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    SubjectRe: [RFC][PATCH] Reset PCIe devices to address DMA problem on kdump with iommu
    > As to the boot parameter to enable this function, you suggested using
    > reset_devices. I found that on a certain platform resetting devices
    > caused PCIe error due to a hardware bug. Therefore I think we need
    > new parameter apart from reset_devices to disable this function on
    > such a machine.

    Wouldn't a DMI quirk be better for this? That way the second kernel
    internally would know not to do this.

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      Last update: 2012-09-14 23:01    [W:0.021 / U:23.172 seconds]
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