83 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			83 lines
		
	
	
		
			2.0 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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| 
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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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| 
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| #define T TEST_ASSERT_VAL
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| 
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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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| 
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| 	bm = bitmap_zalloc(nbits);
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| 
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| 	if (map && bm) {
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| 		struct perf_cpu cpu;
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| 		int i;
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| 
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| 		perf_cpu_map__for_each_cpu(cpu, i, map)
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| 			__set_bit(cpu.cpu, 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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| 
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| 	return bm && map ? bm : NULL;
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| }
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| 
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| static int test__mem2node(struct test_suite *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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| 
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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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| 
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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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| 
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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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| 
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| 	for (i = 0; i < ARRAY_SIZE(nodes); i++)
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| 		zfree(&nodes[i].set);
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| 
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| 	mem2node__exit(&map);
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| 	return 0;
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| }
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| 
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| DEFINE_SUITE("mem2node", mem2node);
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