57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
/*
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* Helper functions for handling target threads/cpus
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*
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* Copyright (C) 2012, LG Electronics, Namhyung Kim <namhyung.kim@lge.com>
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*
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* Released under the GPL v2.
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*/
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#include "target.h"
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#include "debug.h"
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enum perf_target_errno perf_target__validate(struct perf_target *target)
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{
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enum perf_target_errno ret = PERF_ERRNO_TARGET__SUCCESS;
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if (target->pid)
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target->tid = target->pid;
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/* CPU and PID are mutually exclusive */
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if (target->tid && target->cpu_list) {
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target->cpu_list = NULL;
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if (ret == PERF_ERRNO_TARGET__SUCCESS)
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ret = PERF_ERRNO_TARGET__PID_OVERRIDE_CPU;
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}
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/* UID and PID are mutually exclusive */
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if (target->tid && target->uid_str) {
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target->uid_str = NULL;
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if (ret == PERF_ERRNO_TARGET__SUCCESS)
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ret = PERF_ERRNO_TARGET__PID_OVERRIDE_UID;
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}
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/* UID and CPU are mutually exclusive */
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if (target->uid_str && target->cpu_list) {
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target->cpu_list = NULL;
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if (ret == PERF_ERRNO_TARGET__SUCCESS)
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ret = PERF_ERRNO_TARGET__UID_OVERRIDE_CPU;
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}
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/* PID and SYSTEM are mutually exclusive */
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if (target->tid && target->system_wide) {
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target->system_wide = false;
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if (ret == PERF_ERRNO_TARGET__SUCCESS)
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ret = PERF_ERRNO_TARGET__PID_OVERRIDE_SYSTEM;
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}
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/* UID and SYSTEM are mutually exclusive */
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if (target->uid_str && target->system_wide) {
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target->system_wide = false;
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if (ret == PERF_ERRNO_TARGET__SUCCESS)
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ret = PERF_ERRNO_TARGET__UID_OVERRIDE_SYSTEM;
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}
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return ret;
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}
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