diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-09-13 17:11:19 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-09-13 17:11:19 +0200 |
| commit | be267be8b191d5fac9f65a29e047470f364315eb (patch) | |
| tree | 80cdb3f7c1d53fc6209fac2d57ff9a4052e2750e /tools/perf/builtin-test.c | |
| parent | d5cb2aef4fda355fbafe8db4f425b73ea94d2019 (diff) | |
| parent | 9ec3f4e437ede2f3b5087d412abe16a0219b3b99 (diff) | |
Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:
* Remove die()/exit() calls from several tools.
* Add missing perf_regs.h file to MANIFEST
* Clean up and improve 'perf sched' performance by elliminating lots of
needless calls to libtraceevent.
* More patches to make perf build on Android, from Irina Tirdea
* Resolve vdso callchains, from Jiri Olsa
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/builtin-test.c')
| -rw-r--r-- | tools/perf/builtin-test.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c index cf33e5081c3..d33143efefc 100644 --- a/tools/perf/builtin-test.c +++ b/tools/perf/builtin-test.c @@ -18,7 +18,8 @@ #include <sys/mman.h> -static int vmlinux_matches_kallsyms_filter(struct map *map __used, struct symbol *sym) +static int vmlinux_matches_kallsyms_filter(struct map *map __maybe_unused, + struct symbol *sym) { bool *visited = symbol__priv(sym); *visited = true; @@ -996,7 +997,9 @@ static u64 mmap_read_self(void *addr) /* * If the RDPMC instruction faults then signal this back to the test parent task: */ -static void segfault_handler(int sig __used, siginfo_t *info __used, void *uc __used) +static void segfault_handler(int sig __maybe_unused, + siginfo_t *info __maybe_unused, + void *uc __maybe_unused) { exit(-1); } @@ -1023,14 +1026,16 @@ static int __test__rdpmc(void) fd = sys_perf_event_open(&attr, 0, -1, -1, 0); if (fd < 0) { - die("Error: sys_perf_event_open() syscall returned " - "with %d (%s)\n", fd, strerror(errno)); + pr_debug("Error: sys_perf_event_open() syscall returned " + "with %d (%s)\n", fd, strerror(errno)); + return -1; } addr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, fd, 0); if (addr == (void *)(-1)) { - die("Error: mmap() syscall returned " - "with (%s)\n", strerror(errno)); + pr_debug("Error: mmap() syscall returned with (%s)\n", + strerror(errno)); + goto out_close; } for (n = 0; n < 6; n++) { @@ -1051,9 +1056,9 @@ static int __test__rdpmc(void) } munmap(addr, page_size); - close(fd); - pr_debug(" "); +out_close: + close(fd); if (!delta_sum) return -1; @@ -1313,7 +1318,7 @@ static int perf_test__list(int argc, const char **argv) return 0; } -int cmd_test(int argc, const char **argv, const char *prefix __used) +int cmd_test(int argc, const char **argv, const char *prefix __maybe_unused) { const char * const test_usage[] = { "perf test [<options>] [{list <test-name-fragment>|[<test-name-fragments>|<test-numbers>]}]", |