diff options
Diffstat (limited to 'tools/perf/builtin-kvm.c')
| -rw-r--r-- | tools/perf/builtin-kvm.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index c0d62add4996..f0f285763f19 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -2084,6 +2084,38 @@ EXIT: return ret; } +static int __cmd_top(int argc, const char **argv) +{ + int rec_argc, i = 0, ret; + const char **rec_argv; + + /* + * kvm_add_default_arch_event() may add 2 extra options, so + * allocate 2 more pointers in adavance. + */ + rec_argc = argc + 2; + rec_argv = calloc(rec_argc + 1, sizeof(char *)); + if (!rec_argv) + return -ENOMEM; + + for (i = 0; i < argc; i++) + rec_argv[i] = STRDUP_FAIL_EXIT(argv[i]); + + BUG_ON(i != argc); + + ret = kvm_add_default_arch_event(&i, rec_argv); + if (ret) + goto EXIT; + + ret = cmd_top(i, rec_argv); + +EXIT: + for (i = 0; i < rec_argc; i++) + free((void *)rec_argv[i]); + free(rec_argv); + return ret; +} + int cmd_kvm(int argc, const char **argv) { const char *file_name = NULL; @@ -2144,7 +2176,7 @@ int cmd_kvm(int argc, const char **argv) else if (strlen(argv[0]) > 2 && strstarts("diff", argv[0])) return cmd_diff(argc, argv); else if (!strcmp(argv[0], "top")) - return cmd_top(argc, argv); + return __cmd_top(argc, argv); else if (strlen(argv[0]) > 2 && strstarts("buildid-list", argv[0])) return __cmd_buildid_list(file_name, argc, argv); #if defined(HAVE_KVM_STAT_SUPPORT) && defined(HAVE_LIBTRACEEVENT) |