Re: [Xen-devel] [PATCH v5 03/14] x86emul: abstract out XCRn accesses

[George Dunlap <george.dunlap@xxxxxxxxxx>]

On 03/15/2018 01:04 PM, Jan Beulich wrote:
> Use hooks, just like done for other special purpose registers.
> 
> This includes moving XCR0 checks from hvmemul_get_fpu() to the emulator
> itself as well as adding support for XGETBV emulation.
> 
> For now fuzzer reads will obtain the real values (minus the fuzzing of
> the hook pointer itself).
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Tracing parts:

Reviewed-by: George Dunlap <george.dunlap@xxxxxxxxxx>

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