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authorDavid Sterba <dsterba@suse.com>2018-03-16 02:21:22 +0100
committerDavid Sterba <dsterba@suse.com>2018-03-31 02:01:06 +0200
commita32bf9a30201f13097428a3327c7c67f678c760c (patch)
tree74d03a6fbc41c7c46eba8d19047eba0bb0d37ed0 /fs/btrfs
parenta4666e688f6fbf532c6c16259bea775ee690e4b7 (diff)
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btrfs: use lockdep_assert_held for mutexes
Using lockdep_assert_held is preferred, replace mutex_is_locked. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/extent-tree.c2
-rw-r--r--fs/btrfs/scrub.c4
-rw-r--r--fs/btrfs/volumes.c10
3 files changed, 8 insertions, 8 deletions
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;