4a68dbc06..fbc0c0e264af 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -371,7 +371,7 @@ static struct full_stripe_lock *insert_full_stripe_lock( struct full_stripe_lock *entry; struct full_stripe_lock *ret; - WARN_ON(!mutex_is_locked(&locks_root->lock)); + lockdep_assert_held(&locks_root->lock); p = &locks_root->root.rb_node; while (*p) { @@ -413,7 +413,7 @@ static struct full_stripe_lock *search_full_stripe_lock( struct rb_node *node; struct full_stripe_lock *entry; - WARN_ON(!mutex_is_locked(&locks_root->lock)); + lockdep_assert_held(&locks_root->lock); node = locks_root->root.rb_node; while (node) { diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 4fc6acf65220..0c331d51385e 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2067,7 +2067,7 @@ void btrfs_rm_dev_replace_remove_srcdev(struct btrfs_fs_info *fs_info, { struct btrfs_fs_devices *fs_devices; - WARN_ON(!mutex_is_locked(&fs_info->fs_devices->device_list_mutex)); + lockdep_assert_held(&fs_info->fs_devices->device_list_mutex); /* * in case of fs with no seed, srcdev->fs_devices will point @@ -2257,7 +2257,7 @@ static int btrfs_prepare_sprout(struct btrfs_fs_info *fs_info) struct btrfs_device *device; u64 super_flags; - BUG_ON(!mutex_is_locked(&uuid_mutex)); + lockdep_assert_held(&uuid_mutex); if (!fs_devices->seeding) return -EINVAL; @@ -2990,7 +2990,7 @@ static int btrfs_relocate_chunk(struct btrfs_fs_info *fs_info, u64 chunk_offset) * we release the path used to search the chunk/dev tree and before * the current task acquires this mutex and calls us. */ - ASSERT(mutex_is_locked(&fs_info->delete_unused_bgs_mutex)); + lockdep_assert_held(&fs_info->delete_unused_bgs_mutex); ret = btrfs_can_relocate(fs_info, chunk_offset); if (ret) @@ -5100,7 +5100,7 @@ int btrfs_alloc_chunk(struct btrfs_trans_handle *trans, { u64 chunk_offset; - ASSERT(mutex_is_locked(&fs_info->chunk_mutex)); + lockdep_assert_held(&fs_info->chunk_mutex); chunk_offset = find_next_chunk(fs_info); return __btrfs_alloc_chunk(trans, chunk_offset, type); } @@ -6658,7 +6658,7 @@ static struct btrfs_fs_devices *open_seed_devices(struct btrfs_fs_info *fs_info, struct btrfs_fs_devices *fs_devices; int ret; - BUG_ON(!mutex_is_locked(&uuid_mutex)); + lockdep_assert_held(&uuid_mutex); ASSERT(fsid); fs_devices = fs_info->fs_devices->seed;