Re: [PATCH 9/9] selftests: pci_endpoint: Skip reserved BARs

[Manikanta Maddireddy <mmaddireddy@nvidia.com>]

On 18/02/26 4:41 am, Frank Li wrote:
> On Tue, Feb 17, 2026 at 10:27:15PM +0100, Niklas Cassel wrote:
>> Running a test against a reserved BAR will result in the pci-epf-test
>> driver returning -ENOBUFS.
>>
>> Make sure that the pci_endpoint_test selftest will return skip instead of
>> failure or success for reserved BARs.
>>
>> Signed-off-by: Niklas Cassel <cassel@kernel.org>
>> ---
> Reviewed-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
Tested by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
>>   tools/testing/selftests/pci_endpoint/pci_endpoint_test.c | 4 ++++
>>   1 file changed, 4 insertions(+)
>>
>> diff --git a/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c b/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c
>> index eecb776c33af..e506359cdded 100644
>> --- a/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c
>> +++ b/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c
>> @@ -67,6 +67,8 @@ TEST_F(pci_ep_bar, BAR_TEST)
>>   	pci_ep_ioctl(PCITEST_BAR, variant->barno);
>>   	if (ret == -ENODATA)
>>   		SKIP(return, "BAR is disabled");
>> +	if (ret == -ENOBUFS)
>> +		SKIP(return, "BAR is reserved");
>>   	EXPECT_FALSE(ret) TH_LOG("Test failed for BAR%d", variant->barno);
>>   }
>>
>> @@ -84,6 +86,8 @@ TEST_F(pci_ep_bar, BAR_SUBRANGE_TEST)
>>   		SKIP(return, "BAR is test register space");
>>   	if (ret == -EOPNOTSUPP)
>>   		SKIP(return, "Subrange map is not supported");
>> +	if (ret == -ENOBUFS)
>> +		SKIP(return, "BAR is reserved");
>>   	EXPECT_FALSE(ret) TH_LOG("Test failed for BAR%d", variant->barno);
>>   }
>>
>> --
>> 2.53.0
>>