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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Christophe Leroy <christophe.leroy@csgroup.eu>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Nicholas Piggin <npiggin@gmail.com>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
In-Reply-To: <8abab4888da69ff78b73a56f64d9678a7bf684e9.1657549153.git.christophe.leroy@csgroup.eu>
References: <8abab4888da69ff78b73a56f64d9678a7bf684e9.1657549153.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH v1 1/5] powerpc/32: Do not allow selection of e5500 or e6500 CPUs on PPC32
Message-Id: <165909976455.253830.10900913181823665074.b4-ty@ellerman.id.au>
Date:   Fri, 29 Jul 2022 23:02:44 +1000
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On Mon, 11 Jul 2022 16:19:29 +0200, Christophe Leroy wrote:
> Commit 0e00a8c9fd92 ("powerpc: Allow CPU selection also on PPC32")
> enlarged the CPU selection logic to PPC32 by removing depend to
> PPC64, and failed to restrict that depend to E5500_CPU and E6500_CPU.
> Fortunately that got unnoticed because -mcpu=8540 will override the
> -mcpu=e500mc64 or -mpcu=e6500 as they are ealier, but that's
> fragile and may no be right in the future.
> 
> [...]

Applied to powerpc/next.

[1/5] powerpc/32: Do not allow selection of e5500 or e6500 CPUs on PPC32
      https://git.kernel.org/powerpc/c/9be013b2a9ecb29b5168e4b9db0e48ed53acf37c
[2/5] powerpc/32: Don't always pass -mcpu=powerpc to the compiler
      https://git.kernel.org/powerpc/c/446cda1b21d9a6b3697fe399c6a3a00ff4a285f5
[3/5] powerpc/405: Fix build failure with GCC 12 (unrecognized opcode: `wrteei')
      https://git.kernel.org/powerpc/c/ff27d9200a98757efc7c2cdf198904fd79cf4ffd
[4/5] powerpc/44x: Fix build failure with GCC 12 (unrecognized opcode: `wrteei')
      https://git.kernel.org/powerpc/c/2255411d1d0f0661d1e5acd5f6edf4e6652a345a
[5/5] powerpc/64e: Fix build failure with GCC 12 (unrecognized opcode: `wrteei')
      https://git.kernel.org/powerpc/c/d6b551b8f90cc92c7d3c09cf38c748efe305ecb4

cheers