Kernel: Assign Lock names in class member initializers.

Kernel/Devices/IDEDiskDevice.cpp

@@ -40,7 +40,6 @@ Retained<IDEDiskDevice> IDEDiskDevice::create()
 
 IDEDiskDevice::IDEDiskDevice()
     : IRQHandler(IRQ_FIXED_DISK)
-    , m_lock("IDEDiskDevice")
 {
     initialize();
 }

Kernel/Devices/IDEDiskDevice.h

@@ -30,7 +30,7 @@ private:
     bool read_sectors(dword start_sector, word count, byte* buffer);
     bool write_sectors(dword start_sector, word count, const byte* data);
 
-    Lock m_lock;
+    Lock m_lock { "IDEDiskDevice" };
     word m_cylinders { 0 };
     word m_heads { 0 };
     word m_sectors_per_track { 0 };

Kernel/DoubleBuffer.h

@@ -9,7 +9,6 @@ public:
     DoubleBuffer()
         : m_write_buffer(&m_buffer1)
         , m_read_buffer(&m_buffer2)
-        , m_lock("DoubleBuffer")
     {
     }
 
@@ -31,5 +30,5 @@ private:
     Vector<byte> m_buffer2;
     ssize_t m_read_buffer_index { 0 };
     bool m_empty { true };
-    Lock m_lock;
+    Lock m_lock { "DoubleBuffer" };
 };

Kernel/FileSystem/FileSystem.cpp

@@ -25,8 +25,7 @@ HashTable<Inode*>& all_inodes()
 }
 
 FS::FS()
-    : m_lock("FS")
-    , m_fsid(++s_lastFileSystemID)
+    : m_fsid(++s_lastFileSystemID)
 {
     all_fses().set(m_fsid, this);
 }
@@ -87,8 +86,7 @@ FS::DirectoryEntry::DirectoryEntry(const char* n, int nl, InodeIdentifier i, byt
 }
 
 Inode::Inode(FS& fs, unsigned index)
-    : m_lock("Inode")
-    , m_fs(fs)
+    : m_fs(fs)
     , m_index(index)
 {
     all_inodes().set(this);

Kernel/FileSystem/FileSystem.h

@@ -62,7 +62,7 @@ public:
 protected:
     FS();
 
-    mutable Lock m_lock;
+    mutable Lock m_lock { "FS" };
 
 private:
     unsigned m_fsid { 0 };
@@ -133,7 +133,7 @@ protected:
     void inode_contents_changed(off_t, ssize_t, const byte*);
     void inode_size_changed(size_t old_size, size_t new_size);
 
-    mutable Lock m_lock;
+    mutable Lock m_lock { "Inode" };
 
 private:
     FS& m_fs;

Kernel/Net/Socket.cpp

@@ -19,8 +19,7 @@ KResultOr<Retained<Socket>> Socket::create(int domain, int type, int protocol)
 }
 
 Socket::Socket(int domain, int type, int protocol)
-    : m_lock("Socket")
-    , m_domain(domain)
+    : m_domain(domain)
     , m_type(type)
     , m_protocol(protocol)
 {

Kernel/Net/Socket.h

@@ -60,7 +60,7 @@ protected:
     void load_send_deadline();
 
 private:
-    Lock m_lock;
+    Lock m_lock { "Socket" };
     pid_t m_origin_pid { 0 };
     int m_domain { 0 };
     int m_type { 0 };

Kernel/Process.cpp

@@ -549,7 +549,6 @@ Process::Process(String&& name, uid_t uid, gid_t gid, pid_t ppid, RingLevel ring
     , m_executable(move(executable))
     , m_tty(tty)
     , m_ppid(ppid)
-    , m_big_lock("Big Process Lock")
 {
     dbgprintf("Process: New process PID=%u with name=%s\n", m_pid, m_name.characters());
 

Kernel/Process.h

@@ -326,7 +326,7 @@ private:
 
     RetainPtr<ProcessTracer> m_tracer;
 
-    Lock m_big_lock;
+    Lock m_big_lock { "Process" };
 };
 
 class ProcessInspectionHandle {

Kernel/TTY/PTYMultiplexer.cpp

@@ -17,7 +17,6 @@ PTYMultiplexer& PTYMultiplexer::the()
 
 PTYMultiplexer::PTYMultiplexer()
     : CharacterDevice(5, 2)
-    , m_lock("PTYMultiplexer")
 {
     s_the = this;
     m_freelist.ensure_capacity(s_max_pty_pairs);

Kernel/TTY/PTYMultiplexer.h

@@ -27,6 +27,6 @@ private:
     // ^CharacterDevice
     virtual const char* class_name() const override { return "PTYMultiplexer"; }
 
-    Lock m_lock;
+    Lock m_lock { "PTYMultiplexer" };
     Vector<unsigned> m_freelist;
 };

Kernel/VM/VMObject.h

@@ -55,5 +55,5 @@ private:
     bool m_allow_cpu_caching { true };
     RetainPtr<Inode> m_inode;
     Vector<RetainPtr<PhysicalPage>> m_physical_pages;
-    Lock m_paging_lock;
+    Lock m_paging_lock { "VMObject" };
 };