{"id":2197401,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2197401/?format=json","project":{"id":28,"url":"http://patchwork.ozlabs.org/api/1.0/projects/28/?format=json","name":"Linux PCI development","link_name":"linux-pci","list_id":"linux-pci.vger.kernel.org","list_email":"linux-pci@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260217212707.2450423-20-cassel@kernel.org>","date":"2026-02-17T21:27:15","name":"[9/9] selftests: pci_endpoint: Skip reserved BARs","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"506f3b91407261a389d4f08a65737e554e7c3087","submitter":{"id":87751,"url":"http://patchwork.ozlabs.org/api/1.0/people/87751/?format=json","name":"Niklas Cassel","email":"cassel@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260217212707.2450423-20-cassel@kernel.org/mbox/","series":[{"id":492482,"url":"http://patchwork.ozlabs.org/api/1.0/series/492482/?format=json","date":"2026-02-17T21:27:06","name":"PCI: endpoint differentiate between disabled and reserved BARs","version":1,"mbox":"http://patchwork.ozlabs.org/series/492482/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2197401/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=UgSDje2O;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c15:e001:75::12fc:5321; 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a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1771363699; cv=none;\n b=CuYuI1Viq6d1A3bGoogQZBYW7uETAZxQDQirY4f/RU3FO8HgyQ+24IW2I3pTKyJB795lMH7ZFRRjnqlBbhX6wj4A9sVY160rQG5Bgq2IpyabN6STcBXM4euWwridZdC+uWDEXGG1EsTtPyDx4wmgLUmXypFENn1DlYwLP1WPelc=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1771363699; c=relaxed/simple;\n\tbh=nnaSOXUhEMnoiT7VMBqeLHc/VodZYBzE9r2yIRwoPEg=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=Jqci3hGIKur3TMLeWoHW4vJDcqCQWpKLRLOyPb08vCeMYNSrs1Mo4OLX6Tx8ph7Xv3fxOyY6epdiWBKqyF5FOQHoQ968R12Oi9x9o0+u+/ct23YlR/j1iBd5y3nZNbyZa+9GrITtTnd4XXTMTMnh9FVBhdAW9eX0TgCpSVGkg9k=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=UgSDje2O; arc=none smtp.client-ip=10.30.226.201","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1771363699;\n\tbh=nnaSOXUhEMnoiT7VMBqeLHc/VodZYBzE9r2yIRwoPEg=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=UgSDje2ODtZk0cjpIuHkE3g1tB1fzYyR8MUkNHIpRWXSn4wW+y7JPOISjGdtYDrPi\n\t 8qXqMghFK0t1UD6QBwZQfADUE4iaTiQ5Dx965l1u3kBkQ9lZw+K5LC1byJwGPupyWC\n\t d6A1P65CiBmAlFydN8NacN/uVIQWBNwo2/uJ3tarU7nkK7jhGsNfzXy04F2D8tXw2f\n\t kGy0lR2BzCc8k6a9hRfaZWLKDGZzeK3qg9w7K0ob+fu/zTYiG/hFmQsKWQjYZU4Jes\n\t sd7ydaC4fXRGoyPmmH+9emxyDkQR5liTiygyZOBo5Ll/t62ljPdzHW6yNnNrDv/jGO\n\t g63s0pHW7TyPg==","From":"Niklas Cassel ","To":"Manivannan Sadhasivam , =?utf-8?q?Krzysztof_Wilczy?=\n\t=?utf-8?q?=C5=84ski?= ,\n Kishon Vijay Abraham I , Shuah Khan ","Cc":"Manikanta Maddireddy ,\n\tKoichiro Den ,\n\tDamien Le Moal ,\n\tNiklas Cassel ,\n\tlinux-pci@vger.kernel.org,\n\tlinux-kselftest@vger.kernel.org","Subject":"[PATCH 9/9] selftests: pci_endpoint: Skip reserved BARs","Date":"Tue, 17 Feb 2026 22:27:15 +0100","Message-ID":"<20260217212707.2450423-20-cassel@kernel.org>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260217212707.2450423-11-cassel@kernel.org>","References":"<20260217212707.2450423-11-cassel@kernel.org>","Precedence":"bulk","X-Mailing-List":"linux-pci@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","X-Developer-Signature":"v=1; a=openpgp-sha256; l=1302; i=cassel@kernel.org;\n h=from:subject; bh=nnaSOXUhEMnoiT7VMBqeLHc/VodZYBzE9r2yIRwoPEg=;\n b=owGbwMvMwCV2MsVw8cxjvkWMp9WSGDKn3DU8vL7nWBpn5fnzMnZmbg391Q6XJ4rmtgnb2Xsmq\n tVXuD7uKGVhEONikBVTZPH94bK/uNt9ynHFOzYwc1iZQIYwcHEKwES2TWJk2PZvuv+sh6kfjh7r\n yt4p9vPRkaa2+rk87+TuPJXRquHmZGJkmHfzG3eM+QP2hcu83m/dYudhIDV1o//tZukkI13ngGu\n 3+AA=","X-Developer-Key":"i=cassel@kernel.org; a=openpgp;\n fpr=5ADE635C0E631CBBD5BE065A352FE6582ED9B5DA","Content-Transfer-Encoding":"8bit"},"content":"Running a test against a reserved BAR will result in the pci-epf-test\ndriver returning -ENOBUFS.\n\nMake sure that the pci_endpoint_test selftest will return skip instead of\nfailure or success for reserved BARs.\n\nSigned-off-by: Niklas Cassel \n---\n tools/testing/selftests/pci_endpoint/pci_endpoint_test.c | 4 ++++\n 1 file changed, 4 insertions(+)","diff":"diff --git a/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c b/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c\nindex eecb776c33af..e506359cdded 100644\n--- a/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c\n+++ b/tools/testing/selftests/pci_endpoint/pci_endpoint_test.c\n@@ -67,6 +67,8 @@ TEST_F(pci_ep_bar, BAR_TEST)\n \tpci_ep_ioctl(PCITEST_BAR, variant->barno);\n \tif (ret == -ENODATA)\n \t\tSKIP(return, \"BAR is disabled\");\n+\tif (ret == -ENOBUFS)\n+\t\tSKIP(return, \"BAR is reserved\");\n \tEXPECT_FALSE(ret) TH_LOG(\"Test failed for BAR%d\", variant->barno);\n }\n \n@@ -84,6 +86,8 @@ TEST_F(pci_ep_bar, BAR_SUBRANGE_TEST)\n \t\tSKIP(return, \"BAR is test register space\");\n \tif (ret == -EOPNOTSUPP)\n \t\tSKIP(return, \"Subrange map is not supported\");\n+\tif (ret == -ENOBUFS)\n+\t\tSKIP(return, \"BAR is reserved\");\n \tEXPECT_FALSE(ret) TH_LOG(\"Test failed for BAR%d\", variant->barno);\n }\n \n","prefixes":["9/9"]}