[PATCH v2 02/22] PCI/MSI: Remove useless bus->msi assignment
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- To: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
- Subject: [PATCH v2 02/22] PCI/MSI: Remove useless bus->msi assignment
- From: Yijing Wang <wangyijing@xxxxxxxxxx>
- Date: Thu, 25 Sep 2014 11:14:12 +0800
- Cc: <linux-pci@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, Xinwei Hu <huxinwei@xxxxxxxxxx>, Wuyun <wuyun.wu@xxxxxxxxxx>, <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxxx>, <linux-arch@xxxxxxxxxxxxxxx>, <arnab.basu@xxxxxxxxxxxxx>, <Bharat.Bhushan@xxxxxxxxxxxxx>, <x86@xxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, <iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx>, <linux-mips@xxxxxxxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, <linuxppc-dev@xxxxxxxxxxxxxxxx>, <linux-s390@xxxxxxxxxxxxxxx>, Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>, "Tony Luck" <tony.luck@xxxxxxxxx>, <linux-ia64@xxxxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, <sparclinux@xxxxxxxxxxxxxxx>, Chris Metcalf <cmetcalf@xxxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, Lucas Stach <l.stach@xxxxxxxxxxxxxx>, David Vrabel <david.vrabel@xxxxxxxxxx>, "Sergei Shtylyov" <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Thierry Reding <thierry.reding@xxxxxxxxx>, "Thomas Petazzoni" <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>, Yijing Wang <wangyijing@xxxxxxxxxx>
- In-reply-to: <1411614872-4009-1-git-send-email-wangyijing@huawei.com>
- List-id: <linux-ia64.vger.kernel.org>
- References: <1411614872-4009-1-git-send-email-wangyijing@huawei.com>
Currently, PCI drivers will initialize bus->msi in
pcibios_add_bus(). pcibios_add_bus() will be called
in every pci bus initialization. So the bus->msi
assignment in pci_alloc_child_bus() is useless.
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
CC: Thierry Reding <thierry.reding@xxxxxxxxx>
CC: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>
---
drivers/pci/probe.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index e3cf8a2..8296576 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -677,7 +677,6 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent,
child->parent = parent;
child->ops = parent->ops;
- child->msi = parent->msi;
child->sysdata = parent->sysdata;
child->bus_flags = parent->bus_flags;
--
1.7.1
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