diff --git a/Kernel/DoubleBuffer.cpp b/Kernel/DoubleBuffer.cpp
index e54113aff3b96ea..ef5fd497e10d04f 100644
--- a/Kernel/DoubleBuffer.cpp
+++ b/Kernel/DoubleBuffer.cpp
@@ -45,7 +45,7 @@ ssize_t DoubleBuffer::write(const UserOrKernelBuffer& data, size_t size)
     if (!size || m_storage.is_null())
         return 0;
     VERIFY(size > 0);
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     size_t bytes_to_write = min(size, m_space_for_writing);
     u8* write_ptr = m_write_buffer->data + m_write_buffer->size;
     m_write_buffer->size += bytes_to_write;
@@ -62,7 +62,7 @@ ssize_t DoubleBuffer::read(UserOrKernelBuffer& data, size_t size)
     if (!size || m_storage.is_null())
         return 0;
     VERIFY(size > 0);
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_read_buffer_index >= m_read_buffer->size && m_write_buffer->size != 0)
         flip();
     if (m_read_buffer_index >= m_read_buffer->size)
diff --git a/Kernel/FileSystem/BlockBasedFileSystem.cpp b/Kernel/FileSystem/BlockBasedFileSystem.cpp
index 6c84039bea33469..275c415f226db92 100644
--- a/Kernel/FileSystem/BlockBasedFileSystem.cpp
+++ b/Kernel/FileSystem/BlockBasedFileSystem.cpp
@@ -116,7 +116,7 @@ BlockBasedFS::~BlockBasedFS()
 
 KResult BlockBasedFS::write_block(BlockIndex index, const UserOrKernelBuffer& data, size_t count, size_t offset, bool allow_cache)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_logical_block_size);
     VERIFY(offset + count <= block_size());
     dbgln_if(BBFS_DEBUG, "BlockBasedFileSystem::write_block {}, size={}", index, count);
@@ -151,7 +151,7 @@ KResult BlockBasedFS::write_block(BlockIndex index, const UserOrKernelBuffer& da
 
 bool BlockBasedFS::raw_read(BlockIndex index, UserOrKernelBuffer& buffer)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     u32 base_offset = index.value() * m_logical_block_size;
     auto seek_result = file_description().seek(base_offset, SEEK_SET);
     VERIFY(!seek_result.is_error());
@@ -163,7 +163,7 @@ bool BlockBasedFS::raw_read(BlockIndex index, UserOrKernelBuffer& buffer)
 
 bool BlockBasedFS::raw_write(BlockIndex index, const UserOrKernelBuffer& buffer)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     size_t base_offset = index.value() * m_logical_block_size;
     auto seek_result = file_description().seek(base_offset, SEEK_SET);
     VERIFY(!seek_result.is_error());
@@ -175,7 +175,7 @@ bool BlockBasedFS::raw_write(BlockIndex index, const UserOrKernelBuffer& buffer)
 
 bool BlockBasedFS::raw_read_blocks(BlockIndex index, size_t count, UserOrKernelBuffer& buffer)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     auto current = buffer;
     for (unsigned block = index.value(); block < (index.value() + count); block++) {
         if (!raw_read(BlockIndex { block }, current))
@@ -187,7 +187,7 @@ bool BlockBasedFS::raw_read_blocks(BlockIndex index, size_t count, UserOrKernelB
 
 bool BlockBasedFS::raw_write_blocks(BlockIndex index, size_t count, const UserOrKernelBuffer& buffer)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     auto current = buffer;
     for (unsigned block = index.value(); block < (index.value() + count); block++) {
         if (!raw_write(block, current))
@@ -199,7 +199,7 @@ bool BlockBasedFS::raw_write_blocks(BlockIndex index, size_t count, const UserOr
 
 KResult BlockBasedFS::write_blocks(BlockIndex index, unsigned count, const UserOrKernelBuffer& data, bool allow_cache)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_logical_block_size);
     dbgln_if(BBFS_DEBUG, "BlockBasedFileSystem::write_blocks {}, count={}", index, count);
     for (unsigned i = 0; i < count; ++i) {
@@ -212,7 +212,7 @@ KResult BlockBasedFS::write_blocks(BlockIndex index, unsigned count, const UserO
 
 KResult BlockBasedFS::read_block(BlockIndex index, UserOrKernelBuffer* buffer, size_t count, size_t offset, bool allow_cache) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_logical_block_size);
     VERIFY(offset + count <= block_size());
     dbgln_if(BBFS_DEBUG, "BlockBasedFileSystem::read_block {}", index);
@@ -250,7 +250,7 @@ KResult BlockBasedFS::read_block(BlockIndex index, UserOrKernelBuffer* buffer, s
 
 KResult BlockBasedFS::read_blocks(BlockIndex index, unsigned count, UserOrKernelBuffer& buffer, bool allow_cache) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_logical_block_size);
     if (!count)
         return EINVAL;
@@ -269,7 +269,7 @@ KResult BlockBasedFS::read_blocks(BlockIndex index, unsigned count, UserOrKernel
 
 void BlockBasedFS::flush_specific_block_if_needed(BlockIndex index)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (!cache().is_dirty())
         return;
     Vector<CacheEntry*, 32> cleaned_entries;
@@ -292,7 +292,7 @@ void BlockBasedFS::flush_specific_block_if_needed(BlockIndex index)
 
 void BlockBasedFS::flush_writes_impl()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (!cache().is_dirty())
         return;
     u32 count = 0;
diff --git a/Kernel/FileSystem/DevFS.cpp b/Kernel/FileSystem/DevFS.cpp
index e1503698e8c6f08..cab9e863262775e 100644
--- a/Kernel/FileSystem/DevFS.cpp
+++ b/Kernel/FileSystem/DevFS.cpp
@@ -20,7 +20,7 @@ NonnullRefPtr<DevFS> DevFS::create()
 DevFS::DevFS()
     : m_root_inode(adopt_ref(*new DevFSRootDirectoryInode(*this)))
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     Device::for_each([&](Device& device) {
         // FIXME: Find a better way to not add MasterPTYs or SlavePTYs!
         if (device.is_master_pty() || (device.is_character_device() && device.major() == 201))
@@ -31,7 +31,7 @@ DevFS::DevFS()
 
 void DevFS::notify_new_device(Device& device)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     auto new_device_inode = adopt_ref(*new DevFSDeviceInode(*this, device));
     m_nodes.append(new_device_inode);
     m_root_inode->m_devices.append(new_device_inode);
@@ -39,7 +39,7 @@ void DevFS::notify_new_device(Device& device)
 
 size_t DevFS::allocate_inode_index()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_next_inode_index = m_next_inode_index.value() + 1;
     VERIFY(m_next_inode_index > 0);
     return 1 + m_next_inode_index.value();
@@ -66,7 +66,7 @@ NonnullRefPtr<Inode> DevFS::root_inode() const
 
 RefPtr<Inode> DevFS::get_inode(InodeIdentifier inode_id) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (inode_id.index() == 1)
         return m_root_inode;
     for (auto& node : m_nodes) {
@@ -153,7 +153,7 @@ DevFSLinkInode::DevFSLinkInode(DevFS& fs, String name)
 }
 ssize_t DevFSLinkInode::read_bytes(off_t offset, ssize_t, UserOrKernelBuffer& buffer, FileDescription*) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(offset == 0);
     VERIFY(!m_link.is_null());
     if (!buffer.write(((const u8*)m_link.substring_view(0).characters_without_null_termination()) + offset, m_link.length()))
@@ -162,7 +162,7 @@ ssize_t DevFSLinkInode::read_bytes(off_t offset, ssize_t, UserOrKernelBuffer& bu
 }
 InodeMetadata DevFSLinkInode::metadata() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     InodeMetadata metadata;
     metadata.inode = { fsid(), index() };
     metadata.mode = S_IFLNK | 0555;
@@ -174,7 +174,7 @@ InodeMetadata DevFSLinkInode::metadata() const
 }
 ssize_t DevFSLinkInode::write_bytes(off_t offset, ssize_t count, const UserOrKernelBuffer& buffer, FileDescription*)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(offset == 0);
     VERIFY(buffer.is_kernel_buffer());
     m_link = buffer.copy_into_string(count);
@@ -190,7 +190,7 @@ DevFSDirectoryInode::~DevFSDirectoryInode()
 }
 InodeMetadata DevFSDirectoryInode::metadata() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     InodeMetadata metadata;
     metadata.inode = { fsid(), 1 };
     metadata.mode = 0040555;
@@ -202,17 +202,17 @@ InodeMetadata DevFSDirectoryInode::metadata() const
 }
 KResult DevFSDirectoryInode::traverse_as_directory(Function<bool(const FS::DirectoryEntryView&)>) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return EINVAL;
 }
 RefPtr<Inode> DevFSDirectoryInode::lookup(StringView)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return nullptr;
 }
 KResultOr<size_t> DevFSDirectoryInode::directory_entry_count() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_devices.size();
 }
 
@@ -223,7 +223,7 @@ DevFSRootDirectoryInode::DevFSRootDirectoryInode(DevFS& fs)
 }
 KResult DevFSRootDirectoryInode::traverse_as_directory(Function<bool(const FS::DirectoryEntryView&)> callback) const
 {
-    LOCKER(m_parent_fs.m_lock);
+    Locker locker(m_parent_fs.m_lock);
     callback({ ".", identifier(), 0 });
     callback({ "..", identifier(), 0 });
 
@@ -244,7 +244,7 @@ KResult DevFSRootDirectoryInode::traverse_as_directory(Function<bool(const FS::D
 }
 RefPtr<Inode> DevFSRootDirectoryInode::lookup(StringView name)
 {
-    LOCKER(m_parent_fs.m_lock);
+    Locker locker(m_parent_fs.m_lock);
     for (auto& subfolder : m_subfolders) {
         if (subfolder.name() == name)
             return subfolder;
@@ -263,7 +263,7 @@ RefPtr<Inode> DevFSRootDirectoryInode::lookup(StringView name)
 }
 KResultOr<NonnullRefPtr<Inode>> DevFSRootDirectoryInode::create_child(const String& name, mode_t mode, dev_t, uid_t, gid_t)
 {
-    LOCKER(m_parent_fs.m_lock);
+    Locker locker(m_parent_fs.m_lock);
 
     InodeMetadata metadata;
     metadata.mode = mode;
@@ -297,7 +297,7 @@ DevFSRootDirectoryInode::~DevFSRootDirectoryInode()
 }
 InodeMetadata DevFSRootDirectoryInode::metadata() const
 {
-    LOCKER(m_parent_fs.m_lock);
+    Locker locker(m_parent_fs.m_lock);
     InodeMetadata metadata;
     metadata.inode = { fsid(), 1 };
     metadata.mode = 0040555;
@@ -309,7 +309,7 @@ InodeMetadata DevFSRootDirectoryInode::metadata() const
 }
 KResultOr<size_t> DevFSRootDirectoryInode::directory_entry_count() const
 {
-    LOCKER(m_parent_fs.m_lock);
+    Locker locker(m_parent_fs.m_lock);
     return m_devices.size() + DevFSDirectoryInode::directory_entry_count().value();
 }
 
@@ -323,7 +323,7 @@ DevFSDeviceInode::~DevFSDeviceInode()
 }
 KResult DevFSDeviceInode::chown(uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_uid = uid;
     m_gid = gid;
     return KSuccess;
@@ -331,7 +331,7 @@ KResult DevFSDeviceInode::chown(uid_t uid, gid_t gid)
 
 String DevFSDeviceInode::name() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_cached_name.is_null() || m_cached_name.is_empty())
         const_cast<DevFSDeviceInode&>(*this).m_cached_name = m_attached_device->device_name();
     return m_cached_name;
@@ -339,7 +339,7 @@ String DevFSDeviceInode::name() const
 
 ssize_t DevFSDeviceInode::read_bytes(off_t offset, ssize_t count, UserOrKernelBuffer& buffer, FileDescription* description) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!!description);
     if (!m_attached_device->can_read(*description, offset))
         return 0;
@@ -351,7 +351,7 @@ ssize_t DevFSDeviceInode::read_bytes(off_t offset, ssize_t count, UserOrKernelBu
 
 InodeMetadata DevFSDeviceInode::metadata() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     InodeMetadata metadata;
     metadata.inode = { fsid(), index() };
     metadata.mode = (m_attached_device->is_block_device() ? S_IFBLK : S_IFCHR) | m_attached_device->required_mode();
@@ -365,7 +365,7 @@ InodeMetadata DevFSDeviceInode::metadata() const
 }
 ssize_t DevFSDeviceInode::write_bytes(off_t offset, ssize_t count, const UserOrKernelBuffer& buffer, FileDescription* description)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!!description);
     if (!m_attached_device->can_write(*description, offset))
         return 0;
@@ -381,7 +381,7 @@ DevFSPtsDirectoryInode::DevFSPtsDirectoryInode(DevFS& fs)
 }
 KResult DevFSPtsDirectoryInode::traverse_as_directory(Function<bool(const FS::DirectoryEntryView&)> callback) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     callback({ ".", identifier(), 0 });
     callback({ "..", identifier(), 0 });
     return KSuccess;
@@ -395,7 +395,7 @@ DevFSPtsDirectoryInode::~DevFSPtsDirectoryInode()
 }
 InodeMetadata DevFSPtsDirectoryInode::metadata() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     InodeMetadata metadata;
     metadata.inode = { fsid(), index() };
     metadata.mode = 0040555;
diff --git a/Kernel/FileSystem/Ext2FileSystem.cpp b/Kernel/FileSystem/Ext2FileSystem.cpp
index 1c1eaf535834ced..9b03792f541a430 100644
--- a/Kernel/FileSystem/Ext2FileSystem.cpp
+++ b/Kernel/FileSystem/Ext2FileSystem.cpp
@@ -69,7 +69,7 @@ Ext2FS::~Ext2FS()
 
 bool Ext2FS::flush_super_block()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY((sizeof(ext2_super_block) % logical_block_size()) == 0);
     auto super_block_buffer = UserOrKernelBuffer::for_kernel_buffer((u8*)&m_super_block);
     bool success = raw_write_blocks(2, (sizeof(ext2_super_block) / logical_block_size()), super_block_buffer);
@@ -87,7 +87,7 @@ const ext2_group_desc& Ext2FS::group_descriptor(GroupIndex group_index) const
 
 bool Ext2FS::initialize()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY((sizeof(ext2_super_block) % logical_block_size()) == 0);
     auto super_block_buffer = UserOrKernelBuffer::for_kernel_buffer((u8*)&m_super_block);
     bool success = raw_read_blocks(2, (sizeof(ext2_super_block) / logical_block_size()), super_block_buffer);
@@ -387,7 +387,7 @@ KResult Ext2FSInode::shrink_triply_indirect_block(BlockBasedFS::BlockIndex block
 
 KResult Ext2FSInode::flush_block_list()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     if (m_block_list.is_empty()) {
         m_raw_inode.i_blocks = 0;
@@ -628,7 +628,7 @@ Vector<Ext2FS::BlockIndex> Ext2FSInode::compute_block_list_impl_internal(const e
 
 void Ext2FS::free_inode(Ext2FSInode& inode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(inode.m_raw_inode.i_links_count == 0);
     dbgln_if(EXT2_DEBUG, "Ext2FS[{}]::free_inode(): Inode {} has no more links, time to delete!", fsid(), inode.index());
 
@@ -662,7 +662,7 @@ void Ext2FS::free_inode(Ext2FSInode& inode)
 
 void Ext2FS::flush_block_group_descriptor_table()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     unsigned blocks_to_write = ceil_div(m_block_group_count * sizeof(ext2_group_desc), block_size());
     unsigned first_block_of_bgdt = block_size() == 1024 ? 2 : 1;
     auto buffer = UserOrKernelBuffer::for_kernel_buffer((u8*)block_group_descriptors());
@@ -672,7 +672,7 @@ void Ext2FS::flush_block_group_descriptor_table()
 
 void Ext2FS::flush_writes()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_super_block_dirty) {
         flush_super_block();
         m_super_block_dirty = false;
@@ -732,7 +732,7 @@ u64 Ext2FSInode::size() const
 
 InodeMetadata Ext2FSInode::metadata() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     InodeMetadata metadata;
     metadata.inode = identifier();
     metadata.size = size();
@@ -759,7 +759,7 @@ InodeMetadata Ext2FSInode::metadata() const
 
 void Ext2FSInode::flush_metadata()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     dbgln_if(EXT2_DEBUG, "Ext2FSInode[{}]::flush_metadata(): Flushing inode", identifier());
     fs().write_ext2_inode(index(), m_raw_inode);
     if (is_directory()) {
@@ -774,7 +774,7 @@ void Ext2FSInode::flush_metadata()
 
 RefPtr<Inode> Ext2FS::get_inode(InodeIdentifier inode) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(inode.fsid() == fsid());
 
     {
@@ -1049,7 +1049,7 @@ Ext2FS::FeaturesReadOnly Ext2FS::get_features_readonly() const
 
 KResult Ext2FSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntryView&)> callback) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(is_directory());
 
     auto buffer_or = read_entire();
@@ -1073,7 +1073,7 @@ KResult Ext2FSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntr
 
 KResult Ext2FSInode::write_directory(const Vector<Ext2FSDirectoryEntry>& entries)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     int directory_size = 0;
     for (auto& entry : entries)
@@ -1130,7 +1130,7 @@ KResultOr<NonnullRefPtr<Inode>> Ext2FSInode::create_child(const String& name, mo
 
 KResult Ext2FSInode::add_child(Inode& child, const StringView& name, mode_t mode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(is_directory());
 
     if (name.length() > EXT2_NAME_LEN)
@@ -1173,7 +1173,7 @@ KResult Ext2FSInode::add_child(Inode& child, const StringView& name, mode_t mode
 
 KResult Ext2FSInode::remove_child(const StringView& name)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     dbgln_if(EXT2_DEBUG, "Ext2FSInode[{}]::remove_child(): Removing '{}'", identifier(), name);
     VERIFY(is_directory());
 
@@ -1239,7 +1239,7 @@ bool Ext2FS::write_ext2_inode(InodeIndex inode, const ext2_inode& e2inode)
 
 auto Ext2FS::allocate_blocks(GroupIndex preferred_group_index, size_t count) -> KResultOr<Vector<BlockIndex>>
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     dbgln_if(EXT2_DEBUG, "Ext2FS: allocate_blocks(preferred group: {}, count {})", preferred_group_index, count);
     if (count == 0)
         return Vector<BlockIndex> {};
@@ -1304,7 +1304,7 @@ auto Ext2FS::allocate_blocks(GroupIndex preferred_group_index, size_t count) ->
 KResultOr<InodeIndex> Ext2FS::allocate_inode(GroupIndex preferred_group)
 {
     dbgln_if(EXT2_DEBUG, "Ext2FS: allocate_inode(preferred_group: {})", preferred_group);
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     // FIXME: We shouldn't refuse to allocate an inode if there is no group that can house the whole thing.
     //        In those cases we should just spread it across multiple groups.
@@ -1380,7 +1380,7 @@ auto Ext2FS::group_index_from_inode(InodeIndex inode) const -> GroupIndex
 
 KResultOr<bool> Ext2FS::get_inode_allocation_state(InodeIndex index) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (index == 0)
         return EINVAL;
     auto group_index = group_index_from_inode(index);
@@ -1423,7 +1423,7 @@ KResult Ext2FS::update_bitmap_block(BlockIndex bitmap_block, size_t bit_index, b
 
 KResult Ext2FS::set_inode_allocation_state(InodeIndex inode_index, bool new_state)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     auto group_index = group_index_from_inode(inode_index);
     unsigned index_in_group = inode_index.value() - ((group_index.value() - 1) * inodes_per_group());
     unsigned bit_index = (index_in_group - 1) % inodes_per_group();
@@ -1458,7 +1458,7 @@ KResultOr<Ext2FS::CachedBitmap*> Ext2FS::get_bitmap_block(BlockIndex bitmap_bloc
 KResult Ext2FS::set_block_allocation_state(BlockIndex block_index, bool new_state)
 {
     VERIFY(block_index != 0);
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     auto group_index = group_index_from_block_index(block_index);
     unsigned index_in_group = (block_index.value() - first_block_index().value()) - ((group_index.value() - 1) * blocks_per_group());
@@ -1471,7 +1471,7 @@ KResult Ext2FS::set_block_allocation_state(BlockIndex block_index, bool new_stat
 
 KResult Ext2FS::create_directory(Ext2FSInode& parent_inode, const String& name, mode_t mode, uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(is_directory(mode));
 
     auto inode_or_error = create_inode(parent_inode, name, mode, 0, uid, gid);
@@ -1546,7 +1546,7 @@ KResultOr<NonnullRefPtr<Inode>> Ext2FS::create_inode(Ext2FSInode& parent_inode,
 
 bool Ext2FSInode::populate_lookup_cache() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (!m_lookup_cache.is_empty())
         return true;
     HashMap<String, InodeIndex> children;
@@ -1571,7 +1571,7 @@ RefPtr<Inode> Ext2FSInode::lookup(StringView name)
     dbgln_if(EXT2_DEBUG, "Ext2FSInode[{}]:lookup(): Looking up '{}'", identifier(), name);
     if (!populate_lookup_cache())
         return {};
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     auto it = m_lookup_cache.find(name.hash(), [&](auto& entry) { return entry.key == name; });
     if (it != m_lookup_cache.end())
         return fs().get_inode({ fsid(), (*it).value });
@@ -1586,7 +1586,7 @@ void Ext2FSInode::one_ref_left()
 
 int Ext2FSInode::set_atime(time_t t)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return -EROFS;
     m_raw_inode.i_atime = t;
@@ -1596,7 +1596,7 @@ int Ext2FSInode::set_atime(time_t t)
 
 int Ext2FSInode::set_ctime(time_t t)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return -EROFS;
     m_raw_inode.i_ctime = t;
@@ -1606,7 +1606,7 @@ int Ext2FSInode::set_ctime(time_t t)
 
 int Ext2FSInode::set_mtime(time_t t)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return -EROFS;
     m_raw_inode.i_mtime = t;
@@ -1616,7 +1616,7 @@ int Ext2FSInode::set_mtime(time_t t)
 
 KResult Ext2FSInode::increment_link_count()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return EROFS;
     if (m_raw_inode.i_links_count == max_link_count)
@@ -1628,7 +1628,7 @@ KResult Ext2FSInode::increment_link_count()
 
 KResult Ext2FSInode::decrement_link_count()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return EROFS;
     VERIFY(m_raw_inode.i_links_count);
@@ -1641,21 +1641,21 @@ KResult Ext2FSInode::decrement_link_count()
 
 void Ext2FS::uncache_inode(InodeIndex index)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_inode_cache.remove(index);
 }
 
 KResultOr<size_t> Ext2FSInode::directory_entry_count() const
 {
     VERIFY(is_directory());
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     populate_lookup_cache();
     return m_lookup_cache.size();
 }
 
 KResult Ext2FSInode::chmod(mode_t mode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_raw_inode.i_mode == mode)
         return KSuccess;
     m_raw_inode.i_mode = mode;
@@ -1665,7 +1665,7 @@ KResult Ext2FSInode::chmod(mode_t mode)
 
 KResult Ext2FSInode::chown(uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_raw_inode.i_uid == uid && m_raw_inode.i_gid == gid)
         return KSuccess;
     m_raw_inode.i_uid = uid;
@@ -1676,7 +1676,7 @@ KResult Ext2FSInode::chown(uid_t uid, gid_t gid)
 
 KResult Ext2FSInode::truncate(u64 size)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (static_cast<u64>(m_raw_inode.i_size) == size)
         return KSuccess;
     if (auto result = resize(size); result.is_error())
@@ -1687,7 +1687,7 @@ KResult Ext2FSInode::truncate(u64 size)
 
 KResultOr<int> Ext2FSInode::get_block_address(int index)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     if (m_block_list.is_empty())
         m_block_list = compute_block_list();
@@ -1700,31 +1700,31 @@ KResultOr<int> Ext2FSInode::get_block_address(int index)
 
 unsigned Ext2FS::total_block_count() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return super_block().s_blocks_count;
 }
 
 unsigned Ext2FS::free_block_count() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return super_block().s_free_blocks_count;
 }
 
 unsigned Ext2FS::total_inode_count() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return super_block().s_inodes_count;
 }
 
 unsigned Ext2FS::free_inode_count() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return super_block().s_free_inodes_count;
 }
 
 KResult Ext2FS::prepare_to_unmount() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     for (auto& it : m_inode_cache) {
         if (it.value->ref_count() > 1)
diff --git a/Kernel/FileSystem/FIFO.cpp b/Kernel/FileSystem/FIFO.cpp
index a190c07f8721722..3365f07ad5c7aac 100644
--- a/Kernel/FileSystem/FIFO.cpp
+++ b/Kernel/FileSystem/FIFO.cpp
@@ -74,7 +74,7 @@ KResultOr<NonnullRefPtr<FileDescription>> FIFO::open_direction_blocking(FIFO::Di
 FIFO::FIFO(uid_t uid)
     : m_uid(uid)
 {
-    LOCKER(all_fifos().lock());
+    Locker locker(all_fifos().lock());
     all_fifos().resource().set(this);
     m_fifo_id = ++s_next_fifo_id;
 
@@ -86,7 +86,7 @@ FIFO::FIFO(uid_t uid)
 
 FIFO::~FIFO()
 {
-    LOCKER(all_fifos().lock());
+    Locker locker(all_fifos().lock());
     all_fifos().resource().remove(this);
 }
 
diff --git a/Kernel/FileSystem/FileDescription.cpp b/Kernel/FileSystem/FileDescription.cpp
index 70a6be8ead3b4ce..9ea9f238422ccbf 100644
--- a/Kernel/FileSystem/FileDescription.cpp
+++ b/Kernel/FileSystem/FileDescription.cpp
@@ -99,7 +99,7 @@ Thread::FileBlocker::BlockFlags FileDescription::should_unblock(Thread::FileBloc
 
 KResult FileDescription::stat(::stat& buffer)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     // FIXME: This is a little awkward, why can't we always forward to File::stat()?
     if (m_inode)
         return metadata().stat(buffer);
@@ -108,7 +108,7 @@ KResult FileDescription::stat(::stat& buffer)
 
 KResultOr<off_t> FileDescription::seek(off_t offset, int whence)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (!m_file->is_seekable())
         return ESPIPE;
 
@@ -147,7 +147,7 @@ KResultOr<off_t> FileDescription::seek(off_t offset, int whence)
 
 KResultOr<size_t> FileDescription::read(UserOrKernelBuffer& buffer, size_t count)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (Checked<off_t>::addition_would_overflow(m_current_offset, count))
         return EOVERFLOW;
     auto nread_or_error = m_file->read(*this, offset(), buffer, count);
@@ -161,7 +161,7 @@ KResultOr<size_t> FileDescription::read(UserOrKernelBuffer& buffer, size_t count
 
 KResultOr<size_t> FileDescription::write(const UserOrKernelBuffer& data, size_t size)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (Checked<off_t>::addition_would_overflow(m_current_offset, size))
         return EOVERFLOW;
     auto nwritten_or_error = m_file->write(*this, offset(), data, size);
@@ -193,7 +193,7 @@ KResultOr<NonnullOwnPtr<KBuffer>> FileDescription::read_entire_file()
 
 ssize_t FileDescription::get_dir_entries(UserOrKernelBuffer& buffer, ssize_t size)
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
     if (!is_directory())
         return -ENOTDIR;
 
@@ -309,13 +309,13 @@ InodeMetadata FileDescription::metadata() const
 
 KResultOr<Region*> FileDescription::mmap(Process& process, const Range& range, u64 offset, int prot, bool shared)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_file->mmap(process, *this, range, offset, prot, shared);
 }
 
 KResult FileDescription::truncate(u64 length)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_file->truncate(length);
 }
 
@@ -352,7 +352,7 @@ const Socket* FileDescription::socket() const
 
 void FileDescription::set_file_flags(u32 flags)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_is_blocking = !(flags & O_NONBLOCK);
     m_should_append = flags & O_APPEND;
     m_direct = flags & O_DIRECT;
@@ -361,13 +361,13 @@ void FileDescription::set_file_flags(u32 flags)
 
 KResult FileDescription::chmod(mode_t mode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_file->chmod(*this, mode);
 }
 
 KResult FileDescription::chown(uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_file->chown(*this, uid, gid);
 }
 
diff --git a/Kernel/FileSystem/Inode.cpp b/Kernel/FileSystem/Inode.cpp
index 17121debcf6be15..56cb560bc77754f 100644
--- a/Kernel/FileSystem/Inode.cpp
+++ b/Kernel/FileSystem/Inode.cpp
@@ -112,7 +112,7 @@ Inode::~Inode()
 
 void Inode::will_be_destroyed()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_metadata_dirty)
         flush_metadata();
 }
@@ -144,13 +144,13 @@ KResult Inode::decrement_link_count()
 
 void Inode::set_shared_vmobject(SharedInodeVMObject& vmobject)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_shared_vmobject = vmobject;
 }
 
 bool Inode::bind_socket(LocalSocket& socket)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_socket)
         return false;
     m_socket = socket;
@@ -159,7 +159,7 @@ bool Inode::bind_socket(LocalSocket& socket)
 
 bool Inode::unbind_socket()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (!m_socket)
         return false;
     m_socket = nullptr;
@@ -168,21 +168,21 @@ bool Inode::unbind_socket()
 
 void Inode::register_watcher(Badge<InodeWatcher>, InodeWatcher& watcher)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!m_watchers.contains(&watcher));
     m_watchers.set(&watcher);
 }
 
 void Inode::unregister_watcher(Badge<InodeWatcher>, InodeWatcher& watcher)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_watchers.contains(&watcher));
     m_watchers.remove(&watcher);
 }
 
 NonnullRefPtr<FIFO> Inode::fifo()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(metadata().is_fifo());
 
     // FIXME: Release m_fifo when it is closed by all readers and writers
@@ -195,7 +195,7 @@ NonnullRefPtr<FIFO> Inode::fifo()
 
 void Inode::set_metadata_dirty(bool metadata_dirty)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     if (metadata_dirty) {
         // Sanity check.
@@ -217,7 +217,7 @@ void Inode::set_metadata_dirty(bool metadata_dirty)
 
 void Inode::did_add_child(const InodeIdentifier& child_id)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     for (auto& watcher : m_watchers) {
         watcher->notify_child_added({}, child_id);
     }
@@ -225,7 +225,7 @@ void Inode::did_add_child(const InodeIdentifier& child_id)
 
 void Inode::did_remove_child(const InodeIdentifier& child_id)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     for (auto& watcher : m_watchers) {
         watcher->notify_child_removed({}, child_id);
     }
@@ -235,7 +235,7 @@ KResult Inode::prepare_to_write_data()
 {
     // FIXME: It's a poor design that filesystems are expected to call this before writing out data.
     //        We should funnel everything through an interface at the VFS layer so this can happen from a single place.
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (fs().is_readonly())
         return EROFS;
     auto metadata = this->metadata();
@@ -248,13 +248,13 @@ KResult Inode::prepare_to_write_data()
 
 RefPtr<SharedInodeVMObject> Inode::shared_vmobject() const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_shared_vmobject.strong_ref();
 }
 
 bool Inode::is_shared_vmobject(const SharedInodeVMObject& other) const
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     return m_shared_vmobject.unsafe_ptr() == &other;
 }
 
diff --git a/Kernel/FileSystem/InodeWatcher.cpp b/Kernel/FileSystem/InodeWatcher.cpp
index 20baf7d44862776..06b208c4717b403 100644
--- a/Kernel/FileSystem/InodeWatcher.cpp
+++ b/Kernel/FileSystem/InodeWatcher.cpp
@@ -39,7 +39,7 @@ bool InodeWatcher::can_write(const FileDescription&, size_t) const
 
 KResultOr<size_t> InodeWatcher::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t buffer_size)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!m_queue.is_empty() || !m_inode);
 
     if (!m_inode)
@@ -76,21 +76,21 @@ String InodeWatcher::absolute_path(const FileDescription&) const
 
 void InodeWatcher::notify_inode_event(Badge<Inode>, InodeWatcherEvent::Type event_type)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_queue.enqueue({ event_type });
     evaluate_block_conditions();
 }
 
 void InodeWatcher::notify_child_added(Badge<Inode>, const InodeIdentifier& child_id)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_queue.enqueue({ InodeWatcherEvent::Type::ChildAdded, child_id.index().value() });
     evaluate_block_conditions();
 }
 
 void InodeWatcher::notify_child_removed(Badge<Inode>, const InodeIdentifier& child_id)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_queue.enqueue({ InodeWatcherEvent::Type::ChildRemoved, child_id.index().value() });
     evaluate_block_conditions();
 }
diff --git a/Kernel/FileSystem/Plan9FileSystem.cpp b/Kernel/FileSystem/Plan9FileSystem.cpp
index d28915515f4dffb..163dc3cb3cd47b4 100644
--- a/Kernel/FileSystem/Plan9FileSystem.cpp
+++ b/Kernel/FileSystem/Plan9FileSystem.cpp
@@ -475,7 +475,7 @@ void Plan9FS::Plan9FSBlockCondition::try_unblock(Plan9FS::Blocker& blocker)
 
 bool Plan9FS::is_complete(const ReceiveCompletion& completion)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_completions.contains(completion.tag)) {
         // If it's still in the map then it can't be complete
         VERIFY(!completion.completed);
@@ -495,12 +495,12 @@ KResult Plan9FS::post_message(Message& message, RefPtr<ReceiveCompletion> comple
     size_t size = buffer.size();
     auto& description = file_description();
 
-    LOCKER(m_send_lock);
+    Locker locker(m_send_lock);
 
     if (completion) {
         // Save the completion record *before* we send the message. This
         // ensures that it exists when the thread reads the response
-        LOCKER(m_lock);
+        Locker locker(m_lock);
         auto tag = completion->tag;
         m_completions.set(tag, completion.release_nonnull());
         // TODO: What if there is a collision? Do we need to wait until
@@ -569,7 +569,7 @@ KResult Plan9FS::read_and_dispatch_one_message()
     if (result.is_error())
         return result;
 
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     auto optional_completion = m_completions.get(header.tag);
     if (optional_completion.has_value()) {
@@ -647,7 +647,7 @@ void Plan9FS::thread_main()
         auto result = read_and_dispatch_one_message();
         if (result.is_error()) {
             // If we fail to read, wake up everyone with an error.
-            LOCKER(m_lock);
+            Locker locker(m_lock);
 
             for (auto& it : m_completions) {
                 it.value->result = result;
@@ -698,7 +698,7 @@ KResult Plan9FSInode::ensure_open_for_mode(int mode)
     u8 p9_mode = 0;
 
     {
-        LOCKER(m_lock);
+        Locker locker(m_lock);
 
         // If it's already open in this mode, we're done.
         if ((m_open_mode & mode) == mode)
diff --git a/Kernel/FileSystem/ProcFS.cpp b/Kernel/FileSystem/ProcFS.cpp
index 486dc7e13bbc8af..01c439ad12ad95d 100644
--- a/Kernel/FileSystem/ProcFS.cpp
+++ b/Kernel/FileSystem/ProcFS.cpp
@@ -503,7 +503,7 @@ static bool procfs$net_adapters(InodeIdentifier, KBufferBuilder& builder)
 static bool procfs$net_arp(InodeIdentifier, KBufferBuilder& builder)
 {
     JsonArraySerializer array { builder };
-    LOCKER(arp_table().lock(), Lock::Mode::Shared);
+    Locker locker(arp_table().lock(), Lock::Mode::Shared);
     for (auto& it : arp_table().resource()) {
         auto obj = array.add_object();
         obj.add("mac_address", it.value.to_string());
@@ -884,7 +884,7 @@ static bool read_sys_bool(InodeIdentifier inode_id, KBufferBuilder& builder)
     u8 buffer[2];
     auto* lockable_bool = reinterpret_cast<Lockable<bool>*>(variable.address);
     {
-        LOCKER(lockable_bool->lock(), Lock::Mode::Shared);
+        Locker locker(lockable_bool->lock(), Lock::Mode::Shared);
         buffer[0] = lockable_bool->resource() ? '1' : '0';
     }
     buffer[1] = '\n';
@@ -914,7 +914,7 @@ static ssize_t write_sys_bool(InodeIdentifier inode_id, const UserOrKernelBuffer
 
     auto* lockable_bool = reinterpret_cast<Lockable<bool>*>(variable.address);
     {
-        LOCKER(lockable_bool->lock());
+        Locker locker(lockable_bool->lock());
         lockable_bool->resource() = value == '1';
     }
     variable.notify();
@@ -927,7 +927,7 @@ static bool read_sys_string(InodeIdentifier inode_id, KBufferBuilder& builder)
     VERIFY(variable.type == SysVariable::Type::String);
 
     auto* lockable_string = reinterpret_cast<Lockable<String>*>(variable.address);
-    LOCKER(lockable_string->lock(), Lock::Mode::Shared);
+    Locker locker(lockable_string->lock(), Lock::Mode::Shared);
     builder.append_bytes(lockable_string->resource().bytes());
     return true;
 }
@@ -943,7 +943,7 @@ static ssize_t write_sys_string(InodeIdentifier inode_id, const UserOrKernelBuff
 
     {
         auto* lockable_string = reinterpret_cast<Lockable<String>*>(variable.address);
-        LOCKER(lockable_string->lock());
+        Locker locker(lockable_string->lock());
         lockable_string->resource() = move(string_copy);
     }
     variable.notify();
@@ -1012,7 +1012,7 @@ RefPtr<Inode> ProcFS::get_inode(InodeIdentifier inode_id) const
     if (inode_id == root_inode()->identifier())
         return m_root_inode;
 
-    LOCKER(m_inodes_lock);
+    Locker locker(m_inodes_lock);
     auto it = m_inodes.find(inode_id.index().value());
     if (it != m_inodes.end()) {
         // It's possible that the ProcFSInode ref count was dropped to 0 or
@@ -1037,7 +1037,7 @@ ProcFSInode::ProcFSInode(ProcFS& fs, InodeIndex index)
 
 ProcFSInode::~ProcFSInode()
 {
-    LOCKER(fs().m_inodes_lock);
+    Locker locker(fs().m_inodes_lock);
     auto it = fs().m_inodes.find(index().value());
     if (it != fs().m_inodes.end() && it->value == this)
         fs().m_inodes.remove(it);
diff --git a/Kernel/FileSystem/TmpFS.cpp b/Kernel/FileSystem/TmpFS.cpp
index bc0d8741401ae74..9428940e96c156f 100644
--- a/Kernel/FileSystem/TmpFS.cpp
+++ b/Kernel/FileSystem/TmpFS.cpp
@@ -39,7 +39,7 @@ NonnullRefPtr<Inode> TmpFS::root_inode() const
 
 void TmpFS::register_inode(TmpFSInode& inode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(inode.identifier().fsid() == fsid());
 
     auto index = inode.identifier().index();
@@ -48,7 +48,7 @@ void TmpFS::register_inode(TmpFSInode& inode)
 
 void TmpFS::unregister_inode(InodeIdentifier identifier)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(identifier.fsid() == fsid());
 
     m_inodes.remove(identifier.index());
@@ -56,14 +56,14 @@ void TmpFS::unregister_inode(InodeIdentifier identifier)
 
 unsigned TmpFS::next_inode_index()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     return m_next_inode_index++;
 }
 
 RefPtr<Inode> TmpFS::get_inode(InodeIdentifier identifier) const
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
     VERIFY(identifier.fsid() == fsid());
 
     auto it = m_inodes.find(identifier.index());
@@ -104,14 +104,14 @@ NonnullRefPtr<TmpFSInode> TmpFSInode::create_root(TmpFS& fs)
 
 InodeMetadata TmpFSInode::metadata() const
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
 
     return m_metadata;
 }
 
 KResult TmpFSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntryView&)> callback) const
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
 
     if (!is_directory())
         return ENOTDIR;
@@ -128,7 +128,7 @@ KResult TmpFSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntry
 
 ssize_t TmpFSInode::read_bytes(off_t offset, ssize_t size, UserOrKernelBuffer& buffer, FileDescription*) const
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
     VERIFY(!is_directory());
     VERIFY(size >= 0);
     VERIFY(offset >= 0);
@@ -149,7 +149,7 @@ ssize_t TmpFSInode::read_bytes(off_t offset, ssize_t size, UserOrKernelBuffer& b
 
 ssize_t TmpFSInode::write_bytes(off_t offset, ssize_t size, const UserOrKernelBuffer& buffer, FileDescription*)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!is_directory());
     VERIFY(offset >= 0);
 
@@ -193,7 +193,7 @@ ssize_t TmpFSInode::write_bytes(off_t offset, ssize_t size, const UserOrKernelBu
 
 RefPtr<Inode> TmpFSInode::lookup(StringView name)
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
     VERIFY(is_directory());
 
     if (name == ".")
@@ -209,7 +209,7 @@ RefPtr<Inode> TmpFSInode::lookup(StringView name)
 
 KResultOr<size_t> TmpFSInode::directory_entry_count() const
 {
-    LOCKER(m_lock, Lock::Mode::Shared);
+    Locker locker(m_lock, Lock::Mode::Shared);
     VERIFY(is_directory());
     return 2 + m_children.size();
 }
@@ -232,7 +232,7 @@ void TmpFSInode::flush_metadata()
 
 KResult TmpFSInode::chmod(mode_t mode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     m_metadata.mode = mode;
     notify_watchers();
@@ -241,7 +241,7 @@ KResult TmpFSInode::chmod(mode_t mode)
 
 KResult TmpFSInode::chown(uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     m_metadata.uid = uid;
     m_metadata.gid = gid;
@@ -251,7 +251,7 @@ KResult TmpFSInode::chown(uid_t uid, gid_t gid)
 
 KResultOr<NonnullRefPtr<Inode>> TmpFSInode::create_child(const String& name, mode_t mode, dev_t dev, uid_t uid, gid_t gid)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     // TODO: Support creating devices on TmpFS.
     if (dev != 0)
@@ -276,7 +276,7 @@ KResultOr<NonnullRefPtr<Inode>> TmpFSInode::create_child(const String& name, mod
 
 KResult TmpFSInode::add_child(Inode& child, const StringView& name, mode_t)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(is_directory());
     VERIFY(child.fsid() == fsid());
 
@@ -290,7 +290,7 @@ KResult TmpFSInode::add_child(Inode& child, const StringView& name, mode_t)
 
 KResult TmpFSInode::remove_child(const StringView& name)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(is_directory());
 
     if (name == "." || name == "..")
@@ -307,7 +307,7 @@ KResult TmpFSInode::remove_child(const StringView& name)
 
 KResult TmpFSInode::truncate(u64 size)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(!is_directory());
 
     if (size == 0)
@@ -337,7 +337,7 @@ KResult TmpFSInode::truncate(u64 size)
 
 int TmpFSInode::set_atime(time_t time)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     m_metadata.atime = time;
     set_metadata_dirty(true);
@@ -347,7 +347,7 @@ int TmpFSInode::set_atime(time_t time)
 
 int TmpFSInode::set_ctime(time_t time)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     m_metadata.ctime = time;
     notify_watchers();
@@ -356,7 +356,7 @@ int TmpFSInode::set_ctime(time_t time)
 
 int TmpFSInode::set_mtime(time_t time)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     m_metadata.mtime = time;
     notify_watchers();
diff --git a/Kernel/FileSystem/VirtualFileSystem.cpp b/Kernel/FileSystem/VirtualFileSystem.cpp
index 4be7ffcde93b7e9..4753c1d6dee1d84 100644
--- a/Kernel/FileSystem/VirtualFileSystem.cpp
+++ b/Kernel/FileSystem/VirtualFileSystem.cpp
@@ -50,7 +50,7 @@ InodeIdentifier VFS::root_inode_id() const
 
 KResult VFS::mount(FS& file_system, Custody& mount_point, int flags)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     auto& inode = mount_point.inode();
     dbgln("VFS: Mounting {} at {} (inode: {}) with flags {}",
@@ -66,7 +66,7 @@ KResult VFS::mount(FS& file_system, Custody& mount_point, int flags)
 
 KResult VFS::bind_mount(Custody& source, Custody& mount_point, int flags)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     dbgln("VFS: Bind-mounting {} at {}", source.absolute_path(), mount_point.absolute_path());
     // FIXME: check that this is not already a mount point
@@ -77,7 +77,7 @@ KResult VFS::bind_mount(Custody& source, Custody& mount_point, int flags)
 
 KResult VFS::remount(Custody& mount_point, int new_flags)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     dbgln("VFS: Remounting {}", mount_point.absolute_path());
 
@@ -91,7 +91,7 @@ KResult VFS::remount(Custody& mount_point, int new_flags)
 
 KResult VFS::unmount(Inode& guest_inode)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     dbgln("VFS: unmount called with inode {}", guest_inode.identifier());
 
     for (size_t i = 0; i < m_mounts.size(); ++i) {
diff --git a/Kernel/Lock.h b/Kernel/Lock.h
index 82acb319a9ee04d..55ed7d2757d098e 100644
--- a/Kernel/Lock.h
+++ b/Kernel/Lock.h
@@ -127,8 +127,6 @@ class Locker {
     bool m_locked { true };
 };
 
-#define LOCKER(...) Locker locker(__VA_ARGS__)
-
 template<typename T>
 class Lockable {
 public:
@@ -142,7 +140,7 @@ class Lockable {
 
     [[nodiscard]] T lock_and_copy()
     {
-        LOCKER(m_lock);
+        Locker locker(m_lock);
         return m_resource;
     }
 
diff --git a/Kernel/Net/IPv4Socket.cpp b/Kernel/Net/IPv4Socket.cpp
index 3063ec1e3e66c80..d202f7e1f678859 100644
--- a/Kernel/Net/IPv4Socket.cpp
+++ b/Kernel/Net/IPv4Socket.cpp
@@ -53,13 +53,13 @@ IPv4Socket::IPv4Socket(int type, int protocol)
     if (m_buffer_mode == BufferMode::Bytes) {
         m_scratch_buffer = KBuffer::create_with_size(65536);
     }
-    LOCKER(all_sockets().lock());
+    Locker locker(all_sockets().lock());
     all_sockets().resource().set(this);
 }
 
 IPv4Socket::~IPv4Socket()
 {
-    LOCKER(all_sockets().lock());
+    Locker locker(all_sockets().lock());
     all_sockets().resource().remove(this);
 }
 
@@ -108,7 +108,7 @@ KResult IPv4Socket::bind(Userspace<const sockaddr*> user_address, socklen_t addr
 
 KResult IPv4Socket::listen(size_t backlog)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     int rc = allocate_local_port_if_needed();
     if (rc < 0)
         return EADDRINUSE;
@@ -172,7 +172,7 @@ int IPv4Socket::allocate_local_port_if_needed()
 
 KResultOr<size_t> IPv4Socket::sendto(FileDescription&, const UserOrKernelBuffer& data, size_t data_length, [[maybe_unused]] int flags, Userspace<const sockaddr*> addr, socklen_t addr_length)
 {
-    LOCKER(lock());
+    Locker locker(lock());
 
     if (addr && addr_length != sizeof(sockaddr_in))
         return EINVAL;
@@ -357,7 +357,7 @@ KResultOr<size_t> IPv4Socket::recvfrom(FileDescription& description, UserOrKerne
 
 bool IPv4Socket::did_receive(const IPv4Address& source_address, u16 source_port, KBuffer&& packet, const Time& packet_timestamp)
 {
-    LOCKER(lock());
+    Locker locker(lock());
 
     if (is_shut_down_for_reading())
         return false;
diff --git a/Kernel/Net/LocalSocket.cpp b/Kernel/Net/LocalSocket.cpp
index 6a73450b929be54..bb7b1cbe8636a8d 100644
--- a/Kernel/Net/LocalSocket.cpp
+++ b/Kernel/Net/LocalSocket.cpp
@@ -26,7 +26,7 @@ Lockable<InlineLinkedList<LocalSocket>>& LocalSocket::all_sockets()
 
 void LocalSocket::for_each(Function<void(const LocalSocket&)> callback)
 {
-    LOCKER(all_sockets().lock(), Lock::Mode::Shared);
+    Locker locker(all_sockets().lock(), Lock::Mode::Shared);
     for (auto& socket : all_sockets().resource())
         callback(socket);
 }
@@ -39,7 +39,7 @@ KResultOr<NonnullRefPtr<Socket>> LocalSocket::create(int type)
 LocalSocket::LocalSocket(int type)
     : Socket(AF_LOCAL, type, 0)
 {
-    LOCKER(all_sockets().lock());
+    Locker locker(all_sockets().lock());
     all_sockets().resource().append(this);
 
     auto current_process = Process::current();
@@ -59,7 +59,7 @@ LocalSocket::LocalSocket(int type)
 
 LocalSocket::~LocalSocket()
 {
-    LOCKER(all_sockets().lock());
+    Locker locker(all_sockets().lock());
     all_sockets().resource().remove(this);
 }
 
@@ -182,7 +182,7 @@ KResult LocalSocket::connect(FileDescription& description, Userspace<const socka
 
 KResult LocalSocket::listen(size_t backlog)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     if (type() != SOCK_STREAM)
         return EOPNOTSUPP;
     set_backlog(backlog);
@@ -433,7 +433,7 @@ NonnullRefPtrVector<FileDescription>& LocalSocket::sendfd_queue_for(const FileDe
 
 KResult LocalSocket::sendfd(const FileDescription& socket_description, FileDescription& passing_description)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     auto role = this->role(socket_description);
     if (role != Role::Connected && role != Role::Accepted)
         return EINVAL;
@@ -447,7 +447,7 @@ KResult LocalSocket::sendfd(const FileDescription& socket_description, FileDescr
 
 KResultOr<NonnullRefPtr<FileDescription>> LocalSocket::recvfd(const FileDescription& socket_description)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     auto role = this->role(socket_description);
     if (role != Role::Connected && role != Role::Accepted)
         return EINVAL;
diff --git a/Kernel/Net/NetworkAdapter.cpp b/Kernel/Net/NetworkAdapter.cpp
index 53a00a3b9b30934..658c694a674c250 100644
--- a/Kernel/Net/NetworkAdapter.cpp
+++ b/Kernel/Net/NetworkAdapter.cpp
@@ -28,14 +28,14 @@ static Lockable<HashTable<NetworkAdapter*>>& all_adapters()
 
 void NetworkAdapter::for_each(Function<void(NetworkAdapter&)> callback)
 {
-    LOCKER(all_adapters().lock());
+    Locker locker(all_adapters().lock());
     for (auto& it : all_adapters().resource())
         callback(*it);
 }
 
 RefPtr<NetworkAdapter> NetworkAdapter::from_ipv4_address(const IPv4Address& address)
 {
-    LOCKER(all_adapters().lock());
+    Locker locker(all_adapters().lock());
     for (auto* adapter : all_adapters().resource()) {
         if (adapter->ipv4_address() == address)
             return adapter;
diff --git a/Kernel/Net/NetworkTask.cpp b/Kernel/Net/NetworkTask.cpp
index 7f97f6cbfcb5bac..d3a13c27fdbac0c 100644
--- a/Kernel/Net/NetworkTask.cpp
+++ b/Kernel/Net/NetworkTask.cpp
@@ -196,7 +196,7 @@ void handle_icmp(const EthernetFrameHeader& eth, const IPv4Packet& ipv4_packet,
     {
         NonnullRefPtrVector<IPv4Socket> icmp_sockets;
         {
-            LOCKER(IPv4Socket::all_sockets().lock(), Lock::Mode::Shared);
+            Locker locker(IPv4Socket::all_sockets().lock(), Lock::Mode::Shared);
             for (auto* socket : IPv4Socket::all_sockets().resource()) {
                 if (socket->protocol() != (unsigned)IPv4Protocol::ICMP)
                     continue;
@@ -330,7 +330,7 @@ void handle_tcp(const IPv4Packet& ipv4_packet, const Time& packet_timestamp)
         return;
     }
 
-    LOCKER(socket->lock());
+    Locker locker(socket->lock());
 
     VERIFY(socket->type() == SOCK_STREAM);
     VERIFY(socket->local_port() == tcp_packet.destination_port());
@@ -361,7 +361,7 @@ void handle_tcp(const IPv4Packet& ipv4_packet, const Time& packet_timestamp)
                 dmesgln("handle_tcp: couldn't create client socket");
                 return;
             }
-            LOCKER(client->lock());
+            Locker locker(client->lock());
             dbgln_if(TCP_DEBUG, "handle_tcp: created new client socket with tuple {}", client->tuple().to_string());
             client->set_sequence_number(1000);
             client->set_ack_number(tcp_packet.sequence_number() + payload_size + 1);
diff --git a/Kernel/Net/Routing.cpp b/Kernel/Net/Routing.cpp
index c642e5bc8e94475..6f2f944fb6d8335 100644
--- a/Kernel/Net/Routing.cpp
+++ b/Kernel/Net/Routing.cpp
@@ -104,7 +104,7 @@ Lockable<HashMap<IPv4Address, MACAddress>>& arp_table()
 
 void update_arp_table(const IPv4Address& ip_addr, const MACAddress& addr)
 {
-    LOCKER(arp_table().lock());
+    Locker locker(arp_table().lock());
     arp_table().resource().set(ip_addr, addr);
     s_arp_table_block_condition->unblock(ip_addr, addr);
 
@@ -196,7 +196,7 @@ RoutingDecision route_to(const IPv4Address& target, const IPv4Address& source, c
         return { adapter, { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff } };
 
     {
-        LOCKER(arp_table().lock());
+        Locker locker(arp_table().lock());
         auto addr = arp_table().resource().get(next_hop_ip);
         if (addr.has_value()) {
             dbgln_if(ROUTING_DEBUG, "Routing: Using cached ARP entry for {} ({})", next_hop_ip, addr.value().to_string());
diff --git a/Kernel/Net/Socket.cpp b/Kernel/Net/Socket.cpp
index 6c36f8ff1dc5aec..b7c48c73ccf785f 100644
--- a/Kernel/Net/Socket.cpp
+++ b/Kernel/Net/Socket.cpp
@@ -51,7 +51,7 @@ void Socket::set_setup_state(SetupState new_setup_state)
 
 RefPtr<Socket> Socket::accept()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_pending.is_empty())
         return nullptr;
     dbgln_if(SOCKET_DEBUG, "Socket({}) de-queueing connection", this);
@@ -69,7 +69,7 @@ RefPtr<Socket> Socket::accept()
 KResult Socket::queue_connection_from(NonnullRefPtr<Socket> peer)
 {
     dbgln_if(SOCKET_DEBUG, "Socket({}) queueing connection", this);
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_pending.size() >= m_backlog)
         return ECONNREFUSED;
     m_pending.append(peer);
@@ -240,7 +240,7 @@ KResultOr<size_t> Socket::write(FileDescription& description, u64, const UserOrK
 
 KResult Socket::shutdown(int how)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     if (type() == SOCK_STREAM && !is_connected())
         return ENOTCONN;
     if (m_role == Role::Listener)
@@ -263,7 +263,7 @@ KResult Socket::stat(::stat& st) const
 
 void Socket::set_connected(bool connected)
 {
-    LOCKER(lock());
+    Locker locker(lock());
     if (m_connected == connected)
         return;
     m_connected = connected;
diff --git a/Kernel/Net/TCPSocket.cpp b/Kernel/Net/TCPSocket.cpp
index d7608cd5f57c04b..ae06bffec7454d2 100644
--- a/Kernel/Net/TCPSocket.cpp
+++ b/Kernel/Net/TCPSocket.cpp
@@ -20,7 +20,7 @@ namespace Kernel {
 
 void TCPSocket::for_each(Function<void(const TCPSocket&)> callback)
 {
-    LOCKER(sockets_by_tuple().lock(), Lock::Mode::Shared);
+    Locker locker(sockets_by_tuple().lock(), Lock::Mode::Shared);
     for (auto& it : sockets_by_tuple().resource())
         callback(*it.value);
 }
@@ -38,7 +38,7 @@ void TCPSocket::set_state(State new_state)
         m_role = Role::Connected;
 
     if (new_state == State::Closed) {
-        LOCKER(closing_sockets().lock());
+        Locker locker(closing_sockets().lock());
         closing_sockets().resource().remove(tuple());
     }
 
@@ -62,7 +62,7 @@ Lockable<HashMap<IPv4SocketTuple, TCPSocket*>>& TCPSocket::sockets_by_tuple()
 
 RefPtr<TCPSocket> TCPSocket::from_tuple(const IPv4SocketTuple& tuple)
 {
-    LOCKER(sockets_by_tuple().lock(), Lock::Mode::Shared);
+    Locker locker(sockets_by_tuple().lock(), Lock::Mode::Shared);
 
     auto exact_match = sockets_by_tuple().resource().get(tuple);
     if (exact_match.has_value())
@@ -90,7 +90,7 @@ RefPtr<TCPSocket> TCPSocket::create_client(const IPv4Address& new_local_address,
 {
     auto tuple = IPv4SocketTuple(new_local_address, new_local_port, new_peer_address, new_peer_port);
 
-    LOCKER(sockets_by_tuple().lock());
+    Locker locker(sockets_by_tuple().lock());
     if (sockets_by_tuple().resource().contains(tuple))
         return {};
 
@@ -131,7 +131,7 @@ TCPSocket::TCPSocket(int protocol)
 
 TCPSocket::~TCPSocket()
 {
-    LOCKER(sockets_by_tuple().lock());
+    Locker locker(sockets_by_tuple().lock());
     sockets_by_tuple().resource().remove(tuple());
 
     dbgln_if(TCP_SOCKET_DEBUG, "~TCPSocket in state {}", to_string(state()));
@@ -190,7 +190,7 @@ KResult TCPSocket::send_tcp_packet(u16 flags, const UserOrKernelBuffer* payload,
     tcp_packet.set_checksum(compute_tcp_checksum(local_address(), peer_address(), tcp_packet, payload_size));
 
     if (tcp_packet.has_syn() || payload_size > 0) {
-        LOCKER(m_not_acked_lock);
+        Locker locker(m_not_acked_lock);
         m_not_acked.append({ m_sequence_number, move(buffer) });
         send_outgoing_packets();
         return KSuccess;
@@ -218,7 +218,7 @@ void TCPSocket::send_outgoing_packets()
 
     auto now = kgettimeofday();
 
-    LOCKER(m_not_acked_lock, Lock::Mode::Shared);
+    Locker locker(m_not_acked_lock, Lock::Mode::Shared);
     for (auto& packet : m_not_acked) {
         auto diff = now - packet.tx_time;
         if (diff <= Time::from_nanoseconds(500'000'000))
@@ -274,7 +274,7 @@ void TCPSocket::receive_tcp_packet(const TCPPacket& packet, u16 size)
         dbgln_if(TCP_SOCKET_DEBUG, "TCPSocket: receive_tcp_packet: {}", ack_number);
 
         int removed = 0;
-        LOCKER(m_not_acked_lock);
+        Locker locker(m_not_acked_lock);
         while (!m_not_acked.is_empty()) {
             auto& packet = m_not_acked.first();
 
@@ -349,7 +349,7 @@ KResult TCPSocket::protocol_bind()
 
 KResult TCPSocket::protocol_listen()
 {
-    LOCKER(sockets_by_tuple().lock());
+    Locker locker(sockets_by_tuple().lock());
     if (sockets_by_tuple().resource().contains(tuple()))
         return EADDRINUSE;
     sockets_by_tuple().resource().set(tuple(), this);
@@ -408,7 +408,7 @@ int TCPSocket::protocol_allocate_local_port()
     static const u16 ephemeral_port_range_size = last_ephemeral_port - first_ephemeral_port;
     u16 first_scan_port = first_ephemeral_port + get_good_random<u16>() % ephemeral_port_range_size;
 
-    LOCKER(sockets_by_tuple().lock());
+    Locker locker(sockets_by_tuple().lock());
     for (u16 port = first_scan_port;;) {
         IPv4SocketTuple proposed_tuple(local_address(), port, peer_address(), peer_port());
 
@@ -468,7 +468,7 @@ KResult TCPSocket::close()
         set_state(State::LastAck);
     }
 
-    LOCKER(closing_sockets().lock());
+    Locker locker(closing_sockets().lock());
     closing_sockets().resource().set(tuple(), *this);
     return result;
 }
diff --git a/Kernel/Net/UDPSocket.cpp b/Kernel/Net/UDPSocket.cpp
index 309823d626b77d5..fe6068974b6a1e6 100644
--- a/Kernel/Net/UDPSocket.cpp
+++ b/Kernel/Net/UDPSocket.cpp
@@ -17,7 +17,7 @@ namespace Kernel {
 
 void UDPSocket::for_each(Function<void(const UDPSocket&)> callback)
 {
-    LOCKER(sockets_by_port().lock(), Lock::Mode::Shared);
+    Locker locker(sockets_by_port().lock(), Lock::Mode::Shared);
     for (auto it : sockets_by_port().resource())
         callback(*it.value);
 }
@@ -33,7 +33,7 @@ SocketHandle<UDPSocket> UDPSocket::from_port(u16 port)
 {
     RefPtr<UDPSocket> socket;
     {
-        LOCKER(sockets_by_port().lock(), Lock::Mode::Shared);
+        Locker locker(sockets_by_port().lock(), Lock::Mode::Shared);
         auto it = sockets_by_port().resource().find(port);
         if (it == sockets_by_port().resource().end())
             return {};
@@ -50,7 +50,7 @@ UDPSocket::UDPSocket(int protocol)
 
 UDPSocket::~UDPSocket()
 {
-    LOCKER(sockets_by_port().lock());
+    Locker locker(sockets_by_port().lock());
     sockets_by_port().resource().remove(local_port());
 }
 
@@ -104,7 +104,7 @@ int UDPSocket::protocol_allocate_local_port()
     static const u16 ephemeral_port_range_size = last_ephemeral_port - first_ephemeral_port;
     u16 first_scan_port = first_ephemeral_port + get_good_random<u16>() % ephemeral_port_range_size;
 
-    LOCKER(sockets_by_port().lock());
+    Locker locker(sockets_by_port().lock());
     for (u16 port = first_scan_port;;) {
         auto it = sockets_by_port().resource().find(port);
         if (it == sockets_by_port().resource().end()) {
@@ -123,7 +123,7 @@ int UDPSocket::protocol_allocate_local_port()
 
 KResult UDPSocket::protocol_bind()
 {
-    LOCKER(sockets_by_port().lock());
+    Locker locker(sockets_by_port().lock());
     if (sockets_by_port().resource().contains(local_port()))
         return EADDRINUSE;
     sockets_by_port().resource().set(local_port(), this);
diff --git a/Kernel/Random.cpp b/Kernel/Random.cpp
index 7e0434d0d45fe2d..86706d45bef408a 100644
--- a/Kernel/Random.cpp
+++ b/Kernel/Random.cpp
@@ -125,7 +125,7 @@ bool get_good_random_bytes(u8* buffer, size_t buffer_size, bool allow_wait, bool
     if (can_wait && allow_wait) {
         for (;;) {
             {
-                LOCKER(KernelRng::the().lock());
+                Locker locker(KernelRng::the().lock());
                 if (kernel_rng.resource().get_random_bytes(buffer, buffer_size)) {
                     result = true;
                     break;
diff --git a/Kernel/Storage/AHCIPort.cpp b/Kernel/Storage/AHCIPort.cpp
index 30e31a64c049b72..e6c9b8faa132255 100644
--- a/Kernel/Storage/AHCIPort.cpp
+++ b/Kernel/Storage/AHCIPort.cpp
@@ -105,7 +105,7 @@ void AHCIPort::handle_interrupt()
         } else {
             g_io_work->queue([this]() {
                 dbgln_if(AHCI_DEBUG, "AHCI Port {}: Request handled", representative_port_index());
-                LOCKER(m_lock);
+                Locker locker(m_lock);
                 VERIFY(m_current_request);
                 VERIFY(m_current_scatter_list);
                 if (m_current_request->request_type() == AsyncBlockDeviceRequest::Read) {
@@ -133,7 +133,7 @@ bool AHCIPort::is_interrupts_enabled() const
 
 void AHCIPort::recover_from_fatal_error()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     ScopedSpinLock lock(m_hard_lock);
     dmesgln("{}: AHCI Port {} fatal error, shutting down!", m_parent_handler->hba_controller()->pci_address(), representative_port_index());
     dmesgln("{}: AHCI Port {} fatal error, SError {}", m_parent_handler->hba_controller()->pci_address(), representative_port_index(), (u32)m_port_registers.serr);
@@ -217,7 +217,7 @@ void AHCIPort::eject()
 
 bool AHCIPort::reset()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     ScopedSpinLock lock(m_hard_lock);
 
     dbgln_if(AHCI_DEBUG, "AHCI Port {}: Resetting", representative_port_index());
@@ -242,7 +242,7 @@ bool AHCIPort::reset()
 
 bool AHCIPort::initialize_without_reset()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     ScopedSpinLock lock(m_hard_lock);
     dmesgln("AHCI Port {}: {}", representative_port_index(), try_disambiguate_sata_status());
     return initialize(lock);
@@ -454,7 +454,7 @@ Optional<AsyncDeviceRequest::RequestResult> AHCIPort::prepare_and_set_scatter_li
 
 void AHCIPort::start_request(AsyncBlockDeviceRequest& request)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     dbgln_if(AHCI_DEBUG, "AHCI Port {}: Request start", representative_port_index());
     VERIFY(!m_current_request);
     VERIFY(!m_current_scatter_list);
@@ -657,7 +657,7 @@ bool AHCIPort::identify_device(ScopedSpinLock<SpinLock<u8>>& main_lock)
 
 bool AHCIPort::shutdown()
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     ScopedSpinLock lock(m_hard_lock);
     rebase();
     set_interface_state(AHCI::DeviceDetectionInitialization::DisableInterface);
diff --git a/Kernel/Storage/IDEChannel.cpp b/Kernel/Storage/IDEChannel.cpp
index 7c592007b54e922..ed18925f4792900 100644
--- a/Kernel/Storage/IDEChannel.cpp
+++ b/Kernel/Storage/IDEChannel.cpp
@@ -90,7 +90,7 @@ UNMAP_AFTER_INIT IDEChannel::~IDEChannel()
 
 void IDEChannel::start_request(AsyncBlockDeviceRequest& request, bool is_slave, u16 capabilities)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     VERIFY(m_current_request.is_null());
 
     dbgln_if(PATA_DEBUG, "IDEChannel::start_request");
@@ -117,7 +117,7 @@ void IDEChannel::complete_current_request(AsyncDeviceRequest::RequestResult resu
     // before Processor::deferred_call_queue returns!
     g_io_work->queue([this, result]() {
         dbgln_if(PATA_DEBUG, "IDEChannel::complete_current_request result: {}", (int)result);
-        LOCKER(m_lock);
+        Locker locker(m_lock);
         VERIFY(m_current_request);
         auto current_request = m_current_request;
         m_current_request.clear();
@@ -205,7 +205,7 @@ void IDEChannel::handle_irq(const RegisterState&)
     // This is important so that we can safely access the buffers, which could
     // trigger page faults
     g_io_work->queue([this]() {
-        LOCKER(m_lock);
+        Locker locker(m_lock);
         ScopedSpinLock lock(m_request_lock);
         if (m_current_request->request_type() == AsyncBlockDeviceRequest::Read) {
             dbgln_if(PATA_DEBUG, "IDEChannel: Read block {}/{}", m_current_request_block_index, m_current_request->block_count());
diff --git a/Kernel/Storage/RamdiskDevice.cpp b/Kernel/Storage/RamdiskDevice.cpp
index 87fd37144e026b7..f2f4fe028c87b51 100644
--- a/Kernel/Storage/RamdiskDevice.cpp
+++ b/Kernel/Storage/RamdiskDevice.cpp
@@ -35,7 +35,7 @@ const char* RamdiskDevice::class_name() const
 
 void RamdiskDevice::start_request(AsyncBlockDeviceRequest& request)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
 
     u8* base = m_region->vaddr().as_ptr();
     size_t size = m_region->size();
diff --git a/Kernel/Syscalls/hostname.cpp b/Kernel/Syscalls/hostname.cpp
index 5ad02a905d3731e..cc3b4b7f48eb551 100644
--- a/Kernel/Syscalls/hostname.cpp
+++ b/Kernel/Syscalls/hostname.cpp
@@ -16,7 +16,7 @@ KResultOr<int> Process::sys$gethostname(Userspace<char*> buffer, ssize_t size)
     REQUIRE_PROMISE(stdio);
     if (size < 0)
         return EINVAL;
-    LOCKER(*g_hostname_lock, Lock::Mode::Shared);
+    Locker locker(*g_hostname_lock, Lock::Mode::Shared);
     if ((size_t)size < (g_hostname->length() + 1))
         return ENAMETOOLONG;
     if (!copy_to_user(buffer, g_hostname->characters(), g_hostname->length() + 1))
@@ -31,7 +31,7 @@ KResultOr<int> Process::sys$sethostname(Userspace<const char*> hostname, ssize_t
         return EPERM;
     if (length < 0)
         return EINVAL;
-    LOCKER(*g_hostname_lock, Lock::Mode::Exclusive);
+    Locker locker(*g_hostname_lock, Lock::Mode::Exclusive);
     if (length > 64)
         return ENAMETOOLONG;
     auto copied_hostname = copy_string_from_user(hostname, length);
diff --git a/Kernel/Syscalls/uname.cpp b/Kernel/Syscalls/uname.cpp
index 21fb2c87844135b..2e65239b60ea71b 100644
--- a/Kernel/Syscalls/uname.cpp
+++ b/Kernel/Syscalls/uname.cpp
@@ -15,7 +15,7 @@ KResultOr<int> Process::sys$uname(Userspace<utsname*> user_buf)
 
     REQUIRE_PROMISE(stdio);
 
-    LOCKER(*g_hostname_lock, Lock::Mode::Shared);
+    Locker locker(*g_hostname_lock, Lock::Mode::Shared);
     if (g_hostname->length() + 1 > sizeof(utsname::nodename))
         return ENAMETOOLONG;
 
diff --git a/Kernel/TTY/PTYMultiplexer.cpp b/Kernel/TTY/PTYMultiplexer.cpp
index 1df690cc5c353ae..ae19e6f8ada9b85 100644
--- a/Kernel/TTY/PTYMultiplexer.cpp
+++ b/Kernel/TTY/PTYMultiplexer.cpp
@@ -36,7 +36,7 @@ UNMAP_AFTER_INIT PTYMultiplexer::~PTYMultiplexer()
 
 KResultOr<NonnullRefPtr<FileDescription>> PTYMultiplexer::open(int options)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     if (m_freelist.is_empty())
         return EBUSY;
     auto master_index = m_freelist.take_last();
@@ -52,7 +52,7 @@ KResultOr<NonnullRefPtr<FileDescription>> PTYMultiplexer::open(int options)
 
 void PTYMultiplexer::notify_master_destroyed(Badge<MasterPTY>, unsigned index)
 {
-    LOCKER(m_lock);
+    Locker locker(m_lock);
     m_freelist.append(index);
     dbgln_if(PTMX_DEBUG, "PTYMultiplexer: {} added to freelist", index);
 }
diff --git a/Kernel/VM/AnonymousVMObject.cpp b/Kernel/VM/AnonymousVMObject.cpp
index 7d9b577832d1474..fec628414fa9e1c 100644
--- a/Kernel/VM/AnonymousVMObject.cpp
+++ b/Kernel/VM/AnonymousVMObject.cpp
@@ -161,7 +161,7 @@ AnonymousVMObject::~AnonymousVMObject()
 
 int AnonymousVMObject::purge()
 {
-    LOCKER(m_paging_lock);
+    Locker locker(m_paging_lock);
     return purge_impl();
 }
 
diff --git a/Kernel/VM/InodeVMObject.cpp b/Kernel/VM/InodeVMObject.cpp
index e553e4be66d2557..bdde999712719ff 100644
--- a/Kernel/VM/InodeVMObject.cpp
+++ b/Kernel/VM/InodeVMObject.cpp
@@ -53,7 +53,7 @@ size_t InodeVMObject::amount_dirty() const
 
 int InodeVMObject::release_all_clean_pages()
 {
-    LOCKER(m_paging_lock);
+    Locker locker(m_paging_lock);
     return release_all_clean_pages_impl();
 }
 
diff --git a/Kernel/VM/Region.cpp b/Kernel/VM/Region.cpp
index 8e68ba08d349fc9..84be9f285db1df8 100644
--- a/Kernel/VM/Region.cpp
+++ b/Kernel/VM/Region.cpp
@@ -451,7 +451,7 @@ PageFaultResponse Region::handle_zero_fault(size_t page_index_in_region)
     VERIFY_INTERRUPTS_DISABLED();
     VERIFY(vmobject().is_anonymous());
 
-    LOCKER(vmobject().m_paging_lock);
+    Locker locker(vmobject().m_paging_lock);
 
     auto& page_slot = physical_page_slot(page_index_in_region);
     auto page_index_in_vmobject = translate_to_vmobject_page(page_index_in_region);
@@ -514,7 +514,7 @@ PageFaultResponse Region::handle_inode_fault(size_t page_index_in_region, Scoped
     VERIFY(!s_mm_lock.own_lock());
     VERIFY(!g_scheduler_lock.own_lock());
 
-    LOCKER(vmobject().m_paging_lock);
+    Locker locker(vmobject().m_paging_lock);
 
     mm_lock.lock();