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Kernel: Make sys$unveil() not take the big process lock

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The unveil syscall uses the UnveilData struct which is already
SpinlockProtected, so there is no need to take the big lock.
This commit is contained in:
Samuel Bowman 2022-08-16 22:52:58 -04:00 • committed by Andreas Kling
parent 146903a3b5
commit b5a2f59320
2 changed files with 2 additions and 2 deletions
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2
Kernel/Syscalls/unveil.cpp
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@ -26,7 +26,7 @@ static void update_intermediate_node_permissions(UnveilNode& root_node, UnveilAc
ErrorOr<FlatPtr> Process::sys$unveil(Userspace<Syscall::SC_unveil_params const*> user_params)
{
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
VERIFY_NO_PROCESS_BIG_LOCK(this);
auto params = TRY(copy_typed_from_user(user_params));
if (!params.path.characters && !params.permissions.characters) {