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    SubjectRe: [01/38] PCI: Set PCI-E Max Payload Size on fabric
    On Tue, Oct 11, 2011 at 11:20 AM, Benjamin LaHaise <bcrl@kvack.org> wrote:
    > Hello Greg,
    >
    > On Tue, Oct 11, 2011 at 10:55:11AM -0600, Greg KH wrote:
    >> --- a/drivers/pci/pci.c
    >> +++ b/drivers/pci/pci.c
    >> @@ -77,6 +77,8 @@ unsigned long pci_cardbus_mem_size = DEF
    >>  unsigned long pci_hotplug_io_size  = DEFAULT_HOTPLUG_IO_SIZE;
    >>  unsigned long pci_hotplug_mem_size = DEFAULT_HOTPLUG_MEM_SIZE;
    >>
    >> +enum pcie_bus_config_types pcie_bus_config = PCIE_BUS_PERFORMANCE;
    >> +
    >
    > This version of the patch incorrectly defaults to the new performance
    > mode.  Since we haven't even had that code in the 3.1 release yet, I don't
    > think it is suitable for a stable release.  This patch should be revised
    > to a version with default set to safe/don't-touch mode if it is to be
    > included.

    It's not obvious that this fits the criteria for -stable
    (Documentation/stable_kernel_rules.txt).

    For example, I can't tell what real problem this fixes.
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