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From: John Baldwin <jhb@FreeBSD.org>
Date: Fri, 15 May 2009 18:25:44 +0000 (UTC)
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Subject: svn commit: r192148 - head/lib/libmemstat
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Author: jhb
Date: Fri May 15 18:25:44 2009
New Revision: 192148
URL: http://svn.freebsd.org/changeset/base/192148

Log:
  Update the KVM backend for malloc stats to catch up to the internal structure
  BI change from the addition of DTrace malloc(9) probes.
  
  Submitted by:	Ben Kelly  ben of wanderview dot com

Modified:
  head/lib/libmemstat/memstat_malloc.c

Modified: head/lib/libmemstat/memstat_malloc.c
==============================================================================
--- head/lib/libmemstat/memstat_malloc.c	Fri May 15 17:02:11 2009	(r192147)
+++ head/lib/libmemstat/memstat_malloc.c	Fri May 15 18:25:44 2009	(r192148)
@@ -296,6 +296,7 @@ memstat_kvm_malloc(struct memory_type_li
 	int hint_dontsearch, j, mp_maxcpus, ret;
 	char name[MEMTYPE_MAXNAME];
 	struct malloc_type_stats mts[MEMSTAT_MAXCPU], *mtsp;
+	struct malloc_type_internal *mtip;
 	struct malloc_type type, *typep;
 	kvm_t *kvm;
 
@@ -349,13 +350,11 @@ memstat_kvm_malloc(struct memory_type_li
 		}
 
 		/*
-		 * Take advantage of explicit knowledge that
-		 * malloc_type_internal is simply an array of statistics
-		 * structures of number MAXCPU.  Since our compile-time
-		 * value for MAXCPU may differ from the kernel's, we
-		 * populate our own array.
+		 * Since our compile-time value for MAXCPU may differ from the
+		 * kernel's, we populate our own array.
 		 */
-		ret = kread(kvm, type.ks_handle, mts, mp_maxcpus *
+		mtip = type.ks_handle;
+		ret = kread(kvm, mtip->mti_stats, mts, mp_maxcpus *
 		    sizeof(struct malloc_type_stats), 0);
 		if (ret != 0) {
 			_memstat_mtl_empty(list);