From: Jon Hunter <jonathanh@nvidia.com>
To: Marc Zyngier <maz@kernel.org>, Zenghui Yu <yuzenghui@huawei.com>
Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Joey Gouly <joey.gouly@arm.com>, Fuad Tabba <tabba@google.com>,
Mostafa Saleh <smostafa@google.com>,
Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH v4 12/15] KVM: arm64: nv: Add emulation for ERETAx instructions
Date: Tue, 23 Apr 2024 13:30:09 +0100 [thread overview]
Message-ID: <d0b809bc-7820-49b3-9319-18d6fbc419fd@nvidia.com> (raw)
In-Reply-To: <87r0ewtie9.wl-maz@kernel.org>
On 23/04/2024 12:42, Marc Zyngier wrote:
> On Tue, 23 Apr 2024 10:40:22 +0100,
> Zenghui Yu <yuzenghui@huawei.com> wrote:
>>
>> On 2024/4/23 17:22, Jon Hunter wrote:
>>>
>>> Some of our builders currently have an older version of GCC (v6) and
>>> after this change I am seeing ...
>>>
>>> CC arch/arm64/kvm/pauth.o
>>> /tmp/ccohst0v.s: Assembler messages:
>>> /tmp/ccohst0v.s:1177: Error: unknown architectural extension `pauth'
>>> /tmp/ccohst0v.s:1177: Error: unknown mnemonic `pacga' -- `pacga x21,x22,x0'
>>> /local/workdir/tegra/mlt-linux_next/kernel/scripts/Makefile.build:244:
>>> recipe for target 'arch/arm64/kvm/pauth.o' failed
>>> make[5]: *** [arch/arm64/kvm/pauth.o] Error 1
>>> /local/workdir/tegra/mlt-linux_next/kernel/scripts/Makefile.build:485:
>>> recipe for target 'arch/arm64/kvm' failed
>>> make[4]: *** [arch/arm64/kvm] Error 2
>>> /local/workdir/tegra/mlt-linux_next/kernel/scripts/Makefile.build:485:
>>> recipe for target 'arch/arm64' failed
>>> make[3]: *** [arch/arm64] Error 2
>>>
>>>
>>> I know this is pretty old now and I am trying to get these builders
>>> updated. However, the kernel docs still show that GCC v5.1 is
>>> supported [0].
>>
>> Was just looking at the discussion [1] ;-) . FYI there is already a
>> patch on the list [2] which should be merged soon.
>
> Indeed. -next as of today already has the fix, although I'm reworking
> it to take Mark's remarks into account.
>
> Jon, can you confirm that next-20240423 builds with your setup?
Yes that is building fine today too. Thanks!
Feel free to add my ...
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Jon
--
nvpublic
next prev parent reply other threads:[~2024-04-23 12:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240419102935.1935571-1-maz@kernel.org>
[not found] ` <20240419102935.1935571-13-maz@kernel.org>
2024-04-23 9:22 ` [PATCH v4 12/15] KVM: arm64: nv: Add emulation for ERETAx instructions Jon Hunter
2024-04-23 9:40 ` Zenghui Yu
2024-04-23 11:42 ` Marc Zyngier
2024-04-23 12:30 ` Jon Hunter [this message]
2024-04-23 12:09 ` Jon Hunter
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