Messages in this thread Patch in this message | | | From | "Longpeng(Mike)" <> | Subject | [PATCH v5 3/4] nitro_enclaves: Add KUnit tests setup for the misc device functionality | Date | Sun, 7 Nov 2021 22:09:16 +0800 |
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From: Longpeng <longpeng2@huawei.com>
Add the initial setup for the KUnit tests that will target the Nitro Enclaves misc device functionality.
Signed-off-by: Longpeng <longpeng2@huawei.com> Reviewed-by: Andra Paraschiv <andraprs@amazon.com> --- drivers/virt/nitro_enclaves/Kconfig | 9 ++++++++ drivers/virt/nitro_enclaves/ne_misc_dev.c | 31 ++++++++++++++++++++++++++ drivers/virt/nitro_enclaves/ne_misc_dev_test.c | 17 ++++++++++++++ 3 files changed, 57 insertions(+) create mode 100644 drivers/virt/nitro_enclaves/ne_misc_dev_test.c
diff --git a/drivers/virt/nitro_enclaves/Kconfig b/drivers/virt/nitro_enclaves/Kconfig index f53740b..2d3d981 100644 --- a/drivers/virt/nitro_enclaves/Kconfig +++ b/drivers/virt/nitro_enclaves/Kconfig @@ -14,3 +14,12 @@ config NITRO_ENCLAVES To compile this driver as a module, choose M here. The module will be called nitro_enclaves. + +config NITRO_ENCLAVES_MISC_DEV_TEST + bool "Tests for the misc device functionality of the Nitro Enclaves" + depends on NITRO_ENCLAVES && KUNIT=y + help + Enable KUnit tests for the misc device functionality of the Nitro + Enclaves. Select this option only if you will boot the kernel for + the purpose of running unit tests (e.g. under UML or qemu). If + unsure, say N. diff --git a/drivers/virt/nitro_enclaves/ne_misc_dev.c b/drivers/virt/nitro_enclaves/ne_misc_dev.c index 83ed9b5..51ba4ca 100644 --- a/drivers/virt/nitro_enclaves/ne_misc_dev.c +++ b/drivers/virt/nitro_enclaves/ne_misc_dev.c @@ -1756,8 +1756,37 @@ static long ne_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return 0; } +#if defined(CONFIG_NITRO_ENCLAVES_MISC_DEV_TEST) +#include "ne_misc_dev_test.c" + +static inline int ne_misc_dev_test_init(void) +{ + return __kunit_test_suites_init(ne_misc_dev_test_suites); +} + +static inline void ne_misc_dev_test_exit(void) +{ + __kunit_test_suites_exit(ne_misc_dev_test_suites); +} +#else +static inline int ne_misc_dev_test_init(void) +{ + return 0; +} + +static inline void ne_misc_dev_test_exit(void) +{ +} +#endif + static int __init ne_init(void) { + int rc = 0; + + rc = ne_misc_dev_test_init(); + if (rc < 0) + return rc; + mutex_init(&ne_cpu_pool.mutex); return pci_register_driver(&ne_pci_driver); @@ -1768,6 +1797,8 @@ static void __exit ne_exit(void) pci_unregister_driver(&ne_pci_driver); ne_teardown_cpu_pool(); + + ne_misc_dev_test_exit(); } module_init(ne_init); diff --git a/drivers/virt/nitro_enclaves/ne_misc_dev_test.c b/drivers/virt/nitro_enclaves/ne_misc_dev_test.c new file mode 100644 index 0000000..6862e99 --- /dev/null +++ b/drivers/virt/nitro_enclaves/ne_misc_dev_test.c @@ -0,0 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <kunit/test.h> + +static struct kunit_case ne_misc_dev_test_cases[] = { + {} +}; + +static struct kunit_suite ne_misc_dev_test_suite = { + .name = "ne_misc_dev_test", + .test_cases = ne_misc_dev_test_cases, +}; + +static struct kunit_suite *ne_misc_dev_test_suites[] = { + &ne_misc_dev_test_suite, + NULL +}; -- 1.8.3.1
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