From: Zenghui Yu <yuzenghui@huawei.com>
To: Mark Brown <broonie@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Shuah Khan <shuah@kernel.org>,
Alan Hayward <alan.hayward@arm.com>,
Luis Machado <luis.machado@arm.com>,
Szabolcs Nagy <szabolcs.nagy@arm.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kselftest@vger.kernel.org>
Subject: Re: [PATCH v3 09/21] arm64/sme: Provide storage for ZT0
Date: Sat, 17 Dec 2022 17:28:28 +0800 [thread overview]
Message-ID: <c295e3ee-b0ed-c64f-49c5-62f00441641f@huawei.com> (raw)
In-Reply-To: <20221111215026.813348-10-broonie@kernel.org>
On 2022/11/12 5:50, Mark Brown wrote:
> + * enabled we should retain the ZA and ZT state so duplicate
> + * it here. This may be shortly freed if we exec() or if
> + * CLONE_SETTLS but it's simpler to do it here. To avoid
> + * confusing the rest of the code ensure that we have a
> + * sve_state allocated whenever za_state is allocated.
nit: s/za_state/sme_state/ and can be squashed into patch #1.
Zenghui
WARNING: multiple messages have this Message-ID (diff)
From: Zenghui Yu <yuzenghui@huawei.com>
To: Mark Brown <broonie@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Shuah Khan <shuah@kernel.org>,
Alan Hayward <alan.hayward@arm.com>,
Luis Machado <luis.machado@arm.com>,
Szabolcs Nagy <szabolcs.nagy@arm.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kselftest@vger.kernel.org>
Subject: Re: [PATCH v3 09/21] arm64/sme: Provide storage for ZT0
Date: Sat, 17 Dec 2022 17:28:28 +0800 [thread overview]
Message-ID: <c295e3ee-b0ed-c64f-49c5-62f00441641f@huawei.com> (raw)
In-Reply-To: <20221111215026.813348-10-broonie@kernel.org>
On 2022/11/12 5:50, Mark Brown wrote:
> + * enabled we should retain the ZA and ZT state so duplicate
> + * it here. This may be shortly freed if we exec() or if
> + * CLONE_SETTLS but it's simpler to do it here. To avoid
> + * confusing the rest of the code ensure that we have a
> + * sve_state allocated whenever za_state is allocated.
nit: s/za_state/sme_state/ and can be squashed into patch #1.
Zenghui
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next prev parent reply other threads:[~2022-12-17 9:28 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-11 21:50 [PATCH v3 00/21] arm64/sme: Support SME 2 and SME 2.1 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 01/21] arm64/sme: Rename za_state to sme_state Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 02/21] arm64: Document boot requirements for SME 2 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 03/21] arm64/sysreg: Update system registers for SME 2 and 2.1 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 04/21] arm64/sme: Document SME 2 and SME 2.1 ABI Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 05/21] arm64/esr: Document ISS for ZT0 being disabled Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 06/21] arm64/sme: Manually encode ZT0 load and store instructions Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-12-17 9:40 ` Zenghui Yu
2022-12-17 9:40 ` Zenghui Yu
2022-12-19 15:04 ` Mark Brown
2022-12-19 15:04 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 07/21] arm64/sme: Enable host kernel to access ZT0 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 08/21] arm64/sme: Add basic enumeration for SME2 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 09/21] arm64/sme: Provide storage for ZT0 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-12-17 9:28 ` Zenghui Yu [this message]
2022-12-17 9:28 ` Zenghui Yu
2022-11-11 21:50 ` [PATCH v3 10/21] arm64/sme: Implement context switching " Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 11/21] arm64/sme: Implement signal handling for ZT Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 12/21] arm64/sme: Implement ZT0 ptrace support Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-12-17 9:23 ` Zenghui Yu
2022-12-17 9:23 ` Zenghui Yu
2022-11-11 21:50 ` [PATCH v3 13/21] arm64/sme: Add hwcaps for SME 2 and 2.1 features Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-12-19 8:22 ` Zenghui Yu
2022-12-19 8:22 ` Zenghui Yu
2022-11-11 21:50 ` [PATCH v3 14/21] kselftest/arm64: Add a stress test program for ZT0 Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-12-17 9:15 ` Zenghui Yu
2022-12-17 9:15 ` Zenghui Yu
2022-11-11 21:50 ` [PATCH v3 15/21] kselftest/arm64: Cover ZT in the FP stress test Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 16/21] kselftest/arm64: Enumerate SME2 in the signal test utility code Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 17/21] kselftest/arm64: Teach the generic signal context validation about ZT Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 18/21] kselftest/arm64: Add test coverage for ZT register signal frames Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 19/21] kselftest/arm64: Add SME2 coverage to syscall-abi Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 20/21] kselftest/arm64: Add coverage of the ZT ptrace regset Mark Brown
2022-11-11 21:50 ` Mark Brown
2022-11-11 21:50 ` [PATCH v3 21/21] kselftest/arm64: Add coverage of SME 2 and 2.1 hwcaps Mark Brown
2022-11-11 21:50 ` Mark Brown
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