RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 14:57:35 +00:00
Code Issues Activity Actions

Kernel: Mark sys$getpgrp as not needing the big lock

Browse source 
Access to the process's process group is already serialized by
SpinlockProtected.
This commit is contained in:
Andreas Kling 2023-04-03 13:34:00 +02:00
parent 2ddd69260c
commit 1382439267
2 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/API/Syscall.h
View file

@ -97,7 +97,7 @@ enum class NeedsBigProcessLock {
S(getkeymap, NeedsBigProcessLock::No) \
S(getpeername, NeedsBigProcessLock::Yes) \
S(getpgid, NeedsBigProcessLock::No) \
S(getpgrp, NeedsBigProcessLock::Yes) \
S(getpgrp, NeedsBigProcessLock::No) \
S(getpid, NeedsBigProcessLock::No) \
S(getppid, NeedsBigProcessLock::No) \
S(getrandom, NeedsBigProcessLock::No) \

2
Kernel/Syscalls/setpgid.cpp
View file

@ -61,7 +61,7 @@ ErrorOr<FlatPtr> Process::sys$getpgid(pid_t pid)
ErrorOr<FlatPtr> Process::sys$getpgrp()
{
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
VERIFY_NO_PROCESS_BIG_LOCK(this);
TRY(require_promise(Pledge::stdio));
return pgid().value();
}