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SubjectRe: [PATCH v7u1 26/31] x86: Don't enable swiotlb if there is not enough ram for it
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On Fri, Jan 4, 2013 at 2:56 PM, Shuah Khan <shuahkhan@gmail.com> wrote:
>
> AMD IOMMU driver is using this lever to leave swiotlb enabled when it
> detects devices that can't be supported by iommu. My concern is that
> this change for kdump removes that handshake ability between iommu and
> swiolb.

No, it does not remove that ability.

I'd like to see the boot log on system that could be affected by this patch.


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