Kernel: Userspace signal handlers are now called one at a time

I added a syscall for telling the kernel when signal execution has finished. We should send a random hash or id to the signal trampoline that we would include in the syscall, so validity of signal exit can be confirmed.
2023-07-23 13:09:04 +03:00
parent 7391d91317
commit adb14ba373
9 changed files with 77 additions and 6 deletions
--- a/kernel/arch/x86_64/Signal.S
+++ b/kernel/arch/x86_64/Signal.S
@@ -24,6 +24,9 @@ signal_trampoline:
 	movq 120(%rsp), %rax
 	call *%rax

+	movq 128(%rsp), %rdi
+	call signal_done
+
 	popq %r15
 	popq %r14
 	popq %r13