From: "Paraschiv, Andra-Irina" <andraprs@amazon.com>
To: "Longpeng(Mike)" <longpeng2@huawei.com>
Cc: <arei.gonglei@huawei.com>, <gregkh@linuxfoundation.org>,
<kamal@canonical.com>, <pbonzini@redhat.com>,
<sgarzare@redhat.com>, <stefanha@redhat.com>,
<vkuznets@redhat.com>, <linux-kernel@vger.kernel.org>,
<ne-devel-upstream@amazon.com>, <lexnv@amazon.com>,
<alcioa@amazon.com>
Subject: Re: [PATCH v3 3/4] nitro_enclaves: Add KUnit tests setup for the misc device functionality
Date: Fri, 15 Oct 2021 16:58:25 +0300 [thread overview]
Message-ID: <58693f94-f110-a1cf-d464-df2107f56529@amazon.com> (raw)
In-Reply-To: <20211009013248.1174-4-longpeng2@huawei.com>
On 09/10/2021 04:32, Longpeng(Mike) wrote:
> 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>
> ---
> Changes v2 -> v3:
> - update the commit title and commit message. [Andra]
> - use "misc_dev"/"misc device"/"MISC_DEV" to be more specific. [Andra]
> ---
> drivers/virt/nitro_enclaves/Kconfig | 9 +++++++++
> drivers/virt/nitro_enclaves/ne_misc_dev.c | 27 ++++++++++++++++++++++++++
> drivers/virt/nitro_enclaves/ne_misc_dev_test.c | 17 ++++++++++++++++
> 3 files changed, 53 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 8c9387a..90802b1 100644
> --- a/drivers/virt/nitro_enclaves/Kconfig
> +++ b/drivers/virt/nitro_enclaves/Kconfig
> @@ -18,3 +18,12 @@ 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"
Nitro enclaves => 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 a8fa56b..f895fc3 100644
> --- a/drivers/virt/nitro_enclaves/ne_misc_dev.c
> +++ b/drivers/virt/nitro_enclaves/ne_misc_dev.c
> @@ -1756,8 +1756,33 @@ 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)
> {
> + ne_misc_dev_test_init();
Let's have:
int rc = 0;
and then check the return code of "ne_misc_dev_test_init()".
> +
> mutex_init(&ne_cpu_pool.mutex);
>
> return pci_register_driver(&ne_pci_driver);
> @@ -1768,6 +1793,8 @@ 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..bcb755e
> --- /dev/null
> +++ b/drivers/virt/nitro_enclaves/ne_misc_dev_test.c
> @@ -0,0 +1,17 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
Let's keep the same marker as in the other files of the NE kernel driver
codebase.
// SPDX-License-Identifier: GPL-2.0
Thanks,
Andra
> +
> +#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
> +};
>
Amazon Development Center (Romania) S.R.L. registered office: 27A Sf. Lazar Street, UBC5, floor 2, Iasi, Iasi County, 700045, Romania. Registered in Romania. Registration number J22/2621/2005.
next prev parent reply other threads:[~2021-10-15 13:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-09 1:32 [PATCH v3 0/4] Merge contiguous physical memory regions Longpeng(Mike)
2021-10-09 1:32 ` [PATCH v3 1/4] nitro_enclaves: " Longpeng(Mike)
2021-10-15 13:33 ` Paraschiv, Andra-Irina
2021-11-03 13:54 ` Longpeng (Mike, Cloud Infrastructure Service Product Dept.)
2021-11-03 18:34 ` Paraschiv, Andra-Irina
2021-10-09 1:32 ` [PATCH v3 2/4] nitro_enclaves: Sanity check physical memory regions during merging Longpeng(Mike)
2021-10-15 13:49 ` Paraschiv, Andra-Irina
2021-10-09 1:32 ` [PATCH v3 3/4] nitro_enclaves: Add KUnit tests setup for the misc device functionality Longpeng(Mike)
2021-10-15 13:58 ` Paraschiv, Andra-Irina [this message]
2021-10-09 1:32 ` [PATCH v3 4/4] nitro_enclaves: Add KUnit tests for contiguous physical memory regions merging Longpeng(Mike)
2021-10-15 14:28 ` Paraschiv, Andra-Irina
2021-10-11 15:47 ` [PATCH v3 0/4] Merge contiguous physical memory regions Paraschiv, Andra-Irina
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