15875cf4cSArnaldo Carvalho de Melo // SPDX-License-Identifier: GPL-2.0
28185850aSJiri Olsa #include <linux/compiler.h>
38185850aSJiri Olsa #include <linux/bitmap.h>
4b6b5574bSArnaldo Carvalho de Melo #include <linux/kernel.h>
5d8f9da24SArnaldo Carvalho de Melo #include <linux/zalloc.h>
69c3516d1SJiri Olsa #include <perf/cpumap.h>
787ffb6c6SArnaldo Carvalho de Melo #include <internal/cpumap.h>
85e51b0bbSArnaldo Carvalho de Melo #include "debug.h"
9b6b5574bSArnaldo Carvalho de Melo #include "env.h"
108185850aSJiri Olsa #include "mem2node.h"
118185850aSJiri Olsa #include "tests.h"
128185850aSJiri Olsa
138185850aSJiri Olsa static struct node {
148185850aSJiri Olsa int node;
158185850aSJiri Olsa const char *map;
168185850aSJiri Olsa } test_nodes[] = {
178185850aSJiri Olsa { .node = 0, .map = "0" },
188185850aSJiri Olsa { .node = 1, .map = "1-2" },
198185850aSJiri Olsa { .node = 3, .map = "5-7,9" },
208185850aSJiri Olsa };
218185850aSJiri Olsa
228185850aSJiri Olsa #define T TEST_ASSERT_VAL
238185850aSJiri Olsa
get_bitmap(const char * str,int nbits)248185850aSJiri Olsa static unsigned long *get_bitmap(const char *str, int nbits)
258185850aSJiri Olsa {
269c3516d1SJiri Olsa struct perf_cpu_map *map = perf_cpu_map__new(str);
278185850aSJiri Olsa unsigned long *bm = NULL;
288185850aSJiri Olsa
297fc5b571SAndy Shevchenko bm = bitmap_zalloc(nbits);
308185850aSJiri Olsa
318185850aSJiri Olsa if (map && bm) {
3244028699SIan Rogers struct perf_cpu cpu;
3344028699SIan Rogers int i;
3444028699SIan Rogers
3544028699SIan Rogers perf_cpu_map__for_each_cpu(cpu, i, map)
36*75d7ba32SSean Christopherson __set_bit(cpu.cpu, bm);
378185850aSJiri Olsa }
388185850aSJiri Olsa
398185850aSJiri Olsa if (map)
4038f01d8dSJiri Olsa perf_cpu_map__put(map);
418185850aSJiri Olsa else
428185850aSJiri Olsa free(bm);
438185850aSJiri Olsa
448185850aSJiri Olsa return bm && map ? bm : NULL;
458185850aSJiri Olsa }
468185850aSJiri Olsa
test__mem2node(struct test_suite * t __maybe_unused,int subtest __maybe_unused)4733f44bfdSIan Rogers static int test__mem2node(struct test_suite *t __maybe_unused, int subtest __maybe_unused)
488185850aSJiri Olsa {
498185850aSJiri Olsa struct mem2node map;
508185850aSJiri Olsa struct memory_node nodes[3];
518185850aSJiri Olsa struct perf_env env = {
528185850aSJiri Olsa .memory_nodes = (struct memory_node *) &nodes[0],
538185850aSJiri Olsa .nr_memory_nodes = ARRAY_SIZE(nodes),
548185850aSJiri Olsa .memory_bsize = 0x100,
558185850aSJiri Olsa };
568185850aSJiri Olsa unsigned int i;
578185850aSJiri Olsa
588185850aSJiri Olsa for (i = 0; i < ARRAY_SIZE(nodes); i++) {
598185850aSJiri Olsa nodes[i].node = test_nodes[i].node;
608185850aSJiri Olsa nodes[i].size = 10;
618185850aSJiri Olsa
628185850aSJiri Olsa T("failed: alloc bitmap",
638185850aSJiri Olsa (nodes[i].set = get_bitmap(test_nodes[i].map, 10)));
648185850aSJiri Olsa }
658185850aSJiri Olsa
668185850aSJiri Olsa T("failed: mem2node__init", !mem2node__init(&map, &env));
678185850aSJiri Olsa T("failed: mem2node__node", 0 == mem2node__node(&map, 0x50));
688185850aSJiri Olsa T("failed: mem2node__node", 1 == mem2node__node(&map, 0x100));
698185850aSJiri Olsa T("failed: mem2node__node", 1 == mem2node__node(&map, 0x250));
708185850aSJiri Olsa T("failed: mem2node__node", 3 == mem2node__node(&map, 0x500));
718185850aSJiri Olsa T("failed: mem2node__node", 3 == mem2node__node(&map, 0x650));
728185850aSJiri Olsa T("failed: mem2node__node", -1 == mem2node__node(&map, 0x450));
738185850aSJiri Olsa T("failed: mem2node__node", -1 == mem2node__node(&map, 0x1050));
748185850aSJiri Olsa
758185850aSJiri Olsa for (i = 0; i < ARRAY_SIZE(nodes); i++)
76d8f9da24SArnaldo Carvalho de Melo zfree(&nodes[i].set);
778185850aSJiri Olsa
788185850aSJiri Olsa mem2node__exit(&map);
798185850aSJiri Olsa return 0;
808185850aSJiri Olsa }
81d68f0365SIan Rogers
82d68f0365SIan Rogers DEFINE_SUITE("mem2node", mem2node);
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