perf: 'perf kvm' tool for monitoring guest performance from host

Here is the patch of userspace perf tool.

Signed-off-by: Zhang Yanmin <yanmin_zhang@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Zhang, Yanmin
2010-04-19 13:32:50 +08:00
committed by Avi Kivity
parent ff9d07a0e7
commit a1645ce12a
30 changed files with 1407 additions and 316 deletions

View File

@@ -33,7 +33,7 @@ static int perf_session__add_hist_entry(struct perf_session *self,
return -ENOMEM;
if (hit)
he->count += count;
__perf_session__add_count(he, al, count);
return 0;
}
@@ -225,6 +225,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix __used)
input_new = argv[1];
} else
input_new = argv[0];
} else if (symbol_conf.default_guest_vmlinux_name ||
symbol_conf.default_guest_kallsyms) {
input_old = "perf.data.host";
input_new = "perf.data.guest";
}
symbol_conf.exclude_other = false;