# Re: powerpc/mm: Fixup wrong LPCR\_VRMASD value

- From: Michael Ellerman \<hidden\>
- Date: 2017-01-27 00:40:35 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2017/01/9494839
- Thread: https://ratatoskr.run/linuxppc-dev/2016/12/9494250/t.md

```text
On Thu, 2016-12-08 at 03:42:13 UTC, "Aneesh Kumar K.V" wrote:
> In commit a4b349540a26af ("powerpc/mm: Cleanup LPCR defines") we updated
> LPCR_VRMASD wrongly as below.
> 
> -#define   LPCR_VRMASD  (0x1ful << (63-16))
> +#define   LPCR_VRMASD_SH       47
> +#define   LPCR_VRMASD          (ASM_CONST(1) << LPCR_VRMASD_SH)
> 
> We initialize the VRMA bits in LPCR to 0x00 in kvm. Hence using a different
> mask value as above while updating lpcr should not have any impact.
> 
> This patch updates it to the correct value
> Fixes: a4b349540a26af ("powerpc/mm: Cleanup LPCR defines") we updated
> 
> Reported-by: Ram Pai <redacted>
> Signed-off-by: Aneesh Kumar K.V <redacted>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/4ab2537c4204b976e4ca350bbdc193

cheers
```