RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 04:07:45 +00:00
Code Issues Activity Actions

Kernel+UserspaceEmulator: Remove unused sys$gettimeofday()

Browse source 
Now that LibC uses clock_gettime() to implement gettimeofday(), we can
get rid of this entire syscall. :^)
This commit is contained in:
Andreas Kling 2021-08-10 12:50:42 +02:00
parent 5f6e0e0162
commit fa64ab26a4
5 changed files with 0 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

1
Kernel/API/Syscall.h
View file

@ -64,7 +64,6 @@ enum class NeedsBigProcessLock {
S(munmap, NeedsBigProcessLock::Yes) \
S(get_dir_entries, NeedsBigProcessLock::Yes) \
S(getcwd, NeedsBigProcessLock::Yes) \
S(gettimeofday, NeedsBigProcessLock::No) \
S(gethostname, NeedsBigProcessLock::No) \
S(sethostname, NeedsBigProcessLock::No) \
S(chdir, NeedsBigProcessLock::Yes) \

1
Kernel/Process.h
View file

@ -317,7 +317,6 @@ public:
KResultOr<FlatPtr> sys$chdir(Userspace<const char*>, size_t);
KResultOr<FlatPtr> sys$fchdir(int fd);
KResultOr<FlatPtr> sys$adjtime(Userspace<const timeval*>, Userspace<timeval*>);
KResultOr<FlatPtr> sys$gettimeofday(Userspace<timeval*>);
KResultOr<FlatPtr> sys$clock_gettime(clockid_t, Userspace<timespec*>);
KResultOr<FlatPtr> sys$clock_settime(clockid_t, Userspace<const timespec*>);
KResultOr<FlatPtr> sys$clock_nanosleep(Userspace<const Syscall::SC_clock_nanosleep_params*>);

10
Kernel/Syscalls/clock.cpp
View file

@ -116,14 +116,4 @@ KResultOr<FlatPtr> Process::sys$adjtime(Userspace<const timeval*> user_delta, Us
return 0;
}
KResultOr<FlatPtr> Process::sys$gettimeofday(Userspace<timeval*> user_tv)
{
VERIFY_NO_PROCESS_BIG_LOCK(this);
REQUIRE_PROMISE(stdio);
auto tv = kgettimeofday().to_timeval();
if (!copy_to_user(user_tv, &tv))
return EFAULT;
return 0;
}
}