From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
benh@kernel.crashing.org, paulus@samba.org,
Michael Neuling <mikey@neuling.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: powerpc/kvm: Fix guest boot issue DAWR cpu feature
Date: Sun, 1 Apr 2018 01:04:15 +1100 (AEDT) [thread overview]
Message-ID: <40D0bN1Wyyz9s3G@ozlabs.org> (raw)
In-Reply-To: <20180330115724.23826-1-aneesh.kumar@linux.ibm.com>
On Fri, 2018-03-30 at 11:57:24 UTC, "Aneesh Kumar K.V" wrote:
> SLOF check the 'sc 1' support by issuing a hcall with H_SET_DABR. With
> recent patch to make the hcall return H_UNSUPPORTED, we get guest boot
> failures. SLOF can work with the hcall failure H_HARDWARE for the above
> hcall. Switch the return value to H_HARDWARE instead of H_UNSUPPORTED so that
> we don't break the guest boot.
>
> Fixes: e8ebedbf ("KVM: PPC: Book3S HV: Return error from h_set_dabr() on POWER9")
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/ca9a16c3bc1582da62ef9c47fc2200
cheers
prev parent reply other threads:[~2018-03-31 14:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-30 11:57 [PATCH] powerpc/kvm: Fix guest boot issue DAWR cpu feature Aneesh Kumar K.V
2018-03-31 14:04 ` Michael Ellerman [this message]
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