On Thu, Aug 22, 2002 at 11:47:53AM +0200, Hubert Feyrer wrote:
>
> Using the latest snapshot from releng.netbsd.org, I get lots of "signal
> 11"s during compilation. I'v replaced the machine's RAM (4*256 -> 4*64),
> but that didn't make any differences.
> 

I'm not sure if that hme or not but the following patch fixed
'signal 11' during NFS build for me. I have some theory about
aliased shared pages, but it's just guess with no prove at this 
point.

	Andrey

Index: pmap.c
===================================================================
RCS file: /cvsroot/syssrc/sys/arch/sparc64/sparc64/pmap.c,v
retrieving revision 1.125
diff -u -p -r1.125 pmap.c
--- pmap.c      2002/08/12 12:04:31     1.125
+++ pmap.c      2002/08/22 17:14:52
@@ -2805,6 +2805,7 @@ pmap_clear_modify(pg)
                                changed |= 1;
                        pv->pv_va &= ~(PV_MOD);
                        simple_unlock(&pv->pv_pmap->pm_lock);
+                       dcache_flush_page(pa);
                }
        splx(s);
        pv_check();