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lib/test_cpumask: Add for_each_cpu_and(not) tests
Following the recent introduction of for_each_andnot(), add some tests to ensure for_each_cpu_and(not) results in the same as iterating over the result of cpumask_and(not)(). Suggested-by: Yury Norov <yury.norov@gmail.com> Signed-off-by: Valentin Schneider <vschneid@redhat.com>
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@ -33,6 +33,19 @@
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KUNIT_EXPECT_EQ_MSG((test), nr_cpu_ids - mask_weight, iter, MASK_MSG(mask)); \
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KUNIT_EXPECT_EQ_MSG((test), nr_cpu_ids - mask_weight, iter, MASK_MSG(mask)); \
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} while (0)
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} while (0)
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#define EXPECT_FOR_EACH_CPU_OP_EQ(test, op, mask1, mask2) \
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do { \
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const cpumask_t *m1 = (mask1); \
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const cpumask_t *m2 = (mask2); \
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int weight; \
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int cpu, iter = 0; \
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cpumask_##op(&mask_tmp, m1, m2); \
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weight = cpumask_weight(&mask_tmp); \
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for_each_cpu_##op(cpu, mask1, mask2) \
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iter++; \
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KUNIT_EXPECT_EQ((test), weight, iter); \
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} while (0)
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#define EXPECT_FOR_EACH_CPU_WRAP_EQ(test, mask) \
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#define EXPECT_FOR_EACH_CPU_WRAP_EQ(test, mask) \
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do { \
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do { \
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const cpumask_t *m = (mask); \
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const cpumask_t *m = (mask); \
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@ -54,6 +67,7 @@
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static cpumask_t mask_empty;
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static cpumask_t mask_empty;
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static cpumask_t mask_all;
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static cpumask_t mask_all;
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static cpumask_t mask_tmp;
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static void test_cpumask_weight(struct kunit *test)
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static void test_cpumask_weight(struct kunit *test)
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{
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{
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@ -101,10 +115,15 @@ static void test_cpumask_iterators(struct kunit *test)
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EXPECT_FOR_EACH_CPU_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_NOT_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_NOT_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_WRAP_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_WRAP_EQ(test, &mask_empty);
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EXPECT_FOR_EACH_CPU_OP_EQ(test, and, &mask_empty, &mask_empty);
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EXPECT_FOR_EACH_CPU_OP_EQ(test, and, cpu_possible_mask, &mask_empty);
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EXPECT_FOR_EACH_CPU_OP_EQ(test, andnot, &mask_empty, &mask_empty);
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EXPECT_FOR_EACH_CPU_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_NOT_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_NOT_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_WRAP_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_WRAP_EQ(test, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_OP_EQ(test, and, cpu_possible_mask, cpu_possible_mask);
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EXPECT_FOR_EACH_CPU_OP_EQ(test, andnot, cpu_possible_mask, &mask_empty);
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}
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}
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static void test_cpumask_iterators_builtin(struct kunit *test)
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static void test_cpumask_iterators_builtin(struct kunit *test)
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