Before: 0.030 ( 0.002 ms): 2571 clock_gettime(which_clock: 1, tp: 0x7f3b45729cd0 ) = 0
After: 0.030 ( 0.002 ms): 2571 clock_gettime(which_clock: MONOTONIC, tp: 0x7f3b45729cd0 ) = 0 Signed-off-by: David Ahern <dsah...@gmail.com> Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: Frederic Weisbecker <fweis...@gmail.com> Cc: Jiri Olsa <jo...@redhat.com> Cc: Mike Galbraith <efa...@gmx.de> Cc: Paul Mackerras <pau...@samba.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Stephane Eranian <eran...@google.com> --- tools/perf/builtin-trace.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index b245102..f943960 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -428,6 +428,37 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal #define SCA_SIGNUM syscall_arg__scnprintf_signum +static size_t +syscall_arg__scnprintf_clk_gettime(char *bf, size_t size, + struct syscall_arg *arg) +{ + size_t printed = 0; + clockid_t clk_id = arg->val; + + switch (clk_id) { +#define P_CLOCK_ID(n) case CLOCK_##n: printed = scnprintf(bf, size, #n); + P_CLOCK_ID(REALTIME); break; +#ifdef CLOCK_REALTIME_COARSE + P_CLOCK_ID(REALTIME_COARSE); break; +#endif + P_CLOCK_ID(MONOTONIC); break; +#ifdef CLOCK_MONOTONIC_RAW + P_CLOCK_ID(MONOTONIC_RAW); break; +#endif +#ifdef CLOCK_MONOTONIC_COARSE + P_CLOCK_ID(MONOTONIC_COARSE); break; +#endif + P_CLOCK_ID(PROCESS_CPUTIME_ID); break; + P_CLOCK_ID(THREAD_CPUTIME_ID); break; +#undef P_CLOCK_ID + default: printed = scnprintf(bf, size, "%#x", arg); break; + } + + return printed; +} + +#define SCA_CLOCK_ID syscall_arg__scnprintf_clk_gettime + static struct syscall_fmt { const char *name; const char *alias; @@ -442,6 +473,8 @@ static struct syscall_fmt { { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, { .name = "brk", .hexret = true, .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, + { .name = "clock_gettime", .errmsg = true, + .arg_scnprintf = { [0] = SCA_CLOCK_ID, /* clk_id */ }, }, { .name = "connect", .errmsg = true, }, { .name = "fcntl", .errmsg = true, .arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ }, -- 1.7.10.1 -- 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/