RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 07:47:37 +00:00
Code Issues Activity Actions

Kernel: Disable big process lock for sys$clock_nanosleep

Browse source 
This syscall doesn't touch any intra-process shared resources and only
accesses the time via the atomic TimeManagement::current_time so there's
no need to hold the big lock.
This commit is contained in:
Idan Horowitz 2021-08-06 14:54:34 +03:00 • committed by Andreas Kling
parent fbd848e6eb
commit 3ba2449058
2 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/Syscalls/clock.cpp
View file

@ -49,7 +49,7 @@ KResultOr<FlatPtr> Process::sys$clock_settime(clockid_t clock_id, Userspace<cons
KResultOr<FlatPtr> Process::sys$clock_nanosleep(Userspace<const Syscall::SC_clock_nanosleep_params*> user_params)
{
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
VERIFY_NO_PROCESS_BIG_LOCK(this);
REQUIRE_PROMISE(stdio);
Syscall::SC_clock_nanosleep_params params;