On 12/21/2012 09:00 PM, Yinghai Lu wrote:
On Fri, Dec 21, 2012 at 6:18 PM, Konrad Rzeszutek Wilk
<konrad.w...@oracle.com> wrote:
On Thu, Dec 13, 2012 at 02:02:18PM -0800, Yinghai Lu wrote:
So use could disable swiotlb from command line, even swiotlb support
is compiled in.  Just like we have intel_iommu=on and intel_iommu=off.

Does this have any usage besides testing?

for kdump.


"For kdump" isn't an answer.  There is a reason why kdump needs this.

        -hpa


--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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