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Thu, 03 Apr 2025 02:28:08 -0700 (PDT) Message-ID: <235cb577-b28f-49ab-b0a3-94ab35572d83@suse.com> Date: Thu, 3 Apr 2025 11:28:07 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] automation: Add Arm64 MPU build job To: "Orzel, Michal" Cc: Doug Goldstein , Stefano Stabellini , Luca Fancellu , xen-devel@lists.xenproject.org References: <20250403081916.6834-1-michal.orzel@amd.com> <20ac780b-f5ac-4531-997e-362d72adddd2@suse.com> <2a8ab261-480f-4bfe-b2b7-7fdff4516078@amd.com> <44500161-1346-4c9e-bcb3-a4301c197913@amd.com> Content-Language: en-US From: Jan Beulich Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <44500161-1346-4c9e-bcb3-a4301c197913@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 03.04.2025 11:17, Orzel, Michal wrote: > On 03/04/2025 10:58, Jan Beulich wrote: >> On 03.04.2025 10:44, Orzel, Michal wrote: >>> On 03/04/2025 10:43, Jan Beulich wrote: >>>> On 03.04.2025 10:19, Michal Orzel wrote: >>>>> Just like for RISCV and PPC, the earlier we enable the CI build the >>>>> better. >>>> >>>> What about Arm32? >>> The series to enable compilation of Arm32 with MPU is still under review on the ML. >> >> Oh. Is MPU in Kconfig then missing a dependency on 64BIT? > Well, yes you're right although when I think about it, it's been like that (for > both 64 and 32) since the introduction of CONFIG_MPU by commit (in October last > year): > 0388a5979b21 ("xen/arm: mpu: Introduce choice between MMU and MPU") > > If you're saying that all the Kconfig combinations + targets like allyes/allno > need to build successfully also for new ports (MPU on Arm is kind of like a new > port), then I agree (I did not think about it and clearly others too seeing the > MPU patch above) although I'd prefer to avoid sending a patch adding dependency > just to be removed in 1-2 weeks. But I can do whatever you think needs to be done. I'm far from insisting on a change here; you're a maintainer of that code while I am not. Yet I indeed think Kconfig needs to have the dependencies right, or else randconfig CI jobs may randomly fail. Jan