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Update the KVM backend for malloc stats to catch up to the internal structure

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BI change from the addition of DTrace malloc(9) probes.

Submitted by:	Ben Kelly  ben of wanderview dot com
This commit is contained in:
John Baldwin 2009-05-15 18:25:44 +00:00
parent b8f5836a3c
commit 7293f0e67c
1 changed files with 5 additions and 6 deletions
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11
lib/libmemstat/memstat_malloc.c
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@ -296,6 +296,7 @@ memstat_kvm_malloc(struct memory_type_list *list, void *kvm_handle)
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_list *list, void *kvm_handle)
}
/*
* 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);