PERFORCE change 93698 for review

Kip Macy kmacy at FreeBSD.org
Tue Mar 21 08:04:45 UTC 2006


http://perforce.freebsd.org/chv.cgi?CH=93698

Change 93698 by kmacy at kmacy_storage:sun4vtmp on 2006/03/21 08:03:42

	update pcb_ra before pcb is used

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/vm_machdep.c#6 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/vm_machdep.c#6 (text+ko) ====

@@ -135,9 +135,11 @@
 
 	pcb = (struct pcb *)((td->td_kstack + td->td_kstack_pages * PAGE_SIZE -
 	    sizeof(struct pcb)) & ~0x3fUL);
+	pcb->pcb_ra = vtophys((vm_offset_t)pcb);
 	pcb->pcb_nsaved = 0;
 	td->td_frame = (struct trapframe *)pcb - 1;
 	td->td_pcb = pcb;
+	
 }
 
 void
@@ -296,6 +298,7 @@
 	fp->fr_pc = fp->fr_fp = 0;
 	pcb2->pcb_sp = (u_long)fp - SPOFF;
 	pcb2->pcb_pc = (u_long)fork_trampoline - 8;
+	pcb2->pcb_ra = vtophys((vm_offset_t)pcb2);
 	/* Setup to release sched_lock in fork_exit(). */
 	td2->td_md.md_spinlock_count = 1;
 	td2->td_md.md_saved_pil = 0;


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