On 10/8/18 4:27 PM, Emilio G. Cota wrote:
> Currently we evict an entry to the victim TLB when it doesn't match
> the current address. But it could be that there's no match because
> the current entry is empty (i.e. all -1's, for instance via tlb_flush).
> Do not evict the entry to the vtlb in that case.
> 
> This change will help us keep track of the TLB's use rate.
> 
> Signed-off-by: Emilio G. Cota <c...@braap.org>
> ---
>  include/exec/cpu-all.h | 9 +++++++++
>  accel/tcg/cputlb.c     | 2 +-
>  2 files changed, 10 insertions(+), 1 deletion(-)

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>


r~

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