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memblock tests: Add memblock_add_node test

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Add a simple test for NUMA-aware variant of memblock_add function.

Signed-off-by: Karolina Drobnik <karolinadrobnik@gmail.com>
Signed-off-by: Mike Rapoport <rppt@kernel.org>
Link: https://lore.kernel.org/r/e2d0e6dd264c8c169242b556f7c5b12153f3dee5.1643796665.git.karolinadrobnik@gmail.com
This commit is contained in:
Karolina Drobnik 2022-02-02 12:03:14 +01:00 committed by Mike Rapoport
parent b4d968931e
commit e393c093ec
1 changed files with 34 additions and 0 deletions
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34
tools/testing/memblock/tests/basic_api.c
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@ -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
@ -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();