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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     linuxppc-dev@lists.ozlabs.org, sxwjean@me.com
Cc:     mpe@ellerman.id.au, paulus@samba.org, efremov@linux.com,
        oleg@redhat.com, benh@kernel.crashing.org,
        ravi.bangoria@linux.ibm.com, linux-kernel@vger.kernel.org,
        aneesh.kumar@linux.ibm.com, christophe.leroy@csgroup.eu,
        Xiongwei Song <sxwjean@gmail.com>, npiggin@gmail.com
In-Reply-To: <20210807010239.416055-1-sxwjean@me.com>
References: <20210807010239.416055-1-sxwjean@me.com>
Subject: Re: [PATCH v2 0/4] Some improvements on regs usage
Message-Id: <163007017202.52768.7618867123198912679.b4-ty@ellerman.id.au>
Date:   Fri, 27 Aug 2021 23:16:12 +1000
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On Sat, 7 Aug 2021 09:02:35 +0800, sxwjean@me.com wrote:
> From: Xiongwei Song <sxwjean@gmail.com>
> 
> When CONFIG_4xx=y or CONFIG_BOOKE=y, currently in code we reference dsisr
> to get interrupt reasons and reference dar to get excepiton address.
> However, in reference manuals, esr is used for interrupt reasons and dear
> is used for excepiton address, so the patchset changes dsisr -> esr,
> dar -> dear for CONFIG_4xx=y or CONFIG_BOOKE=y.
> 
> [...]

Applied to powerpc/next.

[1/4] powerpc: Optimize register usage for esr register
      https://git.kernel.org/powerpc/c/4f8e78c0757e3c5a65d9d8ac76e2434c71a78f5a
[2/4] powerpc/64e: Get esr offset with _ESR macro
      https://git.kernel.org/powerpc/c/cfa47772ca8d53d7a6c9b331a7f6e7c4c9827214
[3/4] powerpc: Optimize register usage for dear register
      https://git.kernel.org/powerpc/c/4872cbd0ca35ca5b20d52e2539e7e1950f126e7b
[4/4] powerpc/64e: Get dear offset with _DEAR macro
      https://git.kernel.org/powerpc/c/d9db6e420268b2d561731468a31f0b15e2e9a145

cheers