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46 lines
1.1 KiB
46 lines
1.1 KiB
// SPDX-License-Identifier: LGPL-2.1 |
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#ifndef PERF_FLAG_FD_NO_GROUP |
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# define PERF_FLAG_FD_NO_GROUP (1UL << 0) |
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#endif |
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#ifndef PERF_FLAG_FD_OUTPUT |
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# define PERF_FLAG_FD_OUTPUT (1UL << 1) |
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#endif |
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#ifndef PERF_FLAG_PID_CGROUP |
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# define PERF_FLAG_PID_CGROUP (1UL << 2) /* pid=cgroup id, per-cpu mode only */ |
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#endif |
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#ifndef PERF_FLAG_FD_CLOEXEC |
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# define PERF_FLAG_FD_CLOEXEC (1UL << 3) /* O_CLOEXEC */ |
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#endif |
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static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size, |
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struct syscall_arg *arg) |
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{ |
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bool show_prefix = arg->show_string_prefix; |
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const char *prefix = "PERF_"; |
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int printed = 0, flags = arg->val; |
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if (flags == 0) |
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return 0; |
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#define P_FLAG(n) \ |
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if (flags & PERF_FLAG_##n) { \ |
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printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \ |
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flags &= ~PERF_FLAG_##n; \ |
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} |
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P_FLAG(FD_NO_GROUP); |
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P_FLAG(FD_OUTPUT); |
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P_FLAG(PID_CGROUP); |
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P_FLAG(FD_CLOEXEC); |
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#undef P_FLAG |
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if (flags) |
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
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return printed; |
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} |
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#define SCA_PERF_FLAGS syscall_arg__scnprintf_perf_flags
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