Messages in this thread | | | Date | Thu, 15 Jan 2015 11:59:42 -0800 | From | "H. Peter Anvin" <> | Subject | Re: EFI mixed mode + perf = rampant triple faults |
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On 01/15/2015 11:41 AM, Matt Fleming wrote: >> >> Tianocore makes assumptions about the kernel's GDT layout? Yuck. > > No, but 32-bit Tianocore does rely on the second GDT entry being a > 32-bit CS. > > It has no knowledge of Linux's GDT layout. >
If it assumes that descriptor 16 is a 32-bit CS (and what about data? 24?) that *is* making assumptions on the kernel.
-hpa
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