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/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
#include <sched.h>
#include "macro.h"
/* This wraps the libc interface with a variable to keep the allocated size. */
typedef struct CPUSet {
cpu_set_t *set;
size_t allocated; /* in bytes */
} CPUSet;
static inline void cpu_set_reset(CPUSet *a) {
assert((a->allocated > 0) == !!a->set);
if (a->set)
CPU_FREE(a->set);
*a = (CPUSet) {};
}
int cpu_set_add_all(CPUSet *a, const CPUSet *b);
char* cpu_set_to_string(const CPUSet *a);
int cpu_set_realloc(CPUSet *cpu_set, unsigned ncpus);
int parse_cpu_set_full(
const char *rvalue,
CPUSet *cpu_set,
bool warn,
const char *unit,
const char *filename, unsigned line,
const char *lvalue);
int parse_cpu_set_extend(
const char *rvalue,
CPUSet *old,
bool warn,
const char *unit,
const char *filename,
unsigned line,
const char *lvalue);
static inline int parse_cpu_set(const char *rvalue, CPUSet *cpu_set){
return parse_cpu_set_full(rvalue, cpu_set, false, NULL, NULL, 0, NULL);
}
int cpus_in_affinity_mask(void);
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