Redesign reschedule points, allow one operation to reschedule many cpus at once

kernel/sys/proc.h

@@ -1,14 +1,19 @@
 #ifndef _KERNEL_SYS_PROC_H
 #define _KERNEL_SYS_PROC_H
 
+#include <libk/list.h>
 #include <libk/std.h>
+#include <proc/reschedule.h>
 
 struct proc;
 
 struct proc* proc_from_elf (uint8_t* elf_contents);
+
 struct proc* proc_clone (struct proc* proto, uintptr_t vstack_top, uintptr_t entry,
                          uintptr_t argument_ptr);
-void proc_cleanup (struct proc* proc);
+
+void proc_cleanup (struct proc* proc, struct reschedule_ctx* rctx);
+
 void proc_init_tls (struct proc* proc);
 
 #endif // _KERNEL_SYS_PROC_H