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From: Niklas Cassel <cassel@kernel.org>
To: "Manivannan Sadhasivam" <mani@kernel.org>,
	"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
	"Kishon Vijay Abraham I" <kishon@kernel.org>,
	"Shuah Khan" <shuah@kernel.org>
Cc: Manikanta Maddireddy <mmaddireddy@nvidia.com>,
	Koichiro Den <den@valinux.co.jp>,
	Damien Le Moal <dlemoal@kernel.org>,
	Niklas Cassel <cassel@kernel.org>,
	linux-pci@vger.kernel.org, linux-kselftest@vger.kernel.org
Subject: [PATCH 9/9] selftests: pci_endpoint: Skip reserved BARs
Date: Tue, 17 Feb 2026 22:27:15 +0100	[thread overview]
Message-ID: <20260217212707.2450423-20-cassel@kernel.org> (raw)
In-Reply-To: <20260217212707.2450423-11-cassel@kernel.org>

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>
---
 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


  parent reply	other threads:[~2026-02-17 21:28 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-17 21:27 [PATCH 0/9] PCI: endpoint differentiate between disabled and reserved BARs Niklas Cassel
2026-02-17 21:27 ` Niklas Cassel
2026-02-17 21:27 ` [PATCH 1/9] PCI: endpoint: Introduce pci_epc_bar_type BAR_64BIT_UPPER Niklas Cassel
2026-02-17 21:57   ` Frank Li
2026-02-23  3:57     ` Manikanta Maddireddy
2026-02-23 10:14       ` Geert Uytterhoeven
2026-02-24 13:54         ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 2/9] PCI: endpoint: Describe reserved subregions within BARs Niklas Cassel
2026-02-23  4:06   ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 3/9] PCI: dw-rockchip: Describe RK3588 BAR4 DMA ctrl window Niklas Cassel
2026-02-17 21:27   ` Niklas Cassel
2026-02-23  4:10   ` Manikanta Maddireddy
2026-02-23  4:10     ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 4/9] PCI: endpoint: Introduce pci_epc_bar_type BAR_DISABLED Niklas Cassel
2026-02-17 22:03   ` Frank Li
2026-02-18 10:33     ` Niklas Cassel
2026-02-18 16:01       ` Frank Li
2026-02-23  4:17     ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 5/9] PCI: dwc: Replace BAR_RESERVED with BAR_DISABLED in glue drivers Niklas Cassel
2026-02-17 22:15   ` Frank Li
2026-02-23  4:46     ` Manikanta Maddireddy
2026-02-25 14:56       ` Niklas Cassel
2026-02-17 21:27 ` [PATCH 6/9] PCI: dwc: Disable BARs in common code instead of in each glue driver Niklas Cassel
2026-02-17 21:27   ` Niklas Cassel
2026-02-17 23:00   ` Frank Li
2026-02-17 23:00     ` Frank Li
2026-02-23  4:55     ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 7/9] PCI: endpoint: pci-epf-test: Advertise reserved BARs Niklas Cassel
2026-02-17 23:02   ` Frank Li
2026-02-18 10:43     ` Niklas Cassel
2026-02-18 16:00       ` Frank Li
2026-02-19  9:35         ` Niklas Cassel
2026-02-19 17:12           ` Frank Li
2026-02-23  4:57             ` Manikanta Maddireddy
2026-02-17 21:27 ` [PATCH 8/9] misc: pci_endpoint_test: Give reserved BARs a distinct error code Niklas Cassel
2026-02-17 21:45   ` Niklas Cassel
2026-02-17 23:07   ` Frank Li
2026-02-18 10:44     ` Niklas Cassel
2026-02-23  5:00       ` Manikanta Maddireddy
2026-02-25 15:46         ` Niklas Cassel
2026-02-17 21:27 ` Niklas Cassel [this message]
2026-02-17 23:11   ` [PATCH 9/9] selftests: pci_endpoint: Skip reserved BARs Frank Li
2026-02-23  5:03     ` Manikanta Maddireddy
2026-02-23  3:49 ` [PATCH 0/9] PCI: endpoint differentiate between disabled and " Manikanta Maddireddy
2026-02-23  3:49   ` Manikanta Maddireddy

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