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Message-Id: <6fa8938f67872841c10a00afb042947d1d280a04.1661578349.git.remckee0@gmail.com>
Date: Sat, 27 Aug 2022 00:42:48 -0500
From: Rebecca Mckeever <remckee0@...il.com>
To: Mike Rapoport <rppt@...nel.org>, linux-mm@...ck.org,
linux-kernel@...r.kernel.org
Cc: David Hildenbrand <david@...hat.com>,
Rebecca Mckeever <remckee0@...il.com>
Subject: [PATCH v3 6/8] memblock tests: update alloc_nid_api to test memblock_alloc_try_nid_raw
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. The content of the
memory region is initialized to nonzero, and we expect it to remain
unchanged if running memblock_alloc_try_nid_raw().
Signed-off-by: Rebecca Mckeever <remckee0@...il.com>
---
tools/testing/memblock/tests/alloc_nid_api.c | 180 ++++++++++++-------
1 file changed, 111 insertions(+), 69 deletions(-)
diff --git a/tools/testing/memblock/tests/alloc_nid_api.c b/tools/testing/memblock/tests/alloc_nid_api.c
index 9324d706ee3a..32b3c1594fdd 100644
--- a/tools/testing/memblock/tests/alloc_nid_api.c
+++ b/tools/testing/memblock/tests/alloc_nid_api.c
@@ -1,6 +1,26 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include "alloc_nid_api.h"
+static int alloc_nid_test_flags = TEST_F_NONE;
+
+static inline const char * const get_memblock_alloc_try_nid_name(int flags)
+{
+ if (flags & TEST_F_RAW)
+ return "memblock_alloc_try_nid_raw";
+ return "memblock_alloc_try_nid";
+}
+
+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_F_RAW)
+ return memblock_alloc_try_nid_raw(size, align, min_addr,
+ max_addr, nid);
+ 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 +52,13 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size);
@@ -86,12 +107,13 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size - misalign);
@@ -137,12 +159,13 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -189,11 +212,12 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, max_addr - size);
@@ -241,8 +265,9 @@ 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 +312,12 @@ 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(allocated_ptr, 0, r2_size);
+ assert_mem_content(allocated_ptr, r2_size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, reserved_base);
@@ -338,11 +364,12 @@ 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(allocated_ptr, 0, r2_size);
+ assert_mem_content(allocated_ptr, r2_size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, min_addr);
@@ -402,11 +429,12 @@ 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(allocated_ptr, 0, r3_size);
+ assert_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 +494,12 @@ 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(allocated_ptr, 0, r3_size);
+ assert_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, total_size);
ASSERT_EQ(rgn->base, r2.base);
@@ -531,11 +560,12 @@ 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(allocated_ptr, 0, r3_size);
+ assert_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);
ASSERT_EQ(rgn1->size, r1.size);
ASSERT_EQ(rgn1->base, r1.base);
@@ -597,8 +627,9 @@ 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 +659,12 @@ 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(allocated_ptr, 0, size);
+ assert_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 +698,12 @@ 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(allocated_ptr, 0, size);
+ assert_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 +747,13 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -769,13 +802,13 @@ 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(allocated_ptr, 0, size);
+ assert_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 +855,12 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_start_of_DRAM());
@@ -887,12 +920,12 @@ 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(allocated_ptr, 0, r3_size);
+ assert_mem_content(allocated_ptr, r3_size, alloc_nid_test_flags);
ASSERT_EQ(rgn1->size, r1.size);
ASSERT_EQ(rgn1->base, max_addr);
@@ -959,12 +992,12 @@ 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(allocated_ptr, 0, r3_size);
+ assert_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 +1037,12 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, min_addr);
@@ -1043,12 +1076,12 @@ 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(allocated_ptr, 0, size);
+ assert_mem_content(allocated_ptr, size, alloc_nid_test_flags);
ASSERT_EQ(rgn->size, size);
ASSERT_EQ(rgn->base, memblock_start_of_DRAM());
@@ -1193,13 +1226,14 @@ 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_memblock_alloc_try_nid_name(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 +1259,11 @@ int memblock_alloc_nid_checks(void)
return 0;
}
+
+int memblock_alloc_nid_checks(void)
+{
+ memblock_alloc_nid_checks_internal(TEST_F_NONE);
+ memblock_alloc_nid_checks_internal(TEST_F_RAW);
+
+ return 0;
+}
--
2.25.1
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