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Mon, 27 Nov 2017 16:59:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1511801951; bh=DsQ3/tY5nSVcFCFP9Z5KMyGfUgWh+NfXk70QUpHV6Ek=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BFaNRrLh/IX2YZnWvhiQlR4PmqDlNUbx7al5KO+4EZXYn9DfDnYHUYdtt51CVK5LY u3J/7IvWa3jJpFSoXn63tHQbCD9Cr+9MLGscBAwmTwz5u+2eoCvFoIxhfEjdIFTUL0 d9sOUp0UaIxZU5wJZKYpbrfMKPaKsLdVmFnyTH/k= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 52BB76A605 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: linux-pci@vger.kernel.org, timur@codeaurora.org Subject: [PATCH V3 20/29] xen: deprecate pci_get_bus_and_slot() Date: Mon, 27 Nov 2017 11:57:57 -0500 Message-Id: <1511801886-6753-21-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1511801886-6753-1-git-send-email-okaya@codeaurora.org> References: <1511801886-6753-1-git-send-email-okaya@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20171127_085941_690477_84460FC0 X-CRM114-Status: GOOD ( 11.53 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Konrad Rzeszutek Wilk , linux-arm-msm@vger.kernel.org, intel-gfx@lists.freedesktop.org, open list , Sinan Kaya , Bjorn Helgaas , "moderated list:XEN PCI SUBSYSTEM" , Boris Ostrovsky , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Reviewed-by: Juergen Gross Signed-off-by: Sinan Kaya --- drivers/pci/xen-pcifront.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c index 8fc2e95..94b25b5 100644 --- a/drivers/pci/xen-pcifront.c +++ b/drivers/pci/xen-pcifront.c @@ -595,6 +595,7 @@ static pci_ers_result_t pcifront_common_process(int cmd, struct pci_driver *pdrv; int bus = pdev->sh_info->aer_op.bus; int devfn = pdev->sh_info->aer_op.devfn; + int domain = pdev->sh_info->aer_op.domain; struct pci_dev *pcidev; int flag = 0; @@ -603,7 +604,7 @@ static pci_ers_result_t pcifront_common_process(int cmd, cmd, bus, devfn); result = PCI_ERS_RESULT_NONE; - pcidev = pci_get_bus_and_slot(bus, devfn); + pcidev = pci_get_domain_bus_and_slot(domain, bus, devfn); if (!pcidev || !pcidev->driver) { dev_err(&pdev->xdev->dev, "device or AER driver is NULL\n"); pci_dev_put(pcidev);