# perf kvm --guestmount /tmp/guestmount/ top Samples: 1K of event 'cycles', Event count (approx.): 259112905 17.34% libcrypto.so.1.0.1e [u] 0x000000000007d971 5.60% [guest.kernel] [g] kallsyms_expand_symbol 5.44% libcrypto.so.1.0.1e [u] md5_block_asm_data_order 4.09% [guest.kernel] [g] number.isra.1 3.59% [guest.kernel] [g] vsnprintf 3.52% sshd [u] 0x00000000000441c0 2.37% [guest.kernel] [g] format_decode 2.36% [guest.kernel] [g] memcpy 2.11% [guest.kernel] [g] strnlen
Signed-off-by: Dongsheng Yang <yangds.f...@cn.fujitsu.com> --- tools/perf/builtin-top.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 03d37a7..670bd0b 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -821,11 +821,9 @@ static void perf_top__mmap_read_idx(struct perf_top *top, int idx) break; case PERF_RECORD_MISC_GUEST_USER: ++top->guest_us_samples; - /* - * TODO: we don't process guest user from host side - * except simple counting. - */ - /* Fall thru */ + machine = perf_session__find_machine(session, + sample.pid); + break; default: goto next_event; } @@ -912,6 +910,7 @@ static int __cmd_top(struct perf_top *top) struct perf_record_opts *opts = &top->record_opts; pthread_t thread; int ret; + struct rb_node *nd; top->session = perf_session__new(NULL, false, NULL); if (top->session == NULL) @@ -931,6 +930,12 @@ static int __cmd_top(struct perf_top *top) machine__synthesize_threads(&top->session->machines.host, &opts->target, top->evlist->threads, false); + + for (nd = rb_first(&top->session->machines.guests); nd; nd = rb_next(nd)) { + struct machine *pos = rb_entry(nd, struct machine, rb_node); + machine__synthesize_threads(pos, &opts->target, top->evlist->threads, false); + } + ret = perf_top__start_counters(top); if (ret) goto out_delete; -- 1.8.2.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/