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From: Andrew Turner <andrew@FreeBSD.org>
Date: Sat, 23 Aug 2014 18:07:44 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject: svn commit: r270428 - projects/arm64/sys/arm64/arm64
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Author: andrew
Date: Sat Aug 23 18:07:43 2014
New Revision: 270428
URL: http://svnweb.freebsd.org/changeset/base/270428

Log:
  Lock the pmap in pmap_protect

Modified:
  projects/arm64/sys/arm64/arm64/pmap.c

Modified: projects/arm64/sys/arm64/arm64/pmap.c
==============================================================================
--- projects/arm64/sys/arm64/arm64/pmap.c	Sat Aug 23 18:07:40 2014	(r270427)
+++ projects/arm64/sys/arm64/arm64/pmap.c	Sat Aug 23 18:07:43 2014	(r270428)
@@ -800,6 +800,7 @@ pmap_protect(pmap_t pmap, vm_offset_t sv
 	if ((prot & VM_PROT_WRITE) != 0)
 		mask |= ATTR_AP(ATTR_AP_RW);
 
+	PMAP_LOCK(pmap);
 	for (; sva < eva; sva = va_next) {
 		l1 = pmap_l1(pmap, sva);
 		if ((*l1 & ATTR_DESCR_MASK) == L1_BLOCK) {
@@ -824,6 +825,7 @@ pmap_protect(pmap_t pmap, vm_offset_t sv
 		}
 		va_next = sva + L3_SIZE;
 	}
+	PMAP_UNLOCK(pmap);
 }
 
 /*