From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [119.145.14.66]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43BEB2C00B3 for ; Fri, 14 Feb 2014 00:15:16 +1100 (EST) From: Yijing Wang To: Bjorn Helgaas Subject: [PATCH 4/6] PCI/powerpc: Use list_for_each_entry() for bus traversal Date: Thu, 13 Feb 2014 21:14:01 +0800 Message-ID: <1392297243-61848-4-git-send-email-wangyijing@huawei.com> In-Reply-To: <1392297243-61848-1-git-send-email-wangyijing@huawei.com> References: <1392297243-61848-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Cc: Russell King , David Airlie , linux-pcmcia@lists.infradead.org, Hanjun Guo , dri-devel@lists.freedesktop.org, linux-pci@vger.kernel.org, Yijing Wang , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Replace list_for_each() + pci_bus_b() with the simpler list_for_each_entry(). Signed-off-by: Yijing Wang --- arch/powerpc/kernel/pci_64.c | 4 +--- arch/powerpc/platforms/pseries/pci_dlpar.c | 6 +++--- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index a9e311f..2a47790 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -208,7 +208,6 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus, unsigned long in_devfn) { struct pci_controller* hose; - struct list_head *ln; struct pci_bus *bus = NULL; struct device_node *hose_node; @@ -230,8 +229,7 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus, * used on pre-domains setup. We return the first match */ - for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) { - bus = pci_bus_b(ln); + list_for_each_entry(bus, &pci_root_buses, node) { if (in_bus >= bus->number && in_bus <= bus->busn_res.end) break; bus = NULL; diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c index efe6137..203cbf0 100644 --- a/arch/powerpc/platforms/pseries/pci_dlpar.c +++ b/arch/powerpc/platforms/pseries/pci_dlpar.c @@ -37,15 +37,15 @@ find_bus_among_children(struct pci_bus *bus, struct device_node *dn) { struct pci_bus *child = NULL; - struct list_head *tmp; + struct pci_bus *tmp; struct device_node *busdn; busdn = pci_bus_to_OF_node(bus); if (busdn == dn) return bus; - list_for_each(tmp, &bus->children) { - child = find_bus_among_children(pci_bus_b(tmp), dn); + list_for_each_entry(tmp, &bus->children, node) { + child = find_bus_among_children(tmp, dn); if (child) break; }; -- 1.7.1