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Kernel: Switch process file descriptor table from spinlock to mutex

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There's no reason for this to use a spinlock. Instead, let's allow
threads to block if someone else is using the descriptor table.
This commit is contained in:
Andreas Kling 2022-01-29 01:29:07 +01:00
parent 8ebec2938c
commit b56646e293
16 changed files with 37 additions and 37 deletions
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4
Kernel/Syscalls/fork.cpp
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@ -23,8 +23,8 @@ ErrorOr<FlatPtr> Process::sys$fork(RegisterState& regs)
child->m_veil_state = m_veil_state;
child->m_unveiled_paths = m_unveiled_paths.deep_copy();
TRY(child->m_fds.with([&](auto& child_fds) {
return m_fds.with([&](auto& parent_fds) {
TRY(child->m_fds.with_exclusive([&](auto& child_fds) {
return m_fds.with_exclusive([&](auto& parent_fds) {
return child_fds.try_clone(parent_fds);
});
}));