From: Karolina Drobnik <karolinadrobnik@gmail.com>
To: linux-mm@kvack.org
Cc: akpm@linux-foundation.org, mike.rapoport@gmail.com,
linux-kernel@vger.kernel.org,
Karolina Drobnik <karolinadrobnik@gmail.com>
Subject: [PATCH 15/16] memblock tests: Add memblock_add_node test
Date: Thu, 27 Jan 2022 14:21:33 +0100 [thread overview]
Message-ID: <d1f86fdb7b1eb4cc4daef09e35fc8a1795657f89.1643206612.git.karolinadrobnik@gmail.com> (raw)
In-Reply-To: <cover.1643206612.git.karolinadrobnik@gmail.com>
Add a simple test for NUMA-aware variant of memblock_add function.
Signed-off-by: Karolina Drobnik <karolinadrobnik@gmail.com>
---
tools/testing/memblock/tests/basic_api.c | 34 ++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/tools/testing/memblock/tests/basic_api.c b/tools/testing/memblock/tests/basic_api.c
index 96af80bf9df9..02eb88358a58 100644
--- a/tools/testing/memblock/tests/basic_api.c
+++ b/tools/testing/memblock/tests/basic_api.c
@@ -55,6 +55,39 @@ static int memblock_add_simple_check(void)
return 0;
}
+/*
+ * A simple test that adds a memory block of a specified base address, size
+ * NUMA node and memory flags to the collection of available memory regions.
+ * It checks if the new entry, region counter and total memory size have
+ * expected values.
+ */
+static int memblock_add_node_simple_check(void)
+{
+ struct memblock_region *rgn;
+
+ rgn = &memblock.memory.regions[0];
+
+ struct region r = {
+ .base = SZ_1M,
+ .size = SZ_16M
+ };
+
+ reset_memblock();
+ memblock_add_node(r.base, r.size, 1, MEMBLOCK_HOTPLUG);
+
+ assert(rgn->base == r.base);
+ assert(rgn->size == r.size);
+#ifdef CONFIG_NUMA
+ assert(rgn->nid == 1);
+#endif
+ assert(rgn->flags == MEMBLOCK_HOTPLUG);
+
+ assert(memblock.memory.cnt == 1);
+ assert(memblock.memory.total_size == r.size);
+
+ return 0;
+}
+
/*
* A test that tries to add two memory blocks that don't overlap with one another.
* It checks if two correctly initialized entries were added to the collection
@@ -230,6 +263,7 @@ static int memblock_add_twice_check(void)
static int memblock_add_checks(void)
{
memblock_add_simple_check();
+ memblock_add_node_simple_check();
memblock_add_disjoint_check();
memblock_add_overlap_top_check();
memblock_add_overlap_bottom_check();
--
2.30.2
next prev parent reply other threads:[~2022-01-27 13:23 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-27 13:21 [PATCH 00/16] Introduce memblock simulator Karolina Drobnik
2022-01-27 13:21 ` [PATCH 01/16] tools: Move gfp.h and slab.h from radix-tree to lib Karolina Drobnik
2022-01-27 13:28 ` Matthew Wilcox
2022-01-28 11:00 ` Karolina Drobnik
2022-01-27 13:36 ` Matthew Wilcox
2022-01-28 11:02 ` Karolina Drobnik
2022-01-28 17:30 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 02/16] tools/include: Add phys_addr_t to types.h Karolina Drobnik
2022-01-27 13:21 ` [PATCH 03/16] tools/include: Add _RET_IP_ and math definitions to kernel.h Karolina Drobnik
2022-01-27 13:54 ` Matthew Wilcox
2022-01-28 11:05 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 04/16] tools/include: Update atomic.h header Karolina Drobnik
2022-01-27 13:56 ` Matthew Wilcox
2022-01-28 11:08 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 05/16] tools/include: Add mm.h file Karolina Drobnik
2022-01-27 13:21 ` [PATCH 06/16] tools/include: Add cache.h stub Karolina Drobnik
2022-01-27 14:00 ` Matthew Wilcox
2022-01-28 11:13 ` Karolina Drobnik
2022-01-28 13:10 ` Matthew Wilcox
2022-01-27 13:21 ` [PATCH 07/16] tools/include: Add io.h stub Karolina Drobnik
2022-01-27 14:09 ` Matthew Wilcox
2022-01-28 11:21 ` Karolina Drobnik
2022-01-30 16:10 ` Mike Rapoport
2022-01-30 17:53 ` Matthew Wilcox
2022-01-30 19:00 ` Mike Rapoport
2022-01-31 10:55 ` Karolina Drobnik
2022-01-31 13:30 ` Arnd Bergmann
2022-01-31 15:18 ` Mike Rapoport
2022-01-31 16:26 ` Arnd Bergmann
2022-01-31 10:54 ` Karolina Drobnik
2022-01-27 13:21 ` [PATCH 08/16] tools/include: Add pfn.h stub Karolina Drobnik
2022-01-27 13:21 ` [PATCH 09/16] tools/include: Add debugfs.h stub Karolina Drobnik
2022-01-27 13:21 ` [PATCH 10/16] memblock tests: Add skeleton of the memblock simulator Karolina Drobnik
2022-01-27 14:02 ` Matthew Wilcox
2022-01-27 14:06 ` Matthew Wilcox
2022-01-28 11:25 ` Karolina Drobnik
2022-01-28 13:11 ` Matthew Wilcox
2022-01-27 13:21 ` [PATCH 11/16] memblock tests: Add memblock reset function Karolina Drobnik
2022-01-27 13:21 ` [PATCH 12/16] memblock tests: Add memblock_add tests Karolina Drobnik
2022-01-27 13:21 ` [PATCH 13/16] memblock tests: Add memblock_reserve tests Karolina Drobnik
2022-01-27 13:21 ` [PATCH 14/16] memblock tests: Add memblock_remove tests Karolina Drobnik
2022-01-27 13:21 ` Karolina Drobnik [this message]
2022-01-27 13:21 ` [PATCH 16/16] memblock tests: Add memblock_free tests Karolina Drobnik
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