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From: Warner Losh <imp@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
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Subject: PERFORCE change 132369 for review
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http://perforce.freebsd.org/chv.cgi?CH=132369

Change 132369 by imp@imp_paco-paco on 2008/01/03 06:15:10

	
	I think I can just remove the reference to PG_BUSY here since
	it changed into VOP_BUSY, and also remove the page queue
	locking operations.  I think they are also not needed.

Affected files ...

.. //depot/projects/mips2-jnpr/src/sys/mips/mips/pmap.c#7 edit

Differences ...

==== //depot/projects/mips2-jnpr/src/sys/mips/mips/pmap.c#7 (text+ko) ====

@@ -875,7 +875,7 @@
 }
 
 void
-pmap_pinit0(struct pmap *pmap)
+pmap_pinit0(pmap_t pmap)
 {
 	int i;
 
@@ -896,8 +896,8 @@
  * Initialize a preallocated and zeroed pmap structure,
  * such as one in a vmspace structure.
  */
-void
-pmap_pinit(struct pmap *pmap)
+int
+pmap_pinit(pmap_t pmap)
 {
 	vm_page_t ptdpg;
 	int i;
@@ -917,11 +917,16 @@
 	 */
 	ptdpg = vm_page_alloc( NULL, NUSERPGTBLS, req);
 
+#if 0
+	/* I think we can just delete these, now that PG_BUSY is gone */
 	vm_page_lock_queues();
 	vm_page_flag_clear(ptdpg, PG_BUSY); /* not usually mapped*/
+#endif
 	ptdpg->valid = VM_PAGE_BITS_ALL;
 
+#if 0
 	vm_page_unlock_queues();
+#endif
 
 	pmap->pm_segtab = (pd_entry_t *)
 	    MIPS_PHYS_TO_CACHED(VM_PAGE_TO_PHYS(ptdpg));
@@ -936,6 +941,8 @@
 	}
 	TAILQ_INIT(&pmap->pm_pvlist);
 	bzero(&pmap->pm_stats, sizeof pmap->pm_stats);
+
+	return (1);
 }
 
 /*