[PATCH] powerpc/pci: remove pci device on a bus in reverse order
Wei Yang
weiyang at linux.vnet.ibm.com
Thu Dec 4 14:26:04 AEDT 2014
Please ignore this one, I create an old version of the patch.
The new one is sent.
On Thu, Dec 04, 2014 at 11:04:32AM +0800, Wei Yang wrote:
>As in commit ac205b7b (PCI: make sriov work with hotplug remove) indicates,
>when removing pci devices on a bus which has VFs, we need to remove them in
>the reverse order.
>
>This patch applies this patten on the hotplug remove patch on powerpc arch.
>
>Signed-off-by: Wei Yang <weiyang at linux.vnet.ibm.com>
>---
> arch/powerpc/kernel/pci-hotplug.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c
>index 5b78917..f0f00d9 100644
>--- a/arch/powerpc/kernel/pci-hotplug.c
>+++ b/arch/powerpc/kernel/pci-hotplug.c
>@@ -50,7 +50,7 @@ void pcibios_remove_pci_devices(struct pci_bus *bus)
>
> pr_debug("PCI: Removing devices on bus %04x:%02x\n",
> pci_domain_nr(bus), bus->number);
>- list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list) {
>+ list_for_each_entry_safe_reverse(dev, tmp, &bus->devices, bus_list) {
> pr_debug(" Removing %s...\n", pci_name(dev));
> pci_stop_and_remove_bus_device(dev);
> }
>--
>1.7.9.5
--
Richard Yang
Help you, Help me
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