On 10/26/2015 02:15 PM, Wei Yang wrote:
As commit ac205b7bb72f ("PCI: make sriov work with hotplug remove") indicates,
VFs, which might be hooked to same PCI bus as their PF should be removed

A comma is missing before "should be" (or you did not need a comma after "VFs" may be :) ).


before the PF. Otherwise, the PCI hot unplugging on the PCI bus would

s/on/of/? "Unplugging on" does not make much sense to me in this context at least.


cause kernel crash.

The patch applies the above pattern to PowerPC PCI hotplug path.

[gwshan: changelog]
Signed-off-by: Wei Yang <weiy...@linux.vnet.ibm.com>
Acked-by: Gavin Shan <gws...@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 7f9ed0c..59c4361 100644
--- a/arch/powerpc/kernel/pci-hotplug.c
+++ b/arch/powerpc/kernel/pci-hotplug.c
@@ -55,7 +55,7 @@ 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);
        }



--
Alexey
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@lists.ozlabs.org
https://lists.ozlabs.org/listinfo/linuxppc-dev

Reply via email to