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Kernel: Switch LockRefPtr<Inode> to RefPtr<Inode>

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The main place where this is a little iffy is in RAMFS where inodes
have a LockWeakPtr to their parent inode. I've left that as a
LockWeakPtr for now.
This commit is contained in:
Andreas Kling 2023-03-07 12:25:00 +01:00
parent 067d0689c5
commit e6fc7b3ff7
50 changed files with 143 additions and 144 deletions
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2
Kernel/FileSystem/ISO9660FS/FileSystem.h
View file

@ -59,7 +59,7 @@ private:
ErrorOr<void> visit_directory_record(ISO::DirectoryRecordHeader const& record, Function<ErrorOr<RecursionDecision>(ISO::DirectoryRecordHeader const*)> const& visitor) const;
OwnPtr<ISO::PrimaryVolumeDescriptor> m_primary_volume;
LockRefPtr<ISO9660Inode> m_root_inode;
RefPtr<ISO9660Inode> m_root_inode;
mutable u32 m_cached_inode_count { 0 };
HashMap<u32, NonnullLockRefPtr<ISO9660FSDirectoryEntry>> m_directory_entry_cache;

10
Kernel/FileSystem/ISO9660FS/Inode.cpp
View file

@ -75,9 +75,9 @@ ErrorOr<void> ISO9660Inode::replace_child(StringView, Inode&)
return EROFS;
}
ErrorOr<NonnullLockRefPtr<Inode>> ISO9660Inode::lookup(StringView name)
ErrorOr<NonnullRefPtr<Inode>> ISO9660Inode::lookup(StringView name)
{
LockRefPtr<Inode> inode;
RefPtr<Inode> inode;
Array<u8, max_file_identifier_length> file_identifier_buffer;
TRY(fs().visit_directory_record(m_record, [&](ISO::DirectoryRecordHeader const* record) {
@ -115,7 +115,7 @@ ErrorOr<size_t> ISO9660Inode::write_bytes_locked(off_t, size_t, UserOrKernelBuff
return EROFS;
}
ErrorOr<NonnullLockRefPtr<Inode>> ISO9660Inode::create_child(StringView, mode_t, dev_t, UserID, GroupID)
ErrorOr<NonnullRefPtr<Inode>> ISO9660Inode::create_child(StringView, mode_t, dev_t, UserID, GroupID)
{
return EROFS;
}
@ -160,9 +160,9 @@ ISO9660Inode::ISO9660Inode(ISO9660FS& fs, ISO::DirectoryRecordHeader const& reco
ISO9660Inode::~ISO9660Inode() = default;
ErrorOr<NonnullLockRefPtr<ISO9660Inode>> ISO9660Inode::try_create_from_directory_record(ISO9660FS& fs, ISO::DirectoryRecordHeader const& record, StringView name)
ErrorOr<NonnullRefPtr<ISO9660Inode>> ISO9660Inode::try_create_from_directory_record(ISO9660FS& fs, ISO::DirectoryRecordHeader const& record, StringView name)
{
return adopt_nonnull_lock_ref_or_enomem(new (nothrow) ISO9660Inode(fs, record, name));
return adopt_nonnull_ref_or_enomem(new (nothrow) ISO9660Inode(fs, record, name));
}
void ISO9660Inode::create_metadata()

6
Kernel/FileSystem/ISO9660FS/Inode.h
View file

@ -23,9 +23,9 @@ public:
// ^Inode
virtual InodeMetadata metadata() const override;
virtual ErrorOr<void> traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual ErrorOr<NonnullLockRefPtr<Inode>> lookup(StringView name) override;
virtual ErrorOr<NonnullRefPtr<Inode>> lookup(StringView name) override;
virtual ErrorOr<void> flush_metadata() override;
virtual ErrorOr<NonnullLockRefPtr<Inode>> create_child(StringView name, mode_t, dev_t, UserID, GroupID) override;
virtual ErrorOr<NonnullRefPtr<Inode>> create_child(StringView name, mode_t, dev_t, UserID, GroupID) override;
virtual ErrorOr<void> add_child(Inode&, StringView name, mode_t) override;
virtual ErrorOr<void> remove_child(StringView name) override;
virtual ErrorOr<void> replace_child(StringView name, Inode& child) override;
@ -45,7 +45,7 @@ private:
virtual ErrorOr<size_t> write_bytes_locked(off_t, size_t, UserOrKernelBuffer const& buffer, OpenFileDescription*) override;
ISO9660Inode(ISO9660FS&, ISO::DirectoryRecordHeader const& record, StringView name);
static ErrorOr<NonnullLockRefPtr<ISO9660Inode>> try_create_from_directory_record(ISO9660FS&, ISO::DirectoryRecordHeader const& record, StringView name);
static ErrorOr<NonnullRefPtr<ISO9660Inode>> try_create_from_directory_record(ISO9660FS&, ISO::DirectoryRecordHeader const& record, StringView name);
static InodeIndex get_inode_index(ISO::DirectoryRecordHeader const& record, StringView name);
static StringView get_normalized_filename(ISO::DirectoryRecordHeader const& record, Bytes buffer);