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Kernel: More PID/TID typing

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This commit is contained in:
Ben Wiederhake 2020-08-09 01:08:24 +02:00 • committed by Andreas Kling
parent 7bdf54c837
commit bee08a4b9f
21 changed files with 67 additions and 60 deletions
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2
Kernel/Syscalls/execve.cpp
View file

@ -282,7 +282,7 @@ int Process::do_exec(NonnullRefPtr<FileDescription> main_program_description, Ve
m_master_tls_size = master_tls_size;
m_master_tls_alignment = master_tls_alignment;
// FIXME: PID/TID BUG
// FIXME: PID/TID ISSUE
m_pid = new_main_thread->tid().value();
new_main_thread->make_thread_specific_region({});
new_main_thread->reset_fpu_state();

5
Kernel/Syscalls/kill.cpp
View file

@ -43,7 +43,7 @@ KResult Process::do_kill(Process& process, int signal)
return KSuccess;
}
KResult Process::do_killpg(pid_t pgrp, int signal)
KResult Process::do_killpg(ProcessGroupID pgrp, int signal)
{
InterruptDisabler disabler;
@ -52,8 +52,7 @@ KResult Process::do_killpg(pid_t pgrp, int signal)
// Send the signal to all processes in the given group.
if (pgrp == 0) {
// Send the signal to our own pgrp.
// FIXME: PIF/PGID INCOMPLETE
pgrp = pgid().value();
pgrp = pgid();
}
bool group_was_empty = true;

22
Kernel/Syscalls/sched.cpp
View file

@ -35,7 +35,7 @@ int Process::sys$yield()
return 0;
}
int Process::sys$donate(int tid)
int Process::sys$donate(pid_t tid)
{
REQUIRE_PROMISE(stdio);
if (tid < 0)
@ -48,7 +48,7 @@ int Process::sys$donate(int tid)
return 0;
}
int Process::sys$sched_setparam(int tid, Userspace<const struct sched_param*> user_param)
int Process::sys$sched_setparam(int pid, Userspace<const struct sched_param*> user_param)
{
REQUIRE_PROMISE(proc);
if (!validate_read_typed(user_param))
@ -59,8 +59,8 @@ int Process::sys$sched_setparam(int tid, Userspace<const struct sched_param*> us
InterruptDisabler disabler;
auto* peer = Thread::current();
if (tid != 0)
peer = Thread::from_tid(tid);
if (pid != 0)
peer = Thread::from_tid(pid);
if (!peer)
return -ESRCH;
@ -68,8 +68,7 @@ int Process::sys$sched_setparam(int tid, Userspace<const struct sched_param*> us
if (!is_superuser() && m_euid != peer->process().m_uid && m_uid != peer->process().m_uid)
return -EPERM;
if (desired_param.sched_priority < THREAD_PRIORITY_MIN ||
desired_param.sched_priority > THREAD_PRIORITY_MAX)
if (desired_param.sched_priority < THREAD_PRIORITY_MIN || desired_param.sched_priority > THREAD_PRIORITY_MAX)
return -EINVAL;
peer->set_priority((u32)desired_param.sched_priority);
@ -84,8 +83,11 @@ int Process::sys$sched_getparam(pid_t pid, Userspace<struct sched_param*> user_p
InterruptDisabler disabler;
auto* peer = Thread::current();
if (pid != 0)
if (pid != 0) {
// FIXME: PID/TID BUG
// The entire process is supposed to be affected.
peer = Thread::from_tid(pid);
}
if (!peer)
return -ESRCH;
@ -93,12 +95,14 @@ int Process::sys$sched_getparam(pid_t pid, Userspace<struct sched_param*> user_p
if (!is_superuser() && m_euid != peer->process().m_uid && m_uid != peer->process().m_uid)
return -EPERM;
struct sched_param param { (int) peer->priority() };
struct sched_param param {
(int)peer->priority()
};
copy_to_user(user_param, &param);
return 0;
}
int Process::sys$set_thread_boost(int tid, int amount)
int Process::sys$set_thread_boost(pid_t tid, int amount)
{
REQUIRE_PROMISE(proc);
if (amount < 0 || amount > 20)

10
Kernel/Syscalls/thread.cpp
View file

@ -73,7 +73,7 @@ int Process::sys$create_thread(void* (*entry)(void*), Userspace<const Syscall::S
// length + 4 to give space for our extra junk at the end
StringBuilder builder(m_name.length() + 4);
builder.append(m_name);
builder.appendf("[%d]", thread->tid());
builder.appendf("[%d]", thread->tid().value());
thread->set_name(builder.to_string());
thread->set_priority(requested_thread_priority);
@ -102,7 +102,7 @@ void Process::sys$exit_thread(void* exit_value)
ASSERT_NOT_REACHED();
}
int Process::sys$detach_thread(int tid)
int Process::sys$detach_thread(pid_t tid)
{
REQUIRE_PROMISE(thread);
InterruptDisabler disabler;
@ -117,7 +117,7 @@ int Process::sys$detach_thread(int tid)
return 0;
}
int Process::sys$join_thread(int tid, void** exit_value)
int Process::sys$join_thread(pid_t tid, void** exit_value)
{
REQUIRE_PROMISE(thread);
if (exit_value && !validate_write_typed(exit_value))
@ -169,7 +169,7 @@ int Process::sys$join_thread(int tid, void** exit_value)
return 0;
}
int Process::sys$set_thread_name(int tid, const char* user_name, size_t user_name_length)
int Process::sys$set_thread_name(pid_t tid, const char* user_name, size_t user_name_length)
{
REQUIRE_PROMISE(thread);
auto name = validate_and_copy_string_from_user(user_name, user_name_length);
@ -188,7 +188,7 @@ int Process::sys$set_thread_name(int tid, const char* user_name, size_t user_nam
thread->set_name(name);
return 0;
}
int Process::sys$get_thread_name(int tid, char* buffer, size_t buffer_size)
int Process::sys$get_thread_name(pid_t tid, char* buffer, size_t buffer_size)
{
REQUIRE_PROMISE(thread);
if (buffer_size == 0)