Re: [PATCH] powerpc/pseries: Quieten relocation on exceptions warning

[Michael Neuling <mikey@neuling.org>]

> The hypervisor returns H_P2 if relocation on exceptions are
> not supported. If we get this, just print a lower priority
> informational message.

Can you add something about why this is needed?  Something about
h_set_mode being available so we can enable LE but not supporting any of
the other calls like AIL?

Mikey

> Signed-off-by: Anton Blanchard <anton@samba.org>
> ---
>  arch/powerpc/platforms/pseries/setup.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
>=20
> diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platfo=
rms/pseries/setup.c
> index 125c589..fcc9227 100644
> --- a/arch/powerpc/platforms/pseries/setup.c
> +++ b/arch/powerpc/platforms/pseries/setup.c
> @@ -499,7 +499,11 @@ static void __init pSeries_setup_arch(void)
> =20
>  	if (firmware_has_feature(FW_FEATURE_SET_MODE)) {
>  		long rc;
> -		if ((rc =3D pSeries_enable_reloc_on_exc()) !=3D H_SUCCESS) {
> +
> +		rc =3D pSeries_enable_reloc_on_exc();
> +		if (rc =3D=3D H_P2) {
> +			pr_info("Relocation on exceptions not supported\n");
> +		} else if (rc !=3D H_SUCCESS) {
>  			pr_warn("Unable to enable relocation on exceptions: "
>  				"%ld\n", rc);
>  		}