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From: Attilio Rao <attilio@FreeBSD.org>
Date: Wed, 18 May 2011 16:42:01 +0000 (UTC)
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Subject: svn commit: r222069 - head/sys/powerpc/booke
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Author: attilio
Date: Wed May 18 16:42:01 2011
New Revision: 222069
URL: http://svn.freebsd.org/changeset/base/222069

Log:
  Fix warning spit out.
  
  Reported by:	sbruno

Modified:
  head/sys/powerpc/booke/pmap.c

Modified: head/sys/powerpc/booke/pmap.c
==============================================================================
--- head/sys/powerpc/booke/pmap.c	Wed May 18 16:41:38 2011	(r222068)
+++ head/sys/powerpc/booke/pmap.c	Wed May 18 16:42:01 2011	(r222069)
@@ -63,6 +63,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/msgbuf.h>
 #include <sys/lock.h>
 #include <sys/mutex.h>
+#include <sys/sched.h>
 #include <sys/smp.h>
 #include <sys/vmmeter.h>
 
@@ -1228,7 +1229,7 @@ mmu_booke_bootstrap(mmu_t mmu, vm_offset
 		    PTE_VALID;
 	}
 	/* Mark kernel_pmap active on all CPUs */
-	kernel_pmap->pm_active = ~0;
+	CPU_FILL(&kernel_pmap->pm_active);
 
 	/*******************************************************/
 	/* Final setup */
@@ -1483,7 +1484,7 @@ mmu_booke_pinit(mmu_t mmu, pmap_t pmap)
 	PMAP_LOCK_INIT(pmap);
 	for (i = 0; i < MAXCPU; i++)
 		pmap->pm_tid[i] = TID_NONE;
-	pmap->pm_active = 0;
+	CPU_ZERO(&kernel_pmap->pm_active);
 	bzero(&pmap->pm_stats, sizeof(pmap->pm_stats));
 	bzero(&pmap->pm_pdir, sizeof(pte_t *) * PDIR_NENTRIES);
 	TAILQ_INIT(&pmap->pm_ptbl_list);
@@ -1838,7 +1839,7 @@ mmu_booke_activate(mmu_t mmu, struct thr
 
 	mtx_lock_spin(&sched_lock);
 
-	atomic_set_int(&pmap->pm_active, PCPU_GET(cpumask));
+	CPU_OR_ATOMIC(&pmap->pm_active, PCPU_PTR(cpumask));
 	PCPU_SET(curpmap, pmap);
 	
 	if (pmap->pm_tid[PCPU_GET(cpuid)] == TID_NONE)
@@ -1867,7 +1868,9 @@ mmu_booke_deactivate(mmu_t mmu, struct t
 	CTR5(KTR_PMAP, "%s: td=%p, proc = '%s', id = %d, pmap = 0x%08x",
 	    __func__, td, td->td_proc->p_comm, td->td_proc->p_pid, pmap);
 
-	atomic_clear_int(&pmap->pm_active, PCPU_GET(cpumask));
+	sched_pin();
+	CPU_NAND_ATOMIC(&pmap->pm_active, PCPU_PTR(cpumask));
+	sched_unpin();
 	PCPU_SET(curpmap, NULL);
 }