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Kernel: Use default constructors/destructors

Browse source 
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules

"The compiler is more likely to get the default semantics right and
you cannot implement these functions better than the compiler."
This commit is contained in:
Lenny Maiorani 2022-03-16 13:15:15 -06:00 • committed by Brian Gianforcaro
parent 68f75ab98e
commit 190cf1507b
79 changed files with 102 additions and 309 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Kernel/FileSystem/AnonymousFile.cpp
View file

@ -15,9 +15,7 @@ AnonymousFile::AnonymousFile(NonnullRefPtr<Memory::AnonymousVMObject> vmobject)
{
}
AnonymousFile::~AnonymousFile()
{
}
AnonymousFile::~AnonymousFile() = default;
ErrorOr<Memory::Region*> AnonymousFile::mmap(Process& process, OpenFileDescription&, Memory::VirtualRange const& range, u64 offset, int prot, bool shared)
{

4
Kernel/FileSystem/BlockBasedFileSystem.cpp
View file

@ -114,9 +114,7 @@ BlockBasedFileSystem::BlockBasedFileSystem(OpenFileDescription& file_description
VERIFY(file_description.file().is_seekable());
}
BlockBasedFileSystem::~BlockBasedFileSystem()
{
}
BlockBasedFileSystem::~BlockBasedFileSystem() = default;
ErrorOr<void> BlockBasedFileSystem::initialize()
{

4
Kernel/FileSystem/Custody.cpp
View file

@ -47,9 +47,7 @@ Custody::Custody(Custody* parent, NonnullOwnPtr<KString> name, Inode& inode, int
{
}
Custody::~Custody()
{
}
Custody::~Custody() = default;
ErrorOr<NonnullOwnPtr<KString>> Custody::try_serialize_absolute_path() const
{

13
Kernel/FileSystem/DevPtsFS.cpp
View file

@ -17,13 +17,8 @@ ErrorOr<NonnullRefPtr<DevPtsFS>> DevPtsFS::try_create()
return adopt_nonnull_ref_or_enomem(new (nothrow) DevPtsFS);
}
DevPtsFS::DevPtsFS()
{
}
DevPtsFS::~DevPtsFS()
{
}
DevPtsFS::DevPtsFS() = default;
DevPtsFS::~DevPtsFS() = default;
ErrorOr<void> DevPtsFS::initialize()
{
@ -81,9 +76,7 @@ DevPtsFSInode::DevPtsFSInode(DevPtsFS& fs, InodeIndex index, SlavePTY* pty)
m_pty = *pty;
}
DevPtsFSInode::~DevPtsFSInode()
{
}
DevPtsFSInode::~DevPtsFSInode() = default;
ErrorOr<size_t> DevPtsFSInode::read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const
{

24
Kernel/FileSystem/DevTmpFS.cpp
View file

@ -16,9 +16,7 @@ ErrorOr<NonnullRefPtr<DevTmpFS>> DevTmpFS::try_create()
return adopt_nonnull_ref_or_enomem(new (nothrow) DevTmpFS);
}
DevTmpFS::DevTmpFS()
{
}
DevTmpFS::DevTmpFS() = default;
size_t DevTmpFS::allocate_inode_index()
{
@ -28,9 +26,7 @@ size_t DevTmpFS::allocate_inode_index()
return 1 + m_next_inode_index.value();
}
DevTmpFS::~DevTmpFS()
{
}
DevTmpFS::~DevTmpFS() = default;
ErrorOr<void> DevTmpFS::initialize()
{
@ -167,9 +163,7 @@ StringView DevTmpFSLinkInode::name() const
return m_name->view();
}
DevTmpFSLinkInode::~DevTmpFSLinkInode()
{
}
DevTmpFSLinkInode::~DevTmpFSLinkInode() = default;
DevTmpFSLinkInode::DevTmpFSLinkInode(DevTmpFS& fs, NonnullOwnPtr<KString> name)
: DevTmpFSInode(fs)
@ -206,9 +200,7 @@ DevTmpFSDirectoryInode::DevTmpFSDirectoryInode(DevTmpFS& fs, NonnullOwnPtr<KStri
, m_name(move(name))
{
}
DevTmpFSDirectoryInode::~DevTmpFSDirectoryInode()
{
}
DevTmpFSDirectoryInode::~DevTmpFSDirectoryInode() = default;
ErrorOr<void> DevTmpFSDirectoryInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)> callback) const
{
@ -286,9 +278,7 @@ DevTmpFSRootDirectoryInode::DevTmpFSRootDirectoryInode(DevTmpFS& fs)
{
m_mode = 0555;
}
DevTmpFSRootDirectoryInode::~DevTmpFSRootDirectoryInode()
{
}
DevTmpFSRootDirectoryInode::~DevTmpFSRootDirectoryInode() = default;
ErrorOr<void> DevTmpFSRootDirectoryInode::chmod(mode_t)
{
return EPERM;
@ -306,9 +296,7 @@ DevTmpFSDeviceInode::DevTmpFSDeviceInode(DevTmpFS& fs, MajorNumber major_number,
{
}
DevTmpFSDeviceInode::~DevTmpFSDeviceInode()
{
}
DevTmpFSDeviceInode::~DevTmpFSDeviceInode() = default;
StringView DevTmpFSDeviceInode::name() const
{

4
Kernel/FileSystem/Ext2FileSystem.cpp
View file

@ -59,9 +59,7 @@ Ext2FS::Ext2FS(OpenFileDescription& file_description)
{
}
Ext2FS::~Ext2FS()
{
}
Ext2FS::~Ext2FS() = default;
ErrorOr<void> Ext2FS::flush_super_block()
{

4
Kernel/FileSystem/FIFO.cpp
View file

@ -71,9 +71,7 @@ FIFO::FIFO(UserID uid, NonnullOwnPtr<DoubleBuffer> buffer)
});
}
FIFO::~FIFO()
{
}
FIFO::~FIFO() = default;
void FIFO::attach(Direction direction)
{

9
Kernel/FileSystem/File.cpp
View file

@ -12,13 +12,8 @@
namespace Kernel {
File::File()
{
}
File::~File()
{
}
File::File() = default;
File::~File() = default;
ErrorOr<NonnullRefPtr<OpenFileDescription>> File::open(int options)
{

4
Kernel/FileSystem/FileBackedFileSystem.cpp
View file

@ -13,8 +13,6 @@ FileBackedFileSystem::FileBackedFileSystem(OpenFileDescription& file_description
{
}
FileBackedFileSystem::~FileBackedFileSystem()
{
}
FileBackedFileSystem::~FileBackedFileSystem() = default;
}

8
Kernel/FileSystem/ISO9660FileSystem.cpp
View file

@ -180,9 +180,7 @@ ISO9660FS::ISO9660FS(OpenFileDescription& description)
m_logical_block_size = logical_sector_size;
}
ISO9660FS::~ISO9660FS()
{
}
ISO9660FS::~ISO9660FS() = default;
ErrorOr<void> ISO9660FS::initialize()
{
@ -553,9 +551,7 @@ ISO9660Inode::ISO9660Inode(ISO9660FS& fs, ISO::DirectoryRecordHeader const& reco
create_metadata();
}
ISO9660Inode::~ISO9660Inode()
{
}
ISO9660Inode::~ISO9660Inode() = default;
ErrorOr<NonnullRefPtr<ISO9660Inode>> ISO9660Inode::try_create_from_directory_record(ISO9660FS& fs, ISO::DirectoryRecordHeader const& record, StringView name)
{

4
Kernel/FileSystem/InodeFile.cpp
View file

@ -22,9 +22,7 @@ InodeFile::InodeFile(NonnullRefPtr<Inode>&& inode)
{
}
InodeFile::~InodeFile()
{
}
InodeFile::~InodeFile() = default;
ErrorOr<size_t> InodeFile::read(OpenFileDescription& description, u64 offset, UserOrKernelBuffer& buffer, size_t count)
{

4
Kernel/FileSystem/Plan9FileSystem.cpp
View file

@ -399,9 +399,7 @@ Plan9FS::ReceiveCompletion::ReceiveCompletion(u16 tag)
{
}
Plan9FS::ReceiveCompletion::~ReceiveCompletion()
{
}
Plan9FS::ReceiveCompletion::~ReceiveCompletion() = default;
bool Plan9FS::Blocker::unblock(u16 tag)
{

17
Kernel/FileSystem/ProcFS.cpp
View file

@ -42,13 +42,8 @@ ErrorOr<NonnullRefPtr<ProcFS>> ProcFS::try_create()
return adopt_nonnull_ref_or_enomem(new (nothrow) ProcFS());
}
ProcFS::ProcFS()
{
}
ProcFS::~ProcFS()
{
}
ProcFS::ProcFS() = default;
ProcFS::~ProcFS() = default;
ErrorOr<void> ProcFS::initialize()
{
@ -66,9 +61,7 @@ ProcFSInode::ProcFSInode(const ProcFS& fs, InodeIndex index)
{
}
ProcFSInode::~ProcFSInode()
{
}
ProcFSInode::~ProcFSInode() = default;
ErrorOr<void> ProcFSInode::flush_metadata()
{
@ -185,9 +178,7 @@ ProcFSDirectoryInode::ProcFSDirectoryInode(const ProcFS& fs, const ProcFSExposed
{
}
ProcFSDirectoryInode::~ProcFSDirectoryInode()
{
}
ProcFSDirectoryInode::~ProcFSDirectoryInode() = default;
InodeMetadata ProcFSDirectoryInode::metadata() const
{
MutexLocker locker(m_inode_lock);

13
Kernel/FileSystem/SysFS.cpp
View file

@ -73,13 +73,8 @@ ErrorOr<NonnullRefPtr<SysFS>> SysFS::try_create()
return adopt_nonnull_ref_or_enomem(new (nothrow) SysFS);
}
SysFS::SysFS()
{
}
SysFS::~SysFS()
{
}
SysFS::SysFS() = default;
SysFS::~SysFS() = default;
ErrorOr<void> SysFS::initialize()
{
@ -202,9 +197,7 @@ SysFSDirectoryInode::SysFSDirectoryInode(SysFS const& fs, SysFSComponent const&
{
}
SysFSDirectoryInode::~SysFSDirectoryInode()
{
}
SysFSDirectoryInode::~SysFSDirectoryInode() = default;
InodeMetadata SysFSDirectoryInode::metadata() const
{

13
Kernel/FileSystem/TmpFS.cpp
View file

@ -15,13 +15,8 @@ ErrorOr<NonnullRefPtr<TmpFS>> TmpFS::try_create()
return adopt_nonnull_ref_or_enomem(new (nothrow) TmpFS);
}
TmpFS::TmpFS()
{
}
TmpFS::~TmpFS()
{
}
TmpFS::TmpFS() = default;
TmpFS::~TmpFS() = default;
ErrorOr<void> TmpFS::initialize()
{
@ -50,9 +45,7 @@ TmpFSInode::TmpFSInode(TmpFS& fs, const InodeMetadata& metadata, WeakPtr<TmpFSIn
m_metadata.inode = identifier();
}
TmpFSInode::~TmpFSInode()
{
}
TmpFSInode::~TmpFSInode() = default;
ErrorOr<NonnullRefPtr<TmpFSInode>> TmpFSInode::try_create(TmpFS& fs, InodeMetadata const& metadata, WeakPtr<TmpFSInode> parent)
{

4
Kernel/FileSystem/VirtualFileSystem.cpp
View file

@ -40,9 +40,7 @@ UNMAP_AFTER_INIT VirtualFileSystem::VirtualFileSystem()
{
}
UNMAP_AFTER_INIT VirtualFileSystem::~VirtualFileSystem()
{
}
UNMAP_AFTER_INIT VirtualFileSystem::~VirtualFileSystem() = default;
InodeIdentifier VirtualFileSystem::root_inode_id() const
{