7fc5b57132
Rename bitmap_alloc() to bitmap_zalloc() in tools to follow the bitmap API in the kernel. No functional changes intended. Link: https://lkml.kernel.org/r/20210814211713.180533-14-yury.norov@gmail.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Yury Norov <yury.norov@gmail.com> Suggested-by: Yury Norov <yury.norov@gmail.com> Acked-by: Yury Norov <yury.norov@gmail.com> Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Lobakin <alobakin@pm.me> Cc: Alexey Klimov <aklimov@redhat.com> Cc: Dennis Zhou <dennis@kernel.org> Cc: Ulf Hansson <ulf.hansson@linaro.org> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/compiler.h>
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#include <linux/bitmap.h>
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#include <linux/kernel.h>
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#include <linux/zalloc.h>
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#include <perf/cpumap.h>
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#include <internal/cpumap.h>
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#include "debug.h"
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#include "env.h"
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#include "mem2node.h"
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#include "tests.h"
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static struct node {
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int node;
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const char *map;
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} test_nodes[] = {
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{ .node = 0, .map = "0" },
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{ .node = 1, .map = "1-2" },
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{ .node = 3, .map = "5-7,9" },
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};
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#define T TEST_ASSERT_VAL
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static unsigned long *get_bitmap(const char *str, int nbits)
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{
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struct perf_cpu_map *map = perf_cpu_map__new(str);
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unsigned long *bm = NULL;
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int i;
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bm = bitmap_zalloc(nbits);
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if (map && bm) {
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for (i = 0; i < map->nr; i++) {
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set_bit(map->map[i], bm);
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}
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}
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if (map)
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perf_cpu_map__put(map);
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else
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free(bm);
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return bm && map ? bm : NULL;
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}
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int test__mem2node(struct test *t __maybe_unused, int subtest __maybe_unused)
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{
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struct mem2node map;
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struct memory_node nodes[3];
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struct perf_env env = {
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.memory_nodes = (struct memory_node *) &nodes[0],
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.nr_memory_nodes = ARRAY_SIZE(nodes),
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.memory_bsize = 0x100,
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};
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(nodes); i++) {
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nodes[i].node = test_nodes[i].node;
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nodes[i].size = 10;
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T("failed: alloc bitmap",
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(nodes[i].set = get_bitmap(test_nodes[i].map, 10)));
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}
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T("failed: mem2node__init", !mem2node__init(&map, &env));
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T("failed: mem2node__node", 0 == mem2node__node(&map, 0x50));
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T("failed: mem2node__node", 1 == mem2node__node(&map, 0x100));
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T("failed: mem2node__node", 1 == mem2node__node(&map, 0x250));
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T("failed: mem2node__node", 3 == mem2node__node(&map, 0x500));
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T("failed: mem2node__node", 3 == mem2node__node(&map, 0x650));
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T("failed: mem2node__node", -1 == mem2node__node(&map, 0x450));
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T("failed: mem2node__node", -1 == mem2node__node(&map, 0x1050));
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for (i = 0; i < ARRAY_SIZE(nodes); i++)
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zfree(&nodes[i].set);
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mem2node__exit(&map);
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return 0;
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}
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