#ifndef PERF_FLAG_FD_NO_GROUP # define PERF_FLAG_FD_NO_GROUP (1UL << 0) #endif #ifndef PERF_FLAG_FD_OUTPUT # define PERF_FLAG_FD_OUTPUT (1UL << 1) #endif #ifndef PERF_FLAG_PID_CGROUP # define PERF_FLAG_PID_CGROUP (1UL << 2) /* pid=cgroup id, per-cpu mode only */ #endif #ifndef PERF_FLAG_FD_CLOEXEC # define PERF_FLAG_FD_CLOEXEC (1UL << 3) /* O_CLOEXEC */ #endif static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size, struct syscall_arg *arg) { int printed = 0, flags = arg->val; if (flags == 0) return 0; #define P_FLAG(n) \ if (flags & PERF_FLAG_##n) { \ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ flags &= ~PERF_FLAG_##n; \ } P_FLAG(FD_NO_GROUP); P_FLAG(FD_OUTPUT); P_FLAG(PID_CGROUP); P_FLAG(FD_CLOEXEC); #undef P_FLAG if (flags) printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); return printed; } #define SCA_PERF_FLAGS syscall_arg__scnprintf_perf_flags ame='h' onchange='this.form.submit();'> net-next plumbingsTobias Klauser
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path: root/tools/perf/Documentation/perf-probe.txt
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