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From: Konstantin Belousov <kib@FreeBSD.org>
Date: Thu, 21 Feb 2013 05:53:42 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r247078 - stable/9/sys/amd64/amd64
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X-List-Received-Date: Thu, 21 Feb 2013 05:53:43 -0000
Author: kib
Date: Thu Feb 21 05:53:42 2013
New Revision: 247078
URL: http://svnweb.freebsd.org/changeset/base/247078
Log:
MFC r246801:
Assert that user address is never qremoved.
Modified:
stable/9/sys/amd64/amd64/pmap.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/amd64/amd64/pmap.c
==============================================================================
--- stable/9/sys/amd64/amd64/pmap.c Thu Feb 21 05:47:52 2013 (r247077)
+++ stable/9/sys/amd64/amd64/pmap.c Thu Feb 21 05:53:42 2013 (r247078)
@@ -1440,6 +1440,7 @@ pmap_qremove(vm_offset_t sva, int count)
va = sva;
while (count-- > 0) {
+ KASSERT(va >= VM_MIN_KERNEL_ADDRESS, ("usermode va %lx", va));
pmap_kremove(va);
va += PAGE_SIZE;
}