On Thu, Jun 26, 2014 at 11:09:06AM +0100, Ard Biesheuvel wrote: > According to the UEFI spec section 2.3.6.4, the use of FP/SIMD instructions is > allowed, and should adhere to the AAPCS64 calling convention, which states > that > 'only the bottom 64 bits of each value stored in registers v8-v15 need to be > preserved' (section 5.1.2). > > This applies equally to UEFI Runtime Services called by the kernel, so make > sure > the FP/SIMD register file is preserved in this case. > > Signed-off-by: Ard Biesheuvel <[email protected]>
While the code looks fine, I think there is a mismatch between what the subject says and what the patch does (enabling EFI_RUNTIME_WRAPPERS). -- Catalin -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
