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Kernel: Put Process unveil state in a SpinlockProtected container

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This makes path resolution safe to perform without holding the big lock.
This commit is contained in:
Andreas Kling
2022-03-07 21:23:08 +01:00
parent 24f02bd421
commit 580d89f093
7 changed files with 87 additions and 67 deletions
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4
Kernel/Process.cpp
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@@ -224,13 +224,13 @@ ErrorOr<NonnullRefPtr<Process>> Process::try_create(RefPtr<Thread>& first_thread
return process;
}
Process::Process(NonnullOwnPtr<KString> name, UserID uid, GroupID gid, ProcessID ppid, bool is_kernel_process, NonnullRefPtr<Custody> current_directory, RefPtr<Custody> executable, TTY* tty, UnveilNode unveil_tree)
Process::Process(NonnullOwnPtr<KString> name, UserID uid, GroupID gid, ProcessID ppid, bool is_kernel_process, RefPtr<Custody> current_directory, RefPtr<Custody> executable, TTY* tty, UnveilNode unveil_tree)
: m_name(move(name))
, m_is_kernel_process(is_kernel_process)
, m_executable(move(executable))
, m_current_directory(move(current_directory))
, m_tty(tty)
, m_unveiled_paths(move(unveil_tree))
, m_unveil_data(move(unveil_tree))
, m_wait_blocker_set(*this)
{
// Ensure that we protect the process data when exiting the constructor.