Messages in this thread | | | Date | Fri, 29 Apr 2016 16:12:52 -0700 | From | Yu-cheng Yu <> | Subject | Re: [PATCH v4 10/10] x86/xsaves: Re-enable XSAVES |
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On Fri, Apr 29, 2016 at 01:32:15PM -0700, Dave Hansen wrote: > The reason I haven't acked this patch is that I want to be _sure_ that > we've audited all of the call paths that access the XSAVE buffer to > ensure that they can all either handle the XSAVES format *or* don't care > for whatever reason. > > Could you share the steps that you've taken to assure yourself that all > of the call paths are handled and we don't have more bugs? >
We tested for signal, ptrace, context switch, avx, and mpx. We also run these tests with your audit patch to detect any format mis-match. That said, I cannot be sure there are no more bugs. As you said, we want to get this feature tested in the field and find potential issues early.
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