[PATCH v2 6/8] memblock tests: update alloc_nid_api to test memblock_alloc_try_nid_raw

Rebecca Mckeever
2022-08-19T08:50:47Z

Update memblock_alloc_try_nid() tests so that they test either
memblock_alloc_try_nid() or memblock_alloc_try_nid_raw() depending on the
value of alloc_nid_test_flags. Run through all the existing tests in
alloc_nid_api twice: once for memblock_alloc_try_nid() and once for
memblock_alloc_try_nid_raw().

When the tests run memblock_alloc_try_nid(), they test that the entire
memory region is zero. When the tests run memblock_alloc_try_nid_raw(),
they test that the entire memory region is nonzero.

Signed-off-by: Rebecca Mckeever <remckee0@gmail.com>
---
tools/testing/memblock/tests/alloc_nid_api.c | 188 ++++++++++++-------
1 file changed, 119 insertions(+), 69 deletions(-)

diff --git a/tools/testing/memblock/tests/alloc_nid_api.c b/tools/testing/memblock/tests/alloc_nid_api.c
index 82fa8ea36320..2c1d5035e057 100644
--- a/tools/testing/memblock/tests/alloc_nid_api.c
+++ b/tools/testing/memblock/tests/alloc_nid_api.c
@@ -1,6 +1,34 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include "alloc_nid_api.h"

+static const char * const func_testing[] = {
+ "memblock_alloc_try_nid",
+ "memblock_alloc_try_nid_raw"
+};
+
+static int alloc_nid_test_flags = TEST_ZEROED;
+
+static inline const char * const get_func_testing(int flags)
+{
+ if (flags & TEST_RAW)
+ return func_testing[1];
+ else
+ return func_testing[0];
+}
+
+static inline void *run_memblock_alloc_try_nid(phys_addr_t size,
+ phys_addr_t align,
+ phys_addr_t min_addr,
+ phys_addr_t max_addr, int nid)
+{
+ if (alloc_nid_test_flags & TEST_RAW)
+ return memblock_alloc_try_nid_raw(size, align, min_addr,
+ max_addr, nid);
+ else
+ return memblock_alloc_try_nid(size, align, min_addr,
+ max_addr, nid);
+}
+
/*
* A simple test that tries to allocate a memory region within min_addr and
* max_addr range:
@@ -32,12 +60,13 @@ static int alloc_try_nid_top_down_simple_check(void)
min_addr = memblock_start_of_DRAM() + SMP_CACHE_BYTES * 2;
max_addr = min_addr + SZ_512;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);
rgn_end = rgn->base + rgn->size;

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size);
@@ -86,12 +115,13 @@ static int alloc_try_nid_top_down_end_misaligned_check(void)
min_addr = memblock_start_of_DRAM() + SMP_CACHE_BYTES * 2;
max_addr = min_addr + SZ_512 + misalign;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);
rgn_end = rgn->base + rgn->size;

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size - misalign);
@@ -137,12 +167,13 @@ static int alloc_try_nid_exact_address_generic_check(void)
min_addr = memblock_start_of_DRAM() + SMP_CACHE_BYTES;
max_addr = min_addr + size;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);
rgn_end = rgn->base + rgn->size;

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -189,11 +220,12 @@ static int alloc_try_nid_top_down_narrow_range_check(void)
min_addr = memblock_start_of_DRAM() + SZ_512;
max_addr = min_addr + SMP_CACHE_BYTES;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size);
@@ -241,8 +273,9 @@ static int alloc_try_nid_low_max_generic_check(void)
min_addr = memblock_start_of_DRAM();
max_addr = min_addr + SMP_CACHE_BYTES;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_EQ(allocated_ptr, NULL);

@@ -287,11 +320,12 @@ static int alloc_try_nid_min_reserved_generic_check(void)

memblock_reserve(reserved_base, r1_size);

- allocated_ptr = memblock_alloc_try_nid(r2_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r2_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r2_size);
+ verify_mem_content(allocated_ptr, r2_size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, reserved_base);
@@ -338,11 +372,12 @@ static int alloc_try_nid_max_reserved_generic_check(void)

memblock_reserve(max_addr, r1_size);

- allocated_ptr = memblock_alloc_try_nid(r2_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r2_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r2_size);
+ verify_mem_content(allocated_ptr, r2_size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, min_addr);
@@ -402,11 +437,12 @@ static int alloc_try_nid_top_down_reserved_with_space_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r3_size);
+ verify_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);

ASSERT_EQ(rgn1->size, r1.size + r3_size);
ASSERT_EQ(rgn1->base, max_addr - r3_size);
@@ -466,11 +502,12 @@ static int alloc_try_nid_reserved_full_merge_generic_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r3_size);
+ verify_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, r2.base);
@@ -531,11 +568,12 @@ static int alloc_try_nid_top_down_reserved_no_space_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r3_size);
+ verify_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);

ASSERT_EQ(rgn1->size, r1.size);
ASSERT_EQ(rgn1->base, r1.base);
@@ -597,8 +635,9 @@ static int alloc_try_nid_reserved_all_generic_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_EQ(allocated_ptr, NULL);

@@ -628,11 +667,12 @@ static int alloc_try_nid_top_down_cap_max_check(void)
min_addr = memblock_end_of_DRAM() - SZ_1K;
max_addr = memblock_end_of_DRAM() + SZ_256;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_end_of_DRAM() - size);
@@ -666,11 +706,12 @@ static int alloc_try_nid_top_down_cap_min_check(void)
min_addr = memblock_start_of_DRAM() - SZ_256;
max_addr = memblock_end_of_DRAM();

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr, NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_end_of_DRAM() - size);
@@ -714,13 +755,13 @@ static int alloc_try_nid_bottom_up_simple_check(void)
min_addr = memblock_start_of_DRAM() + SMP_CACHE_BYTES * 2;
max_addr = min_addr + SZ_512;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);
rgn_end = rgn->base + rgn->size;

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -769,13 +810,13 @@ static int alloc_try_nid_bottom_up_start_misaligned_check(void)
min_addr = memblock_start_of_DRAM() + misalign;
max_addr = min_addr + SZ_512;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);
rgn_end = rgn->base + rgn->size;

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr + (SMP_CACHE_BYTES - misalign));
@@ -822,12 +863,12 @@ static int alloc_try_nid_bottom_up_narrow_range_check(void)
min_addr = memblock_start_of_DRAM() + SZ_512;
max_addr = min_addr + SMP_CACHE_BYTES;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_start_of_DRAM());
@@ -887,12 +928,12 @@ static int alloc_try_nid_bottom_up_reserved_with_space_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r3_size);
+ verify_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);

ASSERT_EQ(rgn1->size, r1.size);
ASSERT_EQ(rgn1->base, max_addr);
@@ -959,12 +1000,12 @@ static int alloc_try_nid_bottom_up_reserved_no_space_check(void)
memblock_reserve(r1.base, r1.size);
memblock_reserve(r2.base, r2.size);

- allocated_ptr = memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(r3_size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, r3_size);
+ verify_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);

ASSERT_EQ(rgn3->size, r3_size);
ASSERT_EQ(rgn3->base, memblock_start_of_DRAM());
@@ -1004,12 +1045,12 @@ static int alloc_try_nid_bottom_up_cap_max_check(void)
min_addr = memblock_start_of_DRAM() + SZ_1K;
max_addr = memblock_end_of_DRAM() + SZ_256;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -1043,12 +1084,12 @@ static int alloc_try_nid_bottom_up_cap_min_check(void)
min_addr = memblock_start_of_DRAM();
max_addr = memblock_end_of_DRAM() - SZ_256;

- allocated_ptr = memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
- min_addr, max_addr,
- NUMA_NO_NODE);
+ allocated_ptr = run_memblock_alloc_try_nid(size, SMP_CACHE_BYTES,
+ min_addr, max_addr,
+ NUMA_NO_NODE);

ASSERT_NE(allocated_ptr, NULL);
- ASSERT_MEM_EQ((char *)allocated_ptr, 0, size);
+ verify_mem_content(allocated_ptr, size, alloc_nid_test_flags);

ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_start_of_DRAM());
@@ -1193,13 +1234,14 @@ static int alloc_try_nid_low_max_check(void)
return 0;
}

-int memblock_alloc_nid_checks(void)
+static int memblock_alloc_nid_checks_internal(int flags)
{
- const char *func_testing = "memblock_alloc_try_nid";
+ const char *func = get_func_testing(flags);

+ alloc_nid_test_flags = flags;
prefix_reset();
- prefix_push(func_testing);
- test_print("Running %s tests...\n", func_testing);
+ prefix_push(func);
+ test_print("Running %s tests...\n", func);

reset_memblock_attributes();
dummy_physical_memory_init();
@@ -1225,3 +1267,11 @@ int memblock_alloc_nid_checks(void)

return 0;
}
+
+int memblock_alloc_nid_checks(void)
+{
+ memblock_alloc_nid_checks_internal(TEST_ZEROED);
+ memblock_alloc_nid_checks_internal(TEST_RAW);
+
+ return 0;
+}
--
2.25.1