Kernel: Rename "descriptor" to "description" where appropriate.

Now that FileDescription is called that, variables of that type should not
be called "descriptor". This is kinda wordy but we'll get used to it.

Kernel/FileSystem/FIFO.cpp

@@ -32,10 +32,10 @@ Retained<FIFO> FIFO::create(uid_t uid)
 
 Retained<FileDescription> FIFO::open_direction(FIFO::Direction direction)
 {
-    auto descriptor = FileDescription::create(this);
+    auto description = FileDescription::create(this);
     attach(direction);
-    descriptor->set_fifo_direction({}, direction);
-    return descriptor;
+    description->set_fifo_direction({}, direction);
+    return description;
 }
 
 FIFO::FIFO(uid_t uid)

Kernel/FileSystem/FileDescription.cpp

@@ -17,9 +17,9 @@
 
 Retained<FileDescription> FileDescription::create(RetainPtr<Custody>&& custody)
 {
-    auto descriptor = adopt(*new FileDescription(InodeFile::create(custody->inode())));
-    descriptor->m_custody = move(custody);
-    return descriptor;
+    auto description = adopt(*new FileDescription(InodeFile::create(custody->inode())));
+    description->m_custody = move(custody);
+    return description;
 }
 
 Retained<FileDescription> FileDescription::create(RetainPtr<File>&& file, SocketRole role)
@@ -60,20 +60,20 @@ void FileDescription::set_socket_role(SocketRole role)
 
 Retained<FileDescription> FileDescription::clone()
 {
-    RetainPtr<FileDescription> descriptor;
+    RetainPtr<FileDescription> description;
     if (is_fifo()) {
-        descriptor = fifo()->open_direction(m_fifo_direction);
+        description = fifo()->open_direction(m_fifo_direction);
     } else {
-        descriptor = FileDescription::create(m_file.copy_ref(), m_socket_role);
-        descriptor->m_custody = m_custody.copy_ref();
-        descriptor->m_inode = m_inode.copy_ref();
+        description = FileDescription::create(m_file.copy_ref(), m_socket_role);
+        description->m_custody = m_custody.copy_ref();
+        description->m_inode = m_inode.copy_ref();
     }
-    ASSERT(descriptor);
-    descriptor->m_current_offset = m_current_offset;
-    descriptor->m_is_blocking = m_is_blocking;
-    descriptor->m_should_append = m_should_append;
-    descriptor->m_file_flags = m_file_flags;
-    return *descriptor;
+    ASSERT(description);
+    description->m_current_offset = m_current_offset;
+    description->m_is_blocking = m_is_blocking;
+    description->m_should_append = m_should_append;
+    description->m_file_flags = m_file_flags;
+    return *description;
 }
 
 KResult FileDescription::fstat(stat& buffer)

Kernel/FileSystem/InodeFile.cpp

@@ -13,32 +13,32 @@ InodeFile::~InodeFile()
 {
 }
 
-ssize_t InodeFile::read(FileDescription& descriptor, byte* buffer, ssize_t count)
+ssize_t InodeFile::read(FileDescription& description, byte* buffer, ssize_t count)
 {
-    return m_inode->read_bytes(descriptor.offset(), count, buffer, &descriptor);
+    return m_inode->read_bytes(description.offset(), count, buffer, &description);
 }
 
-ssize_t InodeFile::write(FileDescription& descriptor, const byte* data, ssize_t count)
+ssize_t InodeFile::write(FileDescription& description, const byte* data, ssize_t count)
 {
-    return m_inode->write_bytes(descriptor.offset(), count, data, &descriptor);
+    return m_inode->write_bytes(description.offset(), count, data, &description);
 }
 
-KResultOr<Region*> InodeFile::mmap(Process& process, FileDescription& descriptor, VirtualAddress preferred_vaddr, size_t offset, size_t size, int prot)
+KResultOr<Region*> InodeFile::mmap(Process& process, FileDescription& description, VirtualAddress preferred_vaddr, size_t offset, size_t size, int prot)
 {
     ASSERT(offset == 0);
     // FIXME: If PROT_EXEC, check that the underlying file system isn't mounted noexec.
     InterruptDisabler disabler;
-    auto* region = process.allocate_file_backed_region(preferred_vaddr, size, inode(), descriptor.absolute_path(), prot);
+    auto* region = process.allocate_file_backed_region(preferred_vaddr, size, inode(), description.absolute_path(), prot);
     if (!region)
         return KResult(-ENOMEM);
     return region;
 }
 
-String InodeFile::absolute_path(const FileDescription& descriptor) const
+String InodeFile::absolute_path(const FileDescription& description) const
 {
     ASSERT_NOT_REACHED();
-    ASSERT(descriptor.custody());
-    return descriptor.absolute_path();
+    ASSERT(description.custody());
+    return description.absolute_path();
 }
 
 KResult InodeFile::truncate(off_t size)

Kernel/FileSystem/ProcFS.cpp

@@ -189,10 +189,10 @@ ByteBuffer procfs$pid_fds(InodeIdentifier identifier)
         return {};
     StringBuilder builder;
     for (int i = 0; i < process.max_open_file_descriptors(); ++i) {
-        auto* descriptor = process.file_description(i);
-        if (!descriptor)
+        auto* description = process.file_description(i);
+        if (!description)
             continue;
-        builder.appendf("% 3u %s\n", i, descriptor->absolute_path().characters());
+        builder.appendf("% 3u %s\n", i, description->absolute_path().characters());
     }
     return builder.to_byte_buffer();
 }
@@ -204,10 +204,10 @@ ByteBuffer procfs$pid_fd_entry(InodeIdentifier identifier)
         return {};
     auto& process = handle->process();
     int fd = to_fd(identifier);
-    auto* descriptor = process.file_description(fd);
-    if (!descriptor)
+    auto* description = process.file_description(fd);
+    if (!description)
         return {};
-    return descriptor->absolute_path().to_byte_buffer();
+    return description->absolute_path().to_byte_buffer();
 }
 
 ByteBuffer procfs$pid_vm(InodeIdentifier identifier)
@@ -831,7 +831,7 @@ InodeMetadata ProcFSInode::metadata() const
     return metadata;
 }
 
-ssize_t ProcFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, FileDescription* descriptor) const
+ssize_t ProcFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, FileDescription* description) const
 {
 #ifdef PROCFS_DEBUG
     dbgprintf("ProcFS: read_bytes %u\n", index());
@@ -855,19 +855,19 @@ ssize_t ProcFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, FileD
     ASSERT(read_callback);
 
     ByteBuffer generated_data;
-    if (!descriptor) {
+    if (!description) {
         generated_data = (*read_callback)(identifier());
     } else {
-        if (!descriptor->generator_cache())
-            descriptor->generator_cache() = (*read_callback)(identifier());
-        generated_data = descriptor->generator_cache();
+        if (!description->generator_cache())
+            description->generator_cache() = (*read_callback)(identifier());
+        generated_data = description->generator_cache();
     }
 
     auto& data = generated_data;
     ssize_t nread = min(static_cast<off_t>(data.size() - offset), static_cast<off_t>(count));
     memcpy(buffer, data.pointer() + offset, nread);
-    if (nread == 0 && descriptor && descriptor->generator_cache())
-        descriptor->generator_cache().clear();
+    if (nread == 0 && description && description->generator_cache())
+        description->generator_cache().clear();
     return nread;
 }
 
@@ -936,8 +936,8 @@ bool ProcFSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntry&)
             return false;
         auto& process = handle->process();
         for (int i = 0; i < process.max_open_file_descriptors(); ++i) {
-            auto* descriptor = process.file_description(i);
-            if (!descriptor)
+            auto* description = process.file_description(i);
+            if (!description)
                 continue;
             char name[16];
             int name_length = ksprintf(name, "%u", i);

Kernel/FileSystem/SyntheticFileSystem.cpp

@@ -185,7 +185,7 @@ InodeMetadata SynthFSInode::metadata() const
     return m_metadata;
 }
 
-ssize_t SynthFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, FileDescription* descriptor) const
+ssize_t SynthFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, FileDescription* description) const
 {
     LOCKER(m_lock);
 #ifdef SYNTHFS_DEBUG
@@ -196,20 +196,20 @@ ssize_t SynthFSInode::read_bytes(off_t offset, ssize_t count, byte* buffer, File
 
     ByteBuffer generated_data;
     if (m_generator) {
-        if (!descriptor) {
+        if (!description) {
             generated_data = m_generator(const_cast<SynthFSInode&>(*this));
         } else {
-            if (!descriptor->generator_cache())
-                descriptor->generator_cache() = m_generator(const_cast<SynthFSInode&>(*this));
-            generated_data = descriptor->generator_cache();
+            if (!description->generator_cache())
+                description->generator_cache() = m_generator(const_cast<SynthFSInode&>(*this));
+            generated_data = description->generator_cache();
         }
     }
 
     auto* data = generated_data ? &generated_data : &m_data;
     ssize_t nread = min(static_cast<off_t>(data->size() - offset), static_cast<off_t>(count));
     memcpy(buffer, data->pointer() + offset, nread);
-    if (nread == 0 && descriptor && descriptor->generator_cache())
-        descriptor->generator_cache().clear();
+    if (nread == 0 && description && description->generator_cache())
+        description->generator_cache().clear();
     return nread;
 }
 

Kernel/KSyms.cpp

@@ -157,8 +157,8 @@ void load_ksyms()
 {
     auto result = VFS::the().open("/kernel.map", 0, 0, VFS::the().root_custody());
     ASSERT(!result.is_error());
-    auto descriptor = result.value();
-    auto buffer = descriptor->read_entire_file();
+    auto description = result.value();
+    auto buffer = description->read_entire_file();
     ASSERT(buffer);
     load_ksyms_from_data(buffer);
 }

Kernel/Net/IPv4Socket.cpp

@@ -89,7 +89,7 @@ KResult IPv4Socket::bind(const sockaddr* address, socklen_t address_size)
     return protocol_bind();
 }
 
-KResult IPv4Socket::connect(FileDescription& descriptor, const sockaddr* address, socklen_t address_size, ShouldBlock should_block)
+KResult IPv4Socket::connect(FileDescription& description, const sockaddr* address, socklen_t address_size, ShouldBlock should_block)
 {
     ASSERT(!m_bound);
     if (address_size != sizeof(sockaddr_in))
@@ -101,7 +101,7 @@ KResult IPv4Socket::connect(FileDescription& descriptor, const sockaddr* address
     m_peer_address = IPv4Address((const byte*)&ia.sin_addr.s_addr);
     m_peer_port = ntohs(ia.sin_port);
 
-    return protocol_connect(descriptor, should_block);
+    return protocol_connect(description, should_block);
 }
 
 void IPv4Socket::attach(FileDescription&)
@@ -114,23 +114,23 @@ void IPv4Socket::detach(FileDescription&)
     --m_attached_fds;
 }
 
-bool IPv4Socket::can_read(FileDescription& descriptor) const
+bool IPv4Socket::can_read(FileDescription& description) const
 {
-    if (descriptor.socket_role() == SocketRole::Listener)
+    if (description.socket_role() == SocketRole::Listener)
         return can_accept();
     if (protocol_is_disconnected())
         return true;
     return m_can_read;
 }
 
-ssize_t IPv4Socket::read(FileDescription& descriptor, byte* buffer, ssize_t size)
+ssize_t IPv4Socket::read(FileDescription& description, byte* buffer, ssize_t size)
 {
-    return recvfrom(descriptor, buffer, size, 0, nullptr, 0);
+    return recvfrom(description, buffer, size, 0, nullptr, 0);
 }
 
-ssize_t IPv4Socket::write(FileDescription& descriptor, const byte* data, ssize_t size)
+ssize_t IPv4Socket::write(FileDescription& description, const byte* data, ssize_t size)
 {
-    return sendto(descriptor, data, size, 0, nullptr, 0);
+    return sendto(description, data, size, 0, nullptr, 0);
 }
 
 bool IPv4Socket::can_write(FileDescription&) const
@@ -184,7 +184,7 @@ ssize_t IPv4Socket::sendto(FileDescription&, const void* data, size_t data_lengt
     return protocol_send(data, data_length);
 }
 
-ssize_t IPv4Socket::recvfrom(FileDescription& descriptor, void* buffer, size_t buffer_length, int flags, sockaddr* addr, socklen_t* addr_length)
+ssize_t IPv4Socket::recvfrom(FileDescription& description, void* buffer, size_t buffer_length, int flags, sockaddr* addr, socklen_t* addr_length)
 {
     (void)flags;
     if (addr_length && *addr_length < sizeof(sockaddr_in))
@@ -212,7 +212,7 @@ ssize_t IPv4Socket::recvfrom(FileDescription& descriptor, void* buffer, size_t b
         }
 
         load_receive_deadline();
-        current->block(Thread::BlockedReceive, descriptor);
+        current->block(Thread::BlockedReceive, description);
 
         LOCKER(lock());
         if (!m_can_read) {

Kernel/Net/LocalSocket.cpp

@@ -71,7 +71,7 @@ KResult LocalSocket::bind(const sockaddr* address, socklen_t address_size)
     return KSuccess;
 }
 
-KResult LocalSocket::connect(FileDescription& descriptor, const sockaddr* address, socklen_t address_size, ShouldBlock)
+KResult LocalSocket::connect(FileDescription& description, const sockaddr* address, socklen_t address_size, ShouldBlock)
 {
     ASSERT(!m_bound);
     if (address_size != sizeof(sockaddr_un))
@@ -87,10 +87,10 @@ KResult LocalSocket::connect(FileDescription& descriptor, const sockaddr* addres
     kprintf("%s(%u) LocalSocket{%p} connect(%s)\n", current->process().name().characters(), current->pid(), this, safe_address);
 #endif
 
-    auto descriptor_or_error = VFS::the().open(safe_address, 0, 0, current->process().current_directory());
-    if (descriptor_or_error.is_error())
+    auto description_or_error = VFS::the().open(safe_address, 0, 0, current->process().current_directory());
+    if (description_or_error.is_error())
         return KResult(-ECONNREFUSED);
-    m_file = move(descriptor_or_error.value());
+    m_file = move(description_or_error.value());
 
     ASSERT(m_file->inode());
     if (!m_file->inode()->socket())
@@ -103,12 +103,12 @@ KResult LocalSocket::connect(FileDescription& descriptor, const sockaddr* addres
     if (result.is_error())
         return result;
 
-    return current->wait_for_connect(descriptor);
+    return current->wait_for_connect(description);
 }
 
-void LocalSocket::attach(FileDescription& descriptor)
+void LocalSocket::attach(FileDescription& description)
 {
-    switch (descriptor.socket_role()) {
+    switch (description.socket_role()) {
     case SocketRole::Accepted:
         ++m_accepted_fds_open;
         break;
@@ -123,9 +123,9 @@ void LocalSocket::attach(FileDescription& descriptor)
     }
 }
 
-void LocalSocket::detach(FileDescription& descriptor)
+void LocalSocket::detach(FileDescription& description)
 {
-    switch (descriptor.socket_role()) {
+    switch (description.socket_role()) {
     case SocketRole::Accepted:
         ASSERT(m_accepted_fds_open);
         --m_accepted_fds_open;
@@ -143,30 +143,30 @@ void LocalSocket::detach(FileDescription& descriptor)
     }
 }
 
-bool LocalSocket::can_read(FileDescription& descriptor) const
+bool LocalSocket::can_read(FileDescription& description) const
 {
-    auto role = descriptor.socket_role();
+    auto role = description.socket_role();
     if (role == SocketRole::Listener)
         return can_accept();
     if (role == SocketRole::Accepted)
-        return !has_attached_peer(descriptor) || !m_for_server.is_empty();
+        return !has_attached_peer(description) || !m_for_server.is_empty();
     if (role == SocketRole::Connected)
-        return !has_attached_peer(descriptor) || !m_for_client.is_empty();
+        return !has_attached_peer(description) || !m_for_client.is_empty();
     ASSERT_NOT_REACHED();
 }
 
-ssize_t LocalSocket::read(FileDescription& descriptor, byte* buffer, ssize_t size)
+ssize_t LocalSocket::read(FileDescription& description, byte* buffer, ssize_t size)
 {
-    auto role = descriptor.socket_role();
+    auto role = description.socket_role();
     if (role == SocketRole::Accepted) {
-        if (!descriptor.is_blocking()) {
+        if (!description.is_blocking()) {
             if (m_for_server.is_empty())
                 return -EAGAIN;
         }
         return m_for_server.read(buffer, size);
     }
     if (role == SocketRole::Connected) {
-        if (!descriptor.is_blocking()) {
+        if (!description.is_blocking()) {
             if (m_for_client.is_empty())
                 return -EAGAIN;
         }
@@ -175,41 +175,41 @@ ssize_t LocalSocket::read(FileDescription& descriptor, byte* buffer, ssize_t siz
     ASSERT_NOT_REACHED();
 }
 
-bool LocalSocket::has_attached_peer(const FileDescription& descriptor) const
+bool LocalSocket::has_attached_peer(const FileDescription& description) const
 {
-    if (descriptor.socket_role() == SocketRole::Accepted)
+    if (description.socket_role() == SocketRole::Accepted)
         return m_connected_fds_open || m_connecting_fds_open;
-    if (descriptor.socket_role() == SocketRole::Connected)
+    if (description.socket_role() == SocketRole::Connected)
         return m_accepted_fds_open;
     ASSERT_NOT_REACHED();
 }
 
-ssize_t LocalSocket::write(FileDescription& descriptor, const byte* data, ssize_t size)
+ssize_t LocalSocket::write(FileDescription& description, const byte* data, ssize_t size)
 {
-    if (!has_attached_peer(descriptor))
+    if (!has_attached_peer(description))
         return -EPIPE;
-    if (descriptor.socket_role() == SocketRole::Accepted)
+    if (description.socket_role() == SocketRole::Accepted)
         return m_for_client.write(data, size);
-    if (descriptor.socket_role() == SocketRole::Connected)
+    if (description.socket_role() == SocketRole::Connected)
         return m_for_server.write(data, size);
     ASSERT_NOT_REACHED();
 }
 
-bool LocalSocket::can_write(FileDescription& descriptor) const
+bool LocalSocket::can_write(FileDescription& description) const
 {
-    if (descriptor.socket_role() == SocketRole::Accepted)
-        return !has_attached_peer(descriptor) || m_for_client.bytes_in_write_buffer() < 16384;
-    if (descriptor.socket_role() == SocketRole::Connected)
-        return !has_attached_peer(descriptor) || m_for_server.bytes_in_write_buffer() < 16384;
+    if (description.socket_role() == SocketRole::Accepted)
+        return !has_attached_peer(description) || m_for_client.bytes_in_write_buffer() < 16384;
+    if (description.socket_role() == SocketRole::Connected)
+        return !has_attached_peer(description) || m_for_server.bytes_in_write_buffer() < 16384;
     ASSERT_NOT_REACHED();
 }
 
-ssize_t LocalSocket::sendto(FileDescription& descriptor, const void* data, size_t data_size, int, const sockaddr*, socklen_t)
+ssize_t LocalSocket::sendto(FileDescription& description, const void* data, size_t data_size, int, const sockaddr*, socklen_t)
 {
-    return write(descriptor, (const byte*)data, data_size);
+    return write(description, (const byte*)data, data_size);
 }
 
-ssize_t LocalSocket::recvfrom(FileDescription& descriptor, void* buffer, size_t buffer_size, int, sockaddr*, socklen_t*)
+ssize_t LocalSocket::recvfrom(FileDescription& description, void* buffer, size_t buffer_size, int, sockaddr*, socklen_t*)
 {
-    return read(descriptor, (byte*)buffer, buffer_size);
+    return read(description, (byte*)buffer, buffer_size);
 }

Kernel/Net/Socket.cpp

@@ -142,7 +142,7 @@ static const char* to_string(SocketRole role)
     }
 }
 
-String Socket::absolute_path(const FileDescription& descriptor) const
+String Socket::absolute_path(const FileDescription& description) const
 {
-    return String::format("socket:%x (role: %s)", this, to_string(descriptor.socket_role()));
+    return String::format("socket:%x (role: %s)", this, to_string(description.socket_role()));
 }

Kernel/Net/TCPSocket.cpp

@@ -147,7 +147,7 @@ NetworkOrdered<word> TCPSocket::compute_tcp_checksum(const IPv4Address& source,
     return ~(checksum & 0xffff);
 }
 
-KResult TCPSocket::protocol_connect(FileDescription& descriptor, ShouldBlock should_block)
+KResult TCPSocket::protocol_connect(FileDescription& description, ShouldBlock should_block)
 {
     auto* adapter = adapter_for_route_to(peer_address());
     if (!adapter)
@@ -162,7 +162,7 @@ KResult TCPSocket::protocol_connect(FileDescription& descriptor, ShouldBlock sho
     m_state = State::Connecting;
 
     if (should_block == ShouldBlock::Yes) {
-        current->block(Thread::BlockedConnect, descriptor);
+        current->block(Thread::BlockedConnect, description);
         ASSERT(is_connected());
         return KSuccess;
     }

Kernel/Process.cpp

@@ -190,10 +190,10 @@ void* Process::sys$mmap(const Syscall::SC_mmap_params* params)
     }
     if (offset & ~PAGE_MASK)
         return (void*)-EINVAL;
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return (void*)-EBADF;
-    auto region_or_error = descriptor->mmap(*this, VirtualAddress((dword)addr), offset, size, prot);
+    auto region_or_error = description->mmap(*this, VirtualAddress((dword)addr), offset, size, prot);
     if (region_or_error.is_error())
         return (void*)(int)region_or_error.error();
     auto region = region_or_error.value();
@@ -314,8 +314,8 @@ int Process::do_exec(String path, Vector<String> arguments, Vector<String> envir
     auto result = VFS::the().open(path, 0, 0, current_directory());
     if (result.is_error())
         return result.error();
-    auto descriptor = result.value();
-    auto metadata = descriptor->metadata();
+    auto description = result.value();
+    auto metadata = description->metadata();
 
     if (!metadata.may_execute(m_euid, m_gids))
         return -EACCES;
@@ -332,8 +332,8 @@ int Process::do_exec(String path, Vector<String> arguments, Vector<String> envir
 #endif
     ProcessPagingScope paging_scope(*this);
 
-    auto vmo = VMObject::create_file_backed(descriptor->inode());
-    vmo->set_name(descriptor->absolute_path());
+    auto vmo = VMObject::create_file_backed(description->inode());
+    vmo->set_name(description->absolute_path());
     RetainPtr<Region> region = allocate_region_with_vmo(VirtualAddress(), metadata.size, vmo.copy_ref(), 0, vmo->name(), PROT_READ);
     ASSERT(region);
 
@@ -388,7 +388,7 @@ int Process::do_exec(String path, Vector<String> arguments, Vector<String> envir
     }
 
     m_elf_loader = move(loader);
-    m_executable = descriptor->custody();
+    m_executable = description->custody();
 
     if (metadata.is_setuid())
         m_euid = metadata.uid;
@@ -403,8 +403,8 @@ int Process::do_exec(String path, Vector<String> arguments, Vector<String> envir
 
     for (int i = 0; i < m_fds.size(); ++i) {
         auto& daf = m_fds[i];
-        if (daf.descriptor && daf.flags & FD_CLOEXEC) {
-            daf.descriptor->close();
+        if (daf.description && daf.flags & FD_CLOEXEC) {
+            daf.description->close();
             daf = {};
         }
     }
@@ -605,12 +605,12 @@ Process::Process(String&& name, uid_t uid, gid_t gid, pid_t ppid, RingLevel ring
     if (fork_parent) {
         m_fds.resize(fork_parent->m_fds.size());
         for (int i = 0; i < fork_parent->m_fds.size(); ++i) {
-            if (!fork_parent->m_fds[i].descriptor)
+            if (!fork_parent->m_fds[i].description)
                 continue;
 #ifdef FORK_DEBUG
-            dbgprintf("fork: cloning fd %u... (%p) istty? %u\n", i, fork_parent->m_fds[i].descriptor.ptr(), fork_parent->m_fds[i].descriptor->is_tty());
+            dbgprintf("fork: cloning fd %u... (%p) istty? %u\n", i, fork_parent->m_fds[i].description.ptr(), fork_parent->m_fds[i].description->is_tty());
 #endif
-            m_fds[i].descriptor = fork_parent->m_fds[i].descriptor->clone();
+            m_fds[i].description = fork_parent->m_fds[i].description->clone();
             m_fds[i].flags = fork_parent->m_fds[i].flags;
         }
     } else {
@@ -769,7 +769,7 @@ FileDescription* Process::file_description(int fd)
     if (fd < 0)
         return nullptr;
     if (fd < m_fds.size())
-        return m_fds[fd].descriptor.ptr();
+        return m_fds[fd].description.ptr();
     return nullptr;
 }
 
@@ -778,7 +778,7 @@ const FileDescription* Process::file_description(int fd) const
     if (fd < 0)
         return nullptr;
     if (fd < m_fds.size())
-        return m_fds[fd].descriptor.ptr();
+        return m_fds[fd].description.ptr();
     return nullptr;
 }
 
@@ -788,18 +788,18 @@ ssize_t Process::sys$get_dir_entries(int fd, void* buffer, ssize_t size)
         return -EINVAL;
     if (!validate_write(buffer, size))
         return -EFAULT;
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->get_dir_entries((byte*)buffer, size);
+    return description->get_dir_entries((byte*)buffer, size);
 }
 
 int Process::sys$lseek(int fd, off_t offset, int whence)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->seek(offset, whence);
+    return description->seek(offset, whence);
 }
 
 int Process::sys$ttyname_r(int fd, char* buffer, ssize_t size)
@@ -808,12 +808,12 @@ int Process::sys$ttyname_r(int fd, char* buffer, ssize_t size)
         return -EINVAL;
     if (!validate_write(buffer, size))
         return -EFAULT;
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_tty())
+    if (!description->is_tty())
         return -ENOTTY;
-    auto tty_name = descriptor->tty()->tty_name();
+    auto tty_name = description->tty()->tty_name();
     if (size < tty_name.length() + 1)
         return -ERANGE;
     strcpy(buffer, tty_name.characters());
@@ -826,10 +826,10 @@ int Process::sys$ptsname_r(int fd, char* buffer, ssize_t size)
         return -EINVAL;
     if (!validate_write(buffer, size))
         return -EFAULT;
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    auto* master_pty = descriptor->master_pty();
+    auto* master_pty = description->master_pty();
     if (!master_pty)
         return -ENOTTY;
     auto pts_name = master_pty->pts_name();
@@ -849,13 +849,13 @@ ssize_t Process::sys$writev(int fd, const struct iovec* iov, int iov_count)
 
     // FIXME: Return EINVAL if sum of iovecs is greater than INT_MAX
 
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
 
     int nwritten = 0;
     for (int i = 0; i < iov_count; ++i) {
-        int rc = do_write(*descriptor, (const byte*)iov[i].iov_base, iov[i].iov_len);
+        int rc = do_write(*description, (const byte*)iov[i].iov_base, iov[i].iov_len);
         if (rc < 0) {
             if (nwritten == 0)
                 return rc;
@@ -873,32 +873,32 @@ ssize_t Process::sys$writev(int fd, const struct iovec* iov, int iov_count)
     return nwritten;
 }
 
-ssize_t Process::do_write(FileDescription& descriptor, const byte* data, int data_size)
+ssize_t Process::do_write(FileDescription& description, const byte* data, int data_size)
 {
     ssize_t nwritten = 0;
-    if (!descriptor.is_blocking()) {
-        if (!descriptor.can_write())
+    if (!description.is_blocking()) {
+        if (!description.can_write())
             return -EAGAIN;
     }
 
-    if (descriptor.should_append()) {
+    if (description.should_append()) {
 #ifdef IO_DEBUG
         dbgprintf("seeking to end (O_APPEND)\n");
 #endif
-        descriptor.seek(0, SEEK_END);
+        description.seek(0, SEEK_END);
     }
 
     while (nwritten < data_size) {
 #ifdef IO_DEBUG
         dbgprintf("while %u < %u\n", nwritten, size);
 #endif
-        if (!descriptor.can_write()) {
+        if (!description.can_write()) {
 #ifdef IO_DEBUG
             dbgprintf("block write on %d\n", fd);
 #endif
-            current->block(Thread::State::BlockedWrite, descriptor);
+            current->block(Thread::State::BlockedWrite, description);
         }
-        ssize_t rc = descriptor.write(data + nwritten, data_size - nwritten);
+        ssize_t rc = description.write(data + nwritten, data_size - nwritten);
 #ifdef IO_DEBUG
         dbgprintf("   -> write returned %d\n", rc);
 #endif
@@ -930,10 +930,10 @@ ssize_t Process::sys$write(int fd, const byte* data, ssize_t size)
 #ifdef DEBUG_IO
     dbgprintf("%s(%u): sys$write(%d, %p, %u)\n", name().characters(), pid(), fd, data, size);
 #endif
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    auto nwritten = do_write(*descriptor, data, size);
+    auto nwritten = do_write(*description, data, size);
     if (current->has_unmasked_pending_signals()) {
         current->block(Thread::State::BlockedSignal);
         if (nwritten == 0)
@@ -953,25 +953,25 @@ ssize_t Process::sys$read(int fd, byte* buffer, ssize_t size)
 #ifdef DEBUG_IO
     dbgprintf("%s(%u) sys$read(%d, %p, %u)\n", name().characters(), pid(), fd, buffer, size);
 #endif
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    if (descriptor->is_blocking()) {
-        if (!descriptor->can_read()) {
-            current->block(Thread::State::BlockedRead, *descriptor);
+    if (description->is_blocking()) {
+        if (!description->can_read()) {
+            current->block(Thread::State::BlockedRead, *description);
             if (current->m_was_interrupted_while_blocked)
                 return -EINTR;
         }
     }
-    return descriptor->read(buffer, size);
+    return description->read(buffer, size);
 }
 
 int Process::sys$close(int fd)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    int rc = descriptor->close();
+    int rc = description->close();
     m_fds[fd] = {};
     return rc;
 }
@@ -1008,8 +1008,8 @@ int Process::sys$fcntl(int fd, int cmd, dword arg)
     (void)cmd;
     (void)arg;
     dbgprintf("sys$fcntl: fd=%d, cmd=%d, arg=%u\n", fd, cmd, arg);
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
     // NOTE: The FD flags are not shared between FileDescription objects.
     //       This means that dup() doesn't copy the FD_CLOEXEC flag!
@@ -1021,7 +1021,7 @@ int Process::sys$fcntl(int fd, int cmd, dword arg)
         int new_fd = alloc_fd(arg_fd);
         if (new_fd < 0)
             return new_fd;
-        m_fds[new_fd].set(*descriptor);
+        m_fds[new_fd].set(*description);
         break;
     }
     case F_GETFD:
@@ -1030,9 +1030,9 @@ int Process::sys$fcntl(int fd, int cmd, dword arg)
         m_fds[fd].flags = arg;
         break;
     case F_GETFL:
-        return descriptor->file_flags();
+        return description->file_flags();
     case F_SETFL:
-        descriptor->set_file_flags(arg);
+        description->set_file_flags(arg);
         break;
     default:
         ASSERT_NOT_REACHED();
@@ -1044,10 +1044,10 @@ int Process::sys$fstat(int fd, stat* statbuf)
 {
     if (!validate_write_typed(statbuf))
         return -EFAULT;
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->fstat(*statbuf);
+    return description->fstat(*statbuf);
 }
 
 int Process::sys$lstat(const char* path, stat* statbuf)
@@ -1076,12 +1076,12 @@ int Process::sys$readlink(const char* path, char* buffer, ssize_t size)
     auto result = VFS::the().open(path, O_RDONLY | O_NOFOLLOW_NOERROR, 0, current_directory());
     if (result.is_error())
         return result.error();
-    auto descriptor = result.value();
+    auto description = result.value();
 
-    if (!descriptor->metadata().is_symlink())
+    if (!description->metadata().is_symlink())
         return -EINVAL;
 
-    auto contents = descriptor->read_entire_file();
+    auto contents = description->read_entire_file();
     if (!contents)
         return -EIO; // FIXME: Get a more detailed error from VFS.
 
@@ -1118,8 +1118,8 @@ int Process::sys$getcwd(char* buffer, ssize_t size)
 int Process::number_of_open_file_descriptors() const
 {
     int count = 0;
-    for (auto& descriptor : m_fds) {
-        if (descriptor)
+    for (auto& description : m_fds) {
+        if (description)
             ++count;
     }
     return count;
@@ -1138,12 +1138,12 @@ int Process::sys$open(const char* path, int options, mode_t mode)
     auto result = VFS::the().open(path, options, mode & ~umask(), current_directory());
     if (result.is_error())
         return result.error();
-    auto descriptor = result.value();
-    if (options & O_DIRECTORY && !descriptor->is_directory())
+    auto description = result.value();
+    if (options & O_DIRECTORY && !description->is_directory())
         return -ENOTDIR; // FIXME: This should be handled by VFS::open.
-    descriptor->set_file_flags(options);
+    description->set_file_flags(options);
     dword fd_flags = (options & O_CLOEXEC) ? FD_CLOEXEC : 0;
-    m_fds[fd].set(move(descriptor), fd_flags);
+    m_fds[fd].set(move(description), fd_flags);
     return fd;
 }
 
@@ -1233,10 +1233,10 @@ int Process::sys$uname(utsname* buf)
 
 int Process::sys$isatty(int fd)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_tty())
+    if (!description->is_tty())
         return -ENOTTY;
     return 1;
 }
@@ -1613,10 +1613,10 @@ int Process::sys$setpgid(pid_t specified_pid, pid_t specified_pgid)
 
 int Process::sys$ioctl(int fd, unsigned request, unsigned arg)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->file().ioctl(*descriptor, request, arg);
+    return description->file().ioctl(*description, request, arg);
 }
 
 int Process::sys$getdtablesize()
@@ -1626,24 +1626,24 @@ int Process::sys$getdtablesize()
 
 int Process::sys$dup(int old_fd)
 {
-    auto* descriptor = file_description(old_fd);
-    if (!descriptor)
+    auto* description = file_description(old_fd);
+    if (!description)
         return -EBADF;
     int new_fd = alloc_fd(0);
     if (new_fd < 0)
         return new_fd;
-    m_fds[new_fd].set(*descriptor);
+    m_fds[new_fd].set(*description);
     return new_fd;
 }
 
 int Process::sys$dup2(int old_fd, int new_fd)
 {
-    auto* descriptor = file_description(old_fd);
-    if (!descriptor)
+    auto* description = file_description(old_fd);
+    if (!description)
         return -EBADF;
     if (new_fd < 0 || new_fd >= m_max_open_file_descriptors)
         return -EINVAL;
-    m_fds[new_fd].set(*descriptor);
+    m_fds[new_fd].set(*description);
     return new_fd;
 }
 
@@ -1812,14 +1812,14 @@ int Process::sys$select(const Syscall::SC_select_params* params)
             return;
         FD_ZERO(fds);
         for (int fd : vector) {
-            if (auto* descriptor = file_description(fd); descriptor && should_mark(*descriptor)) {
+            if (auto* description = file_description(fd); description && should_mark(*description)) {
                 FD_SET(fd, fds);
                 ++marked_fd_count;
             }
         }
     };
-    mark_fds(params->readfds, current->m_select_read_fds, [](auto& descriptor) { return descriptor.can_read(); });
-    mark_fds(params->writefds, current->m_select_write_fds, [](auto& descriptor) { return descriptor.can_write(); });
+    mark_fds(params->readfds, current->m_select_read_fds, [](auto& description) { return description.can_read(); });
+    mark_fds(params->writefds, current->m_select_write_fds, [](auto& description) { return description.can_write(); });
     // FIXME: We should also mark params->exceptfds as appropriate.
     return marked_fd_count;
 }
@@ -1864,15 +1864,15 @@ int Process::sys$poll(pollfd* fds, int nfds, int timeout)
     int fds_with_revents = 0;
 
     for (int i = 0; i < nfds; ++i) {
-        auto* descriptor = file_description(fds[i].fd);
-        if (!descriptor) {
+        auto* description = file_description(fds[i].fd);
+        if (!description) {
             fds[i].revents = POLLNVAL;
             continue;
         }
         fds[i].revents = 0;
-        if (fds[i].events & POLLIN && descriptor->can_read())
+        if (fds[i].events & POLLIN && description->can_read())
             fds[i].revents |= POLLIN;
-        if (fds[i].events & POLLOUT && descriptor->can_write())
+        if (fds[i].events & POLLOUT && description->can_write())
             fds[i].revents |= POLLOUT;
 
         if (fds[i].revents)
@@ -1940,18 +1940,18 @@ int Process::sys$chmod(const char* pathname, mode_t mode)
 
 int Process::sys$fchmod(int fd, mode_t mode)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->fchmod(mode);
+    return description->fchmod(mode);
 }
 
 int Process::sys$fchown(int fd, uid_t uid, gid_t gid)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
-    return descriptor->chown(uid, gid);
+    return description->chown(uid, gid);
 }
 
 int Process::sys$chown(const char* pathname, uid_t uid, gid_t gid)
@@ -2047,13 +2047,13 @@ int Process::sys$socket(int domain, int type, int protocol)
     auto result = Socket::create(domain, type, protocol);
     if (result.is_error())
         return result.error();
-    auto descriptor = FileDescription::create(*result.value());
+    auto description = FileDescription::create(*result.value());
     unsigned flags = 0;
     if (type & SOCK_CLOEXEC)
         flags |= FD_CLOEXEC;
     if (type & SOCK_NONBLOCK)
-        descriptor->set_blocking(false);
-    m_fds[fd].set(move(descriptor), flags);
+        description->set_blocking(false);
+    m_fds[fd].set(move(description), flags);
     return fd;
 }
 
@@ -2061,27 +2061,27 @@ int Process::sys$bind(int sockfd, const sockaddr* address, socklen_t address_len
 {
     if (!validate_read(address, address_length))
         return -EFAULT;
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     return socket.bind(address, address_length);
 }
 
 int Process::sys$listen(int sockfd, int backlog)
 {
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     auto result = socket.listen(backlog);
     if (result.is_error())
         return result;
-    descriptor->set_socket_role(SocketRole::Listener);
+    description->set_socket_role(SocketRole::Listener);
     return 0;
 }
 
@@ -2094,25 +2094,25 @@ int Process::sys$accept(int accepting_socket_fd, sockaddr* address, socklen_t* a
     int accepted_socket_fd = alloc_fd();
     if (accepted_socket_fd < 0)
         return accepted_socket_fd;
-    auto* accepting_socket_descriptor = file_description(accepting_socket_fd);
-    if (!accepting_socket_descriptor)
+    auto* accepting_socket_description = file_description(accepting_socket_fd);
+    if (!accepting_socket_description)
         return -EBADF;
-    if (!accepting_socket_descriptor->is_socket())
+    if (!accepting_socket_description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *accepting_socket_descriptor->socket();
+    auto& socket = *accepting_socket_description->socket();
     if (!socket.can_accept()) {
-        ASSERT(!accepting_socket_descriptor->is_blocking());
+        ASSERT(!accepting_socket_description->is_blocking());
         return -EAGAIN;
     }
     auto accepted_socket = socket.accept();
     ASSERT(accepted_socket);
     bool success = accepted_socket->get_local_address(address, address_size);
     ASSERT(success);
-    auto accepted_socket_descriptor = FileDescription::create(move(accepted_socket), SocketRole::Accepted);
+    auto accepted_socket_description = FileDescription::create(move(accepted_socket), SocketRole::Accepted);
     // NOTE: The accepted socket inherits fd flags from the accepting socket.
     //       I'm not sure if this matches other systems but it makes sense to me.
-    accepted_socket_descriptor->set_blocking(accepting_socket_descriptor->is_blocking());
-    m_fds[accepted_socket_fd].set(move(accepted_socket_descriptor), m_fds[accepting_socket_fd].flags);
+    accepted_socket_description->set_blocking(accepting_socket_description->is_blocking());
+    m_fds[accepted_socket_fd].set(move(accepted_socket_description), m_fds[accepting_socket_fd].flags);
     return accepted_socket_fd;
 }
 
@@ -2123,21 +2123,21 @@ int Process::sys$connect(int sockfd, const sockaddr* address, socklen_t address_
     int fd = alloc_fd();
     if (fd < 0)
         return fd;
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    if (descriptor->socket_role() == SocketRole::Connected)
+    if (description->socket_role() == SocketRole::Connected)
         return -EISCONN;
-    auto& socket = *descriptor->socket();
-    descriptor->set_socket_role(SocketRole::Connecting);
-    auto result = socket.connect(*descriptor, address, address_size, descriptor->is_blocking() ? ShouldBlock::Yes : ShouldBlock::No);
+    auto& socket = *description->socket();
+    description->set_socket_role(SocketRole::Connecting);
+    auto result = socket.connect(*description, address, address_size, description->is_blocking() ? ShouldBlock::Yes : ShouldBlock::No);
     if (result.is_error()) {
-        descriptor->set_socket_role(SocketRole::None);
+        description->set_socket_role(SocketRole::None);
         return result;
     }
-    descriptor->set_socket_role(SocketRole::Connected);
+    description->set_socket_role(SocketRole::Connected);
     return 0;
 }
 
@@ -2157,14 +2157,14 @@ ssize_t Process::sys$sendto(const Syscall::SC_sendto_params* params)
         return -EFAULT;
     if (addr && !validate_read(addr, addr_length))
         return -EFAULT;
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     kprintf("sendto %p (%u), flags=%u, addr: %p (%u)\n", data, data_length, flags, addr, addr_length);
-    return socket.sendto(*descriptor, data, data_length, flags, addr, addr_length);
+    return socket.sendto(*description, data, data_length, flags, addr, addr_length);
 }
 
 ssize_t Process::sys$recvfrom(const Syscall::SC_recvfrom_params* params)
@@ -2189,20 +2189,20 @@ ssize_t Process::sys$recvfrom(const Syscall::SC_recvfrom_params* params)
     } else if (addr) {
         return -EINVAL;
     }
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
 
-    bool original_blocking = descriptor->is_blocking();
+    bool original_blocking = description->is_blocking();
     if (flags & MSG_DONTWAIT)
-        descriptor->set_blocking(false);
+        description->set_blocking(false);
 
-    auto nrecv = socket.recvfrom(*descriptor, buffer, buffer_length, flags, addr, addr_length);
+    auto nrecv = socket.recvfrom(*description, buffer, buffer_length, flags, addr, addr_length);
     if (flags & MSG_DONTWAIT)
-        descriptor->set_blocking(original_blocking);
+        description->set_blocking(original_blocking);
 
     return nrecv;
 }
@@ -2218,14 +2218,14 @@ int Process::sys$getsockname(int sockfd, sockaddr* addr, socklen_t* addrlen)
     if (!validate_write(addr, *addrlen))
         return -EFAULT;
 
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
 
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
 
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     if (!socket.get_local_address(addr, addrlen))
         return -EINVAL; // FIXME: Should this be another error? I'm not sure.
 
@@ -2243,14 +2243,14 @@ int Process::sys$getpeername(int sockfd, sockaddr* addr, socklen_t* addrlen)
     if (!validate_write(addr, *addrlen))
         return -EFAULT;
 
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
 
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
 
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
 
     if (!socket.is_connected())
         return -ENOTCONN;
@@ -2318,12 +2318,12 @@ int Process::sys$getsockopt(const Syscall::SC_getsockopt_params* params)
         return -EFAULT;
     if (!validate_write(value, *value_size))
         return -EFAULT;
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     return socket.getsockopt(level, option, value, value_size);
 }
 
@@ -2339,12 +2339,12 @@ int Process::sys$setsockopt(const Syscall::SC_setsockopt_params* params)
 
     if (!validate_read(value, value_size))
         return -EFAULT;
-    auto* descriptor = file_description(sockfd);
-    if (!descriptor)
+    auto* description = file_description(sockfd);
+    if (!description)
         return -EBADF;
-    if (!descriptor->is_socket())
+    if (!description->is_socket())
         return -ENOTSOCK;
-    auto& socket = *descriptor->socket();
+    auto& socket = *description->socket();
     return socket.setsockopt(level, option, value, value_size);
 }
 
@@ -2682,8 +2682,8 @@ int Process::sys$shm_open(const char* name, int flags, mode_t mode)
     auto shm_or_error = SharedMemory::open(String(name), flags, mode);
     if (shm_or_error.is_error())
         return shm_or_error.error();
-    auto descriptor = FileDescription::create(shm_or_error.value().ptr());
-    m_fds[fd].set(move(descriptor), FD_CLOEXEC);
+    auto description = FileDescription::create(shm_or_error.value().ptr());
+    m_fds[fd].set(move(description), FD_CLOEXEC);
     return fd;
 }
 
@@ -2696,11 +2696,11 @@ int Process::sys$shm_unlink(const char* name)
 
 int Process::sys$ftruncate(int fd, off_t length)
 {
-    auto* descriptor = file_description(fd);
-    if (!descriptor)
+    auto* description = file_description(fd);
+    if (!description)
         return -EBADF;
     // FIXME: Check that fd is writable, otherwise EINVAL.
-    return descriptor->truncate(length);
+    return description->truncate(length);
 }
 
 int Process::sys$systrace(pid_t pid)
@@ -2714,8 +2714,8 @@ int Process::sys$systrace(pid_t pid)
     int fd = alloc_fd();
     if (fd < 0)
         return fd;
-    auto descriptor = FileDescription::create(peer->ensure_tracer());
-    m_fds[fd].set(move(descriptor), 0);
+    auto description = FileDescription::create(peer->ensure_tracer());
+    m_fds[fd].set(move(description), 0);
     return fd;
 }
 
@@ -2728,13 +2728,13 @@ ProcessTracer& Process::ensure_tracer()
 
 void Process::FileDescriptionAndFlags::clear()
 {
-    descriptor = nullptr;
+    description = nullptr;
     flags = 0;
 }
 
 void Process::FileDescriptionAndFlags::set(Retained<FileDescription>&& d, dword f)
 {
-    descriptor = move(d);
+    description = move(d);
     flags = f;
 }
 

Kernel/Process.h

@@ -305,10 +305,10 @@ private:
     Priority m_priority { NormalPriority };
 
     struct FileDescriptionAndFlags {
-        operator bool() const { return !!descriptor; }
+        operator bool() const { return !!description; }
         void clear();
         void set(Retained<FileDescription>&& d, dword f = 0);
-        RetainPtr<FileDescription> descriptor;
+        RetainPtr<FileDescription> description;
         dword flags { 0 };
     };
     Vector<FileDescriptionAndFlags> m_fds;

Kernel/Scheduler.cpp

@@ -96,34 +96,34 @@ bool Scheduler::pick_next()
         }
 
         if (thread.state() == Thread::BlockedRead) {
-            ASSERT(thread.m_blocked_descriptor);
+            ASSERT(thread.m_blocked_description);
             // FIXME: Block until the amount of data wanted is available.
-            if (thread.m_blocked_descriptor->can_read())
+            if (thread.m_blocked_description->can_read())
                 thread.unblock();
             return IterationDecision::Continue;
         }
 
         if (thread.state() == Thread::BlockedWrite) {
-            ASSERT(thread.m_blocked_descriptor != -1);
-            if (thread.m_blocked_descriptor->can_write())
+            ASSERT(thread.m_blocked_description != -1);
+            if (thread.m_blocked_description->can_write())
                 thread.unblock();
             return IterationDecision::Continue;
         }
 
         if (thread.state() == Thread::BlockedConnect) {
-            auto& descriptor = *thread.m_blocked_descriptor;
-            auto& socket = *descriptor.socket();
+            auto& description = *thread.m_blocked_description;
+            auto& socket = *description.socket();
             if (socket.is_connected())
                 thread.unblock();
             return IterationDecision::Continue;
         }
 
         if (thread.state() == Thread::BlockedReceive) {
-            auto& descriptor = *thread.m_blocked_descriptor;
-            auto& socket = *descriptor.socket();
+            auto& description = *thread.m_blocked_description;
+            auto& socket = *description.socket();
             // FIXME: Block until the amount of data wanted is available.
             bool timed_out = now_sec > socket.receive_deadline().tv_sec || (now_sec == socket.receive_deadline().tv_sec && now_usec >= socket.receive_deadline().tv_usec);
-            if (timed_out || descriptor.can_read()) {
+            if (timed_out || description.can_read()) {
                 thread.unblock();
                 return IterationDecision::Continue;
             }
@@ -138,13 +138,13 @@ bool Scheduler::pick_next()
                 }
             }
             for (int fd : thread.m_select_read_fds) {
-                if (process.m_fds[fd].descriptor->can_read()) {
+                if (process.m_fds[fd].description->can_read()) {
                     thread.unblock();
                     return IterationDecision::Continue;
                 }
             }
             for (int fd : thread.m_select_write_fds) {
-                if (process.m_fds[fd].descriptor->can_write()) {
+                if (process.m_fds[fd].description->can_write()) {
                     thread.unblock();
                     return IterationDecision::Continue;
                 }

Kernel/TTY/MasterPTY.cpp

@@ -96,9 +96,9 @@ void MasterPTY::close()
     }
 }
 
-int MasterPTY::ioctl(FileDescription& descriptor, unsigned request, unsigned arg)
+int MasterPTY::ioctl(FileDescription& description, unsigned request, unsigned arg)
 {
     if (request == TIOCSWINSZ)
-        return m_slave->ioctl(descriptor, request, arg);
+        return m_slave->ioctl(description, request, arg);
     return -EINVAL;
 }

Kernel/TTY/SlavePTY.cpp

@@ -46,18 +46,18 @@ bool SlavePTY::can_write(FileDescription&) const
     return m_master->can_write_from_slave();
 }
 
-bool SlavePTY::can_read(FileDescription& descriptor) const
+bool SlavePTY::can_read(FileDescription& description) const
 {
     if (m_master->is_closed())
         return true;
-    return TTY::can_read(descriptor);
+    return TTY::can_read(description);
 }
 
-ssize_t SlavePTY::read(FileDescription& descriptor, byte* buffer, ssize_t size)
+ssize_t SlavePTY::read(FileDescription& description, byte* buffer, ssize_t size)
 {
     if (m_master->is_closed())
         return 0;
-    return TTY::read(descriptor, buffer, size);
+    return TTY::read(description, buffer, size);
 }
 
 void SlavePTY::close()

Kernel/Thread.cpp

@@ -99,7 +99,7 @@ Thread::~Thread()
 
 void Thread::unblock()
 {
-    m_blocked_descriptor = nullptr;
+    m_blocked_description = nullptr;
     if (current == this) {
         set_state(Thread::Running);
         return;
@@ -129,9 +129,9 @@ void Thread::block(Thread::State new_state)
         process().big_lock().lock();
 }
 
-void Thread::block(Thread::State new_state, FileDescription& descriptor)
+void Thread::block(Thread::State new_state, FileDescription& description)
 {
-    m_blocked_descriptor = &descriptor;
+    m_blocked_description = &description;
     block(new_state);
 }
 
@@ -192,7 +192,7 @@ void Thread::finalize()
     dbgprintf("Finalizing Thread %u in %s(%u)\n", tid(), m_process.name().characters(), pid());
     set_state(Thread::State::Dead);
 
-    m_blocked_descriptor = nullptr;
+    m_blocked_description = nullptr;
 
     if (this == &m_process.main_thread())
         m_process.finalize();
@@ -530,13 +530,13 @@ Thread* Thread::clone(Process& process)
     return clone;
 }
 
-KResult Thread::wait_for_connect(FileDescription& descriptor)
+KResult Thread::wait_for_connect(FileDescription& description)
 {
-    ASSERT(descriptor.is_socket());
-    auto& socket = *descriptor.socket();
+    ASSERT(description.is_socket());
+    auto& socket = *description.socket();
     if (socket.is_connected())
         return KSuccess;
-    block(Thread::State::BlockedConnect, descriptor);
+    block(Thread::State::BlockedConnect, description);
     Scheduler::yield();
     if (!socket.is_connected())
         return KResult(-ECONNREFUSED);

Kernel/Thread.h

@@ -179,7 +179,7 @@ private:
     RetainPtr<Region> m_kernel_stack_region;
     RetainPtr<Region> m_kernel_stack_for_signal_handler_region;
     pid_t m_waitee_pid { -1 };
-    RetainPtr<FileDescription> m_blocked_descriptor;
+    RetainPtr<FileDescription> m_blocked_description;
     timeval m_select_timeout;
     SignalActionData m_signal_action_data[32];
     Region* m_signal_stack_user_region { nullptr };