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One more before going the BTF way:
# perf trace -e /home/acme/git/perf/tools/perf/examples/bpf/augmented_raw_syscalls.o,*nanosleep
? pool-gsd-smart/2893 ... [continued]: clock_nanosleep()) = 0
? gpm/1042 ... [continued]: clock_nanosleep()) = 0
1.232 pool-gsd-smart/2893 clock_nanosleep(rqtp: { .tv_sec: 1, .tv_nsec: 0 }, rmtp: 0x7f64d7ffec50) ...
1.232 pool-gsd-smart/2893 ... [continued]: clock_nanosleep()) = 0
327.329 gpm/1042 clock_nanosleep(rqtp: { .tv_sec: 2, .tv_nsec: 0 }, rmtp: 0x7ffddfd1cf20) ...
1002.482 pool-gsd-smart/2893 clock_nanosleep(rqtp: { .tv_sec: 1, .tv_nsec: 0 }, rmtp: 0x7f64d7ffec50) = 0
327.329 gpm/1042 ... [continued]: clock_nanosleep()) = 0
2003.947 pool-gsd-smart/2893 clock_nanosleep(rqtp: { .tv_sec: 1, .tv_nsec: 0 }, rmtp: 0x7f64d7ffec50) ...
2003.947 pool-gsd-smart/2893 ... [continued]: clock_nanosleep()) = 0
2327.858 gpm/1042 clock_nanosleep(rqtp: { .tv_sec: 2, .tv_nsec: 0 }, rmtp: 0x7ffddfd1cf20) ...
? crond/1384 ... [continued]: clock_nanosleep()) = 0
3005.382 pool-gsd-smart/2893 clock_nanosleep(rqtp: { .tv_sec: 1, .tv_nsec: 0 }, rmtp: 0x7f64d7ffec50) ...
3005.382 pool-gsd-smart/2893 ... [continued]: clock_nanosleep()) = 0
3675.633 crond/1384 clock_nanosleep(rqtp: { .tv_sec: 60, .tv_nsec: 0 }, rmtp: 0x7ffcc02b66b0) ...
^C#
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
22 lines
701 B
C
22 lines
701 B
C
// SPDX-License-Identifier: LGPL-2.1
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// Copyright (C) 2022, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
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#include "trace/beauty/beauty.h"
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#include <inttypes.h>
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#include <time.h>
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static size_t syscall_arg__scnprintf_augmented_timespec(struct syscall_arg *arg, char *bf, size_t size)
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{
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struct timespec *ts = (struct timespec *)arg->augmented.args;
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return scnprintf(bf, size, "{ .tv_sec: %" PRIu64 ", .tv_nsec: %" PRIu64 " }", ts->tv_sec, ts->tv_nsec);
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}
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size_t syscall_arg__scnprintf_timespec(char *bf, size_t size, struct syscall_arg *arg)
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{
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if (arg->augmented.args)
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return syscall_arg__scnprintf_augmented_timespec(arg, bf, size);
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return scnprintf(bf, size, "%#lx", arg->val);
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}
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