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Mon, 15 Jul 2019 01:56:25 -0700 (PDT) Received: from wafer.ozlabs.ibm.com.ozlabs.ibm.com ([122.99.82.10]) by smtp.gmail.com with ESMTPSA id d14sm22514815pfo.154.2019.07.15.01.56.23 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 15 Jul 2019 01:56:24 -0700 (PDT) From: Oliver O'Halloran To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH 1/5] powerpc/eeh_cache: Don't use pci_dn when inserting new ranges Date: Mon, 15 Jul 2019 18:56:08 +1000 Message-Id: <20190715085612.8802-2-oohall@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190715085612.8802-1-oohall@gmail.com> References: <20190715085612.8802-1-oohall@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sbobroff@linux.ibm.com, Oliver O'Halloran Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" At the point where we start inserting ranges into the EEH address cache the binding between pci_dev and eeh_dev has already been set up. Instead of consulting the pci_dn tree we can retrieve the eeh_dev directly using pci_dev_to_eeh_dev(). Signed-off-by: Oliver O'Halloran --- arch/powerpc/kernel/eeh_cache.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/arch/powerpc/kernel/eeh_cache.c b/arch/powerpc/kernel/eeh_cache.c index 3204723..908ba69 100644 --- a/arch/powerpc/kernel/eeh_cache.c +++ b/arch/powerpc/kernel/eeh_cache.c @@ -156,18 +156,10 @@ eeh_addr_cache_insert(struct pci_dev *dev, resource_size_t alo, static void __eeh_addr_cache_insert_dev(struct pci_dev *dev) { - struct pci_dn *pdn; struct eeh_dev *edev; int i; - pdn = pci_get_pdn_by_devfn(dev->bus, dev->devfn); - if (!pdn) { - pr_warn("PCI: no pci dn found for dev=%s\n", - pci_name(dev)); - return; - } - - edev = pdn_to_eeh_dev(pdn); + edev = pci_dev_to_eeh_dev(dev); if (!edev) { pr_warn("PCI: no EEH dev found for %s\n", pci_name(dev)); -- 2.9.5