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Kernel: Use DistinctNumeric for filesystem ID's

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This patch adds the FileSystemID type, which is a distinct u32.
This prevents accidental conversion from arbitrary integers.
This commit is contained in:
Andreas Kling 2021-11-18 15:11:31 +01:00
parent 7c57961c61
commit e08d213830
18 changed files with 36 additions and 35 deletions
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8
Kernel/FileSystem/FileSystem.h
View file

@ -26,8 +26,8 @@ class FileSystem : public RefCounted<FileSystem> {
public:
virtual ~FileSystem();
unsigned fsid() const { return m_fsid; }
static FileSystem* from_fsid(u32);
FileSystemID fsid() const { return m_fsid; }
static FileSystem* from_fsid(FileSystemID);
static void sync();
static void lock_all();
@ -72,7 +72,7 @@ protected:
mutable Mutex m_lock { "FS" };
private:
unsigned m_fsid { 0 };
FileSystemID m_fsid;
u64 m_block_size { 0 };
size_t m_fragment_size { 0 };
bool m_readonly { false };
@ -94,7 +94,7 @@ namespace AK {
template<>
struct Traits<Kernel::InodeIdentifier> : public GenericTraits<Kernel::InodeIdentifier> {
static unsigned hash(const Kernel::InodeIdentifier& inode) { return pair_int_hash(inode.fsid(), inode.index().value()); }
static unsigned hash(const Kernel::InodeIdentifier& inode) { return pair_int_hash(inode.fsid().value(), inode.index().value()); }
};
}