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perf report: Add hypervisor dso 

Add a dso for hypervisor samples. We don't get any symbol
information on the ppc64 hypervisor but this at least gives
us a high level summary of the time spent in there.

Signed-off-by: Anton Blanchard <anton@samba.org>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
LKML-Reference: <20090630230141.182536873@samba.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Anton Blanchard 2009-07-01 09:00:49 +10:00 committed by Ingo Molnar
parent d8db1b57d3
commit fb9c818873
1 changed files with 14 additions and 1 deletions
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15
tools/perf/builtin-report.c
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@ -121,6 +121,7 @@ typedef union event_union {
static LIST_HEAD(dsos);
static struct dso *kernel_dso;
static struct dso *vdso;
static struct dso *hypervisor_dso;
static void dsos__add(struct dso *dso)
{
@ -202,6 +203,11 @@ static int load_kernel(void)
dsos__add(vdso);
hypervisor_dso = dso__new("[hypervisor]", 0);
if (!hypervisor_dso)
return -1;
dsos__add(hypervisor_dso);
return err;
}
@ -640,7 +646,8 @@ sort__sym_print(FILE *fp, struct hist_entry *self)
if (self->sym) {
ret += fprintf(fp, "[%c] %s",
self->dso == kernel_dso ? 'k' : '.', self->sym->name);
self->dso == kernel_dso ? 'k' :
self->dso == hypervisor_dso ? 'h' : '.', self->sym->name);
} else {
ret += fprintf(fp, "%#016llx", (u64)self->ip);
}
@ -963,6 +970,9 @@ hist_entry__add(struct thread *thread, struct map *map, struct dso *dso,
}
switch (context) {
case PERF_CONTEXT_HV:
dso = hypervisor_dso;
break;
case PERF_CONTEXT_KERNEL:
dso = kernel_dso;
break;
@ -1275,6 +1285,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
} else {
show = SHOW_HV;
level = 'H';
dso = hypervisor_dso;
dprintf(" ...... dso: [hypervisor]\n");
}