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Kernel: Mark sys$getsockname as not needing the big process lock

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This syscall does not access any big process lock protected resources.
This commit is contained in:
Idan Horowitz 2023-12-16 13:35:33 +02:00 • committed by Andreas Kling
parent ed5406e47d
commit 519214697b
2 changed files with 2 additions and 2 deletions
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2
Kernel/API/Syscall.h
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@ -107,7 +107,7 @@ enum class NeedsBigProcessLock {
S(getresuid, NeedsBigProcessLock::No) \ S(getresuid, NeedsBigProcessLock::No) \
S(getrusage, NeedsBigProcessLock::No) \ S(getrusage, NeedsBigProcessLock::No) \
S(getsid, NeedsBigProcessLock::No) \ S(getsid, NeedsBigProcessLock::No) \
S(getsockname, NeedsBigProcessLock::Yes) \ S(getsockname, NeedsBigProcessLock::No) \
S(getsockopt, NeedsBigProcessLock::No) \ S(getsockopt, NeedsBigProcessLock::No) \
S(gettid, NeedsBigProcessLock::No) \ S(gettid, NeedsBigProcessLock::No) \
S(getuid, NeedsBigProcessLock::No) \ S(getuid, NeedsBigProcessLock::No) \

2
Kernel/Syscalls/socket.cpp
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@ -359,7 +359,7 @@ ErrorOr<void> Process::get_sock_or_peer_name(Params const& params)
ErrorOr<FlatPtr> Process::sys$getsockname(Userspace<Syscall::SC_getsockname_params const*> user_params) ErrorOr<FlatPtr> Process::sys$getsockname(Userspace<Syscall::SC_getsockname_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)); auto params = TRY(copy_typed_from_user(user_params));
TRY(get_sock_or_peer_name<SockOrPeerName::SockName>(params)); TRY(get_sock_or_peer_name<SockOrPeerName::SockName>(params));
return 0; return 0;