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

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with a larger kernel stack. Remove inclusion of opt_kstack_pages.h now
that it's unused.

Note: If anyone's toes got stepped on by me doing this let me know
privately please.

Approved by:	rwatson (mentor)
This commit is contained in:
Ken Smith 2004-03-29 02:01:42 +00:00
parent 32903c86e7
commit 24b5b08280
1 changed files with 2 additions and 4 deletions
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6
sys/alpha/alpha/vm_machdep.c
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@ -69,8 +69,6 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_kstack_pages.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
@ -137,7 +135,7 @@ cpu_fork(td1, p2, td2, flags)
p1 = td1->td_proc;
td2->td_pcb = (struct pcb *)
(td2->td_kstack + KSTACK_PAGES * PAGE_SIZE) - 1;
(td2->td_kstack + td2->td_kstack_pages * PAGE_SIZE) - 1;
td2->td_md.md_flags = td1->td_md.md_flags & MDTD_FPUSED;
PROC_LOCK(p2);
p2->p_md.md_uac = p1->p_md.md_uac;
@ -276,7 +274,7 @@ cpu_thread_setup(struct thread *td)
{
td->td_pcb =
(struct pcb *)(td->td_kstack + KSTACK_PAGES * PAGE_SIZE) - 1;
(struct pcb *)(td->td_kstack + td->td_kstack_pages * PAGE_SIZE) - 1;
td->td_md.md_pcbpaddr = (void*)vtophys((vm_offset_t)td->td_pcb);
td->td_frame = (struct trapframe *)((caddr_t)td->td_pcb) - 1;
}