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From: Peter Wemm <peter@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Cc: 
Subject: PERFORCE change 121010 for review
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http://perforce.freebsd.org/chv.cgi?CH=121010

Change 121010 by peter@peter_daintree on 2007/06/05 20:13:37

	Track uma direct map pages as "wired" for visibility to top.
	There should really be a "kernel" counter, not 'wired'.

Affected files ...

.. //depot/projects/hammer/sys/amd64/amd64/uma_machdep.c#4 edit

Differences ...

==== //depot/projects/hammer/sys/amd64/amd64/uma_machdep.c#4 (text+ko) ====

@@ -67,6 +67,7 @@
 	}
 	pa = m->phys_addr;
 	dump_add_page(pa);
+	kernel_pmap->pm_stats.wired_count++;
 	va = (void *)PHYS_TO_DMAP(pa);
 	if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)
 		pagezero(va);
@@ -80,6 +81,7 @@
 	vm_paddr_t pa;
 
 	pa = DMAP_TO_PHYS((vm_offset_t)mem);
+	kernel_pmap->pm_stats.wired_count--;
 	dump_drop_page(pa);
 	m = PHYS_TO_VM_PAGE(pa);
 	vm_page_free(m);