Add the Kbuild plumbing to create a new KUnit suite. Create the suite, with no tests inside it.
Signed-off-by: Brendan Jackman jackmanb@google.com --- mm/.kunitconfig | 2 ++ mm/Kconfig | 8 ++++++++ mm/Makefile | 2 ++ mm/page_alloc_test.c | 21 +++++++++++++++++++++ 4 files changed, 33 insertions(+)
diff --git a/mm/.kunitconfig b/mm/.kunitconfig new file mode 100644 index 0000000000000000000000000000000000000000..fcc28557fa1c1412b21f9dbddbf6a63adca6f2b4 --- /dev/null +++ b/mm/.kunitconfig @@ -0,0 +1,2 @@ +CONFIG_KUNIT=y +CONFIG_PAGE_ALLOC_KUNIT_TEST=y \ No newline at end of file diff --git a/mm/Kconfig b/mm/Kconfig index 1b501db064172cf54f1b1259893dfba676473c56..1fac51c536c66243a1321195a78eb40668386158 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -1358,6 +1358,14 @@ config PT_RECLAIM
Note: now only empty user PTE page table pages will be reclaimed.
+config PAGE_ALLOC_KUNIT_TEST + tristate "KUnit test for page allocator" if !KUNIT_ALL_TESTS + depends on KUNIT + default KUNIT_ALL_TESTS + help + Builds unit tests for page allocator. + + If unsure, say N.
source "mm/damon/Kconfig"
diff --git a/mm/Makefile b/mm/Makefile index 850386a67b3e0e3b543b27691a6512c448815697..7b8018e0e6510881fac6e4295fdd1472e38d743d 100644 --- a/mm/Makefile +++ b/mm/Makefile @@ -61,6 +61,8 @@ obj-y := filemap.o mempool.o oom_kill.o fadvise.o \ page-alloc-y := page_alloc.o page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o
+obj-$(CONFIG_PAGE_ALLOC_KUNIT_TEST) += page_alloc_test.o + # Give 'memory_hotplug' its own module-parameter namespace memory-hotplug-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o
diff --git a/mm/page_alloc_test.c b/mm/page_alloc_test.c new file mode 100644 index 0000000000000000000000000000000000000000..377dfdd50a3c6928e15210cc87d5399c1db80da7 --- /dev/null +++ b/mm/page_alloc_test.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <linux/errname.h> +#include <linux/list.h> +#include <linux/gfp.h> +#include <linux/memory.h> +#include <linux/nodemask.h> +#include <linux/percpu.h> +#include <linux/smp.h> + +#include <kunit/test.h> + +static struct kunit_case test_cases[] = { {} }; + +static struct kunit_suite test_suite = { + .name = "page_alloc", + .test_cases = test_cases, +}; +kunit_test_suite(test_suite); + +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS("EXPORTED_FOR_KUNIT_TESTING");