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With current implementation,in multidomain same bus number will repaeat but in different domain, which causes kernel crash as already same bus number exists. Return domain number when kernel requests while creating proc entries for each bus. Signed-off-by: Bharat Kumar Gogada --- arch/microblaze/pci/pci-common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 81556b8..7f696f9 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -632,10 +632,10 @@ void pci_process_bridge_OF_ranges(struct pci_controller *hose, } } -/* Decide whether to display the domain number in /proc */ +/* Display the domain number in /proc */ int pci_proc_domain(struct pci_bus *bus) { - return 0; + return pci_domain_nr(bus); } /* This header fixup will do the resource fixup for all devices as they are -- 2.1.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: From: Bharat Kumar Gogada To: , , , , , , , , Subject: [PATCH 6/6] Microblaze: Modify microblaze pci specific code to support multidomain. Date: Thu, 1 Sep 2016 15:44:46 +0530 Message-ID: <1472724886-28301-6-git-send-email-bharatku@xilinx.com> In-Reply-To: <1472724886-28301-1-git-send-email-bharatku@xilinx.com> References: <1472724886-28301-1-git-send-email-bharatku@xilinx.com> MIME-Version: 1.0 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bharat Kumar Gogada , linux-pci@vger.kernel.org, rgummal@xilinx.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+bjorn=helgaas.com@lists.infradead.org List-ID: Proc entries will be created for every pci bus. With current implementation,in multidomain same bus number will repaeat but in different domain, which causes kernel crash as already same bus number exists. Return domain number when kernel requests while creating proc entries for each bus. Signed-off-by: Bharat Kumar Gogada --- arch/microblaze/pci/pci-common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 81556b8..7f696f9 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -632,10 +632,10 @@ void pci_process_bridge_OF_ranges(struct pci_controller *hose, } } -/* Decide whether to display the domain number in /proc */ +/* Display the domain number in /proc */ int pci_proc_domain(struct pci_bus *bus) { - return 0; + return pci_domain_nr(bus); } /* This header fixup will do the resource fixup for all devices as they are -- 2.1.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: bharat.kumar.gogada@xilinx.com (Bharat Kumar Gogada) Date: Thu, 1 Sep 2016 15:44:46 +0530 Subject: [PATCH 6/6] Microblaze: Modify microblaze pci specific code to support multidomain. In-Reply-To: <1472724886-28301-1-git-send-email-bharatku@xilinx.com> References: <1472724886-28301-1-git-send-email-bharatku@xilinx.com> Message-ID: <1472724886-28301-6-git-send-email-bharatku@xilinx.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Proc entries will be created for every pci bus. With current implementation,in multidomain same bus number will repaeat but in different domain, which causes kernel crash as already same bus number exists. Return domain number when kernel requests while creating proc entries for each bus. Signed-off-by: Bharat Kumar Gogada --- arch/microblaze/pci/pci-common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 81556b8..7f696f9 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -632,10 +632,10 @@ void pci_process_bridge_OF_ranges(struct pci_controller *hose, } } -/* Decide whether to display the domain number in /proc */ +/* Display the domain number in /proc */ int pci_proc_domain(struct pci_bus *bus) { - return 0; + return pci_domain_nr(bus); } /* This header fixup will do the resource fixup for all devices as they are -- 2.1.1