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Kernel: Make OpenFileDescriptions::max_open() static and constexpr

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This method was just returning a static constexpr member variable
verbatim, so there's no point requiring a member function to observe
its value.
This commit is contained in:
Andrew Kaster 2021-10-31 16:45:01 -06:00 • committed by Andreas Kling
commit bc29c7f04f
Notes: sideshowbarker 2024-07-18 01:06:54 +09:00
2 changed files with 4 additions and 4 deletions
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2
Kernel/Process.cpp
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@ -151,7 +151,7 @@ ErrorOr<NonnullRefPtr<Process>> Process::try_create_user_process(RefPtr<Thread>&
auto name = TRY(KString::try_create(parts.last())); auto name = TRY(KString::try_create(parts.last()));
auto process = TRY(Process::try_create(first_thread, move(name), uid, gid, ProcessID(0), false, VirtualFileSystem::the().root_custody(), nullptr, tty)); auto process = TRY(Process::try_create(first_thread, move(name), uid, gid, ProcessID(0), false, VirtualFileSystem::the().root_custody(), nullptr, tty));
TRY(process->m_fds.try_resize(process->m_fds.max_open())); TRY(process->m_fds.try_resize(Process::OpenFileDescriptions::max_open()));
auto& device_to_use_as_tty = tty ? (CharacterDevice&)*tty : DeviceManagement::the().null_device(); auto& device_to_use_as_tty = tty ? (CharacterDevice&)*tty : DeviceManagement::the().null_device();
auto description = TRY(device_to_use_as_tty.open(O_RDWR)); auto description = TRY(device_to_use_as_tty.open(O_RDWR));

6
Kernel/Process.h
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@ -663,9 +663,9 @@ public:
ErrorOr<void> try_resize(size_t size) { return m_fds_metadatas.try_resize(size); } ErrorOr<void> try_resize(size_t size) { return m_fds_metadatas.try_resize(size); }
size_t max_open() const static constexpr size_t max_open()
{ {
return m_max_open_file_descriptors; return s_max_open_file_descriptors;
} }
void clear() void clear()
@ -678,7 +678,7 @@ public:
private: private:
OpenFileDescriptions() = default; OpenFileDescriptions() = default;
static constexpr size_t m_max_open_file_descriptors { FD_SETSIZE }; static constexpr size_t s_max_open_file_descriptors { FD_SETSIZE };
mutable Spinlock m_fds_lock; mutable Spinlock m_fds_lock;
Vector<OpenFileDescriptionAndFlags> m_fds_metadatas; Vector<OpenFileDescriptionAndFlags> m_fds_metadatas;
}; };