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Pass implicit PID into syscalls

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This commit is contained in:
Kamil Kowalczyk
2025-10-18 12:10:59 +02:00
parent d1d777ec75
commit a5fe64b253
15 changed files with 56 additions and 34 deletions
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8
kernel/hal/x86_64/intr.c
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@ -193,8 +193,12 @@ void hal_syscalldispatch(IntrStackFrame *frame) {
frame->regs.rax = E_BADSYSCALL;
return;
}
int32_t ret = fn(frame, frame->regs.rdi, frame->regs.rsi, frame->regs.rdx,
frame->regs.r10, frame->regs.r8, frame->regs.r9);
spinlock_acquire(&PROCS.spinlock);
uint64_t calling_proc_pid = PROCS.current->pid;
spinlock_release(&PROCS.spinlock);
hal_intr_enable();
int32_t ret = fn(frame, calling_proc_pid, frame->regs.rdi, frame->regs.rsi, frame->regs.rdx,
frame->regs.r10, frame->regs.r8, frame->regs.r9);
if (ret == E_DOSCHEDULING) {
proc_sched((void *)frame);

2
kernel/hal/x86_64/intr0.S
View File

@ -62,7 +62,7 @@
.endm
.macro _vecintr_bodygen
// cli
cli
_push_regs
cld
movq %rsp, %rdi