MFi386: correctly calculate the top-of-stack when a kthread is created

with a larger kernel stack. Remove inclusion of opt_kstack_pages.h now
that it's unused.
This commit is contained in:
Marcel Moolenaar 2004-03-27 17:44:25 +00:00
parent 879d6c2306
commit 60f66d9174

View File

@ -67,8 +67,6 @@
* rights to redistribute these changes.
*/
#include "opt_kstack_pages.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
@ -129,7 +127,7 @@ cpu_thread_setup(struct thread *td)
{
intptr_t sp;
sp = td->td_kstack + KSTACK_PAGES * PAGE_SIZE;
sp = td->td_kstack + td->td_kstack_pages * PAGE_SIZE;
sp -= sizeof(struct pcb);
td->td_pcb = (struct pcb *)sp;
sp -= sizeof(struct trapframe);
@ -257,7 +255,7 @@ cpu_fork(struct thread *td1, struct proc *p2 __unused, struct thread *td2,
* create an image of the parent's stack and backing store and
* adjust where necessary.
*/
stackp = (char *)(td2->td_kstack + KSTACK_PAGES * PAGE_SIZE);
stackp = (char *)(td2->td_kstack + td2->td_kstack_pages * PAGE_SIZE);
stackp -= sizeof(struct pcb);
td2->td_pcb = (struct pcb *)stackp;