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| author | Zhang, Yanmin <yanmin_zhang@linux.intel.com> | 2010-04-19 13:32:50 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-04-19 12:37:24 +0300 |
| commit | a1645ce12adb6c9cc9e19d7695466204e3f017fe (patch) | |
| tree | 5d31aaaf534997e6e9cebc07f38eca35f76986cf /tools/perf/builtin-diff.c | |
| parent | ff9d07a0e7ce756a183e7c2e483aec452ee6b574 (diff) | |
| download | kernel_samsung_smdk4412-a1645ce12adb6c9cc9e19d7695466204e3f017fe.zip kernel_samsung_smdk4412-a1645ce12adb6c9cc9e19d7695466204e3f017fe.tar.gz kernel_samsung_smdk4412-a1645ce12adb6c9cc9e19d7695466204e3f017fe.tar.bz2 | |
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>
Diffstat (limited to 'tools/perf/builtin-diff.c')
| -rw-r--r-- | tools/perf/builtin-diff.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index 3a1d94d..207e860 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -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; |