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Message-ID: <4feeae36-f6fe-1422-9f0f-081b9106e91c@arm.com>
Date:   Mon, 27 Mar 2023 11:38:36 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     kernel test robot <lkp@...el.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Mark Brown <broonie@...nel.org>,
        Marc Zyngier <maz@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: Disable EL2 traps for BRBE instructions executed
 in EL1



On 3/25/23 06:07, kernel test robot wrote:
> All errors (new ones prefixed by >>):
> 
>>> <instantiation>:36:14: error: expected compatible register or logical immediate
>     orr x0, x0, #HFGITR_EL2_nBRBIALL
>                 ^
>    <instantiation>:10:2: note: while in macro instantiation
>     __init_el2_fgt
>     ^
>    arch/arm64/kernel/head.S:577:2: note: while in macro instantiation
>     init_el2_state
>     ^
>    <instantiation>:37:14: error: expected compatible register or logical immediate
>     orr x0, x0, #HFGITR_EL2_nBRBINJ
>                 ^
>    <instantiation>:10:2: note: while in macro instantiation
>     __init_el2_fgt
>     ^
>    arch/arm64/kernel/head.S:577:2: note: while in macro instantiation
>     init_el2_state
>     ^

I guess these build errors are caused by unavailability of the pre-requisite
patches from Mark Brown, in this test environment ?

https://lore.kernel.org/all/20230306-arm64-fgt-reg-gen-v3-0-decba93cbaab@kernel.org/
 

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