Re: [PATCH] powerpc/pseries: Remove confusing warning message.

From: Michael Ellerman
Date: Fri Oct 11 2019 - 04:22:12 EST

On Tue, 2019-10-01 at 13:29:28 UTC, Laurent Dufour wrote:
> Since the commit 1211ee61b4a8 ("powerpc/pseries: Read TLB Block Invalidate
> Characteristics"), a warning message is displayed when booting a guest on
> top of KVM:
> lpar: arch/powerpc/platforms/pseries/lpar.c pseries_lpar_read_hblkrm_characteristics Error calling get-system-parameter (0xfffffffd)
> This message is displayed because this hypervisor is not supporting the
> H_BLOCK_REMOVE hcall and thus is not exposing the corresponding feature.
> Reading the TLB Block Invalidate Characteristics should not be done if the
> feature is not exposed.
> Fixes: 1211ee61b4a8 ("powerpc/pseries: Read TLB Block Invalidate Characteristics")
> Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxx>
> Signed-off-by: Laurent Dufour <ldufour@xxxxxxxxxxxxx>

Reapplied to powerpc fixes, thanks.