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Kernel: Make scheduler control syscalls more generic

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The syscalls are renamed as they no longer reflect the exact POSIX
functionality. They can now handle setting/getting scheduler parameters
for both threads and processes.
This commit is contained in:
kleines Filmröllchen 2022-07-24 16:00:51 +02:00 • committed by Linus Groh
parent 7bb34279cd
commit b8567d7a9d
6 changed files with 95 additions and 42 deletions
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20
Userland/DevTools/UserspaceEmulator/Emulator_syscalls.cpp
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@ -201,10 +201,10 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$rename(arg1);
case SC_rmdir:
return virt$rmdir(arg1, arg2);
case SC_sched_getparam:
return virt$sched_getparam(arg1, arg2);
case SC_sched_setparam:
return virt$sched_setparam(arg1, arg2);
case SC_scheduler_get_parameters:
return virt$scheduler_get_parameters(arg1);
case SC_scheduler_set_parameters:
return virt$scheduler_set_parameters(arg1);
case SC_sendfd:
return virt$sendfd(arg1, arg2);
case SC_sendmsg:
@ -1504,20 +1504,20 @@ int Emulator::virt$dup2(int old_fd, int new_fd)
return syscall(SC_dup2, old_fd, new_fd);
}
int Emulator::virt$sched_getparam(pid_t pid, FlatPtr user_addr)
int Emulator::virt$scheduler_get_parameters(FlatPtr user_addr)
{
sched_param user_param;
Syscall::SC_scheduler_parameters_params user_param;
mmu().copy_from_vm(&user_param, user_addr, sizeof(user_param));
auto rc = syscall(SC_sched_getparam, pid, &user_param);
auto rc = syscall(SC_scheduler_get_parameters, &user_param);
mmu().copy_to_vm(user_addr, &user_param, sizeof(user_param));
return rc;
}
int Emulator::virt$sched_setparam(int pid, FlatPtr user_addr)
int Emulator::virt$scheduler_set_parameters(FlatPtr user_addr)
{
sched_param user_param;
Syscall::SC_scheduler_parameters_params user_param;
mmu().copy_from_vm(&user_param, user_addr, sizeof(user_param));
return syscall(SC_sched_setparam, pid, &user_param);
return syscall(SC_scheduler_set_parameters, &user_param);
}
int Emulator::virt$set_thread_name(pid_t pid, FlatPtr name_addr, size_t name_length)