>>> On 04.06.18 at 15:59, wrote:
> The current logic used to update %dr6 when injecting #DB is buggy. The
> architectural behaviour is to overwrite B{0..3} (rather than accumulate) and
> accumulate all other bits.
>
> Introduce a new merge_dr6() helper, which also takes care of handing RTM
>
On Mon, Jun 04, 2018 at 02:59:13PM +0100, Andrew Cooper wrote:
> The current logic used to update %dr6 when injecting #DB is buggy. The
> architectural behaviour is to overwrite B{0..3} (rather than accumulate) and
> accumulate all other bits.
>
> Introduce a new merge_dr6() helper, which also
The current logic used to update %dr6 when injecting #DB is buggy. The
architectural behaviour is to overwrite B{0..3} (rather than accumulate) and
accumulate all other bits.
Introduce a new merge_dr6() helper, which also takes care of handing RTM
correctly.
Signed-off-by: Andrew Cooper
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