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Wed, 10 Dec 2025 16:33:46 -0800 (PST) Received: from [100.64.0.1] ([167.103.29.104]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c0c25b7d59dsm580312a12.6.2025.12.10.16.33.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 10 Dec 2025 16:33:46 -0800 (PST) Message-ID: Date: Thu, 11 Dec 2025 09:33:41 +0900 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 08/22] mm: Allow page table accessors to be non-idempotent To: "David Hildenbrand (Red Hat)" , Ryan Roberts , Palmer Dabbelt , Paul Walmsley , linux-riscv@lists.infradead.org, Andrew Morton , linux-mm@kvack.org Cc: devicetree@vger.kernel.org, Suren Baghdasaryan , linux-kernel@vger.kernel.org, Mike Rapoport , Michal Hocko , Conor Dooley , Lorenzo Stoakes , Krzysztof Kozlowski , Alexandre Ghiti , Emil Renner Berthing , Rob Herring , Vlastimil Babka , "Liam R . Howlett" References: <20251113014656.2605447-1-samuel.holland@sifive.com> <20251113014656.2605447-9-samuel.holland@sifive.com> From: Samuel Holland Content-Language: en-US In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251210_163347_573937_F2F6ED12 X-CRM114-Status: GOOD ( 10.05 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gMjAyNS0xMS0yOCAyOjQ3IEFNLCBEYXZpZCBIaWxkZW5icmFuZCAoUmVkIEhhdCkgd3JvdGU6 Cj4gT24gMTEvMjcvMjUgMTc6NTcsIFJ5YW4gUm9iZXJ0cyB3cm90ZToKPj4gT24gMTMvMTEvMjAy NSAwMTo0NSwgU2FtdWVsIEhvbGxhbmQgd3JvdGU6Cj4+PiBDdXJyZW50bHksIHNvbWUgZnVuY3Rp b25zIHN1Y2ggYXMgcHRlX29mZnNldF9tYXAoKSBhcmUgcGFzc2VkIGJvdGgKPj4+IHBvaW50ZXJz IHRvIGhhcmR3YXJlIHBhZ2UgdGFibGVzLCBhbmQgcG9pbnRlcnMgdG8gcHJldmlvdXNseS1yZWFk IFBNRAo+Pj4gZW50cmllcyBvbiB0aGUgc3RhY2suIFRvIGVuc3VyZSBjb3JyZWN0bmVzcyBpbiB0 aGUgZmlyc3QgY2FzZSwgdGhlc2UKPj4+IGZ1bmN0aW9ucyBtdXN0IHVzZSB0aGUgcGFnZSB0YWJs ZSBhY2Nlc3NvciBmdW5jdGlvbiAocG1kcF9nZXQoKSkgdG8KPj4+IGRlcmVmZXJlbmNlIHRoZSBz dXBwbGllZCBwb2ludGVyLiBIb3dldmVyLCB0aGlzIG1lYW5zIHBtZHBfZ2V0KCkgaXMKPj4+IGNh bGxlZCB0d2ljZSBpbiB0aGUgc2Vjb25kIGNhc2UuIFRoaXMgZG91YmxlIGNhbGwgbXVzdCBiZSBh dm9pZGVkIGlmCj4+PiBwbWRwX2dldCgpIGFwcGxpZXMgc29tZSBub24taWRlbXBvdGVudCB0cmFu c2Zvcm1hdGlvbiB0byB0aGUgdmFsdWUuCj4+Pgo+Pj4gQXZvaWQgdGhlIGRvdWJsZSB0cmFuc2Zv cm1hdGlvbiBieSBjYWxsaW5nIHNldF9wbWQoKSBvbiB0aGUgc3RhY2sKPj4+IHZhcmlhYmxlcyB3 aGVyZSBuZWNlc3NhcnkgdG8ga2VlcCBzZXRfcG1kKCkvcG1kcF9nZXQoKSBjYWxscyBiYWxhbmNl ZC4KPj4KPj4gSSBkb24ndCB0aGluayB0aGlzIGlzIGEgZ29vZCBzb2x1dGlvbi4KPiAKPiBBZ3Jl ZWQsCj4gCj4gwqDCoMKgwqBzZXRfcG1kKCZwbWQsIHBtZCk7Cj4gCj4gaXMgcmF0aGVyIGhvcnJp YmxlLgpJIGFncmVlIHRoYXQgdGhpcyBwYXRjaCBpcyB1Z2x5LiBUaGUgb25seSB3YXkgSSBzZWUg dG8gYXZvaWQgY29kZSBsaWtlIHRoaXMgaXMKdG8gcmVmYWN0b3IgKG9yIGR1cGxpY2F0ZSkgdGhl IGZ1bmN0aW9ucyBzbyBubyBmdW5jdGlvbiB0YWtlcyBwb2ludGVycyB0byBib3RoCmhhcmR3YXJl IHBhZ2UgdGFibGVzIGFuZCBvbi1zdGFjayBwYWdlIHRhYmxlIGVudHJpZXMuIElzIHRoYXQgc29y dCBvZgpyZWZhY3RvcmluZyB0aGUgcmlnaHQgZGlyZWN0aW9uIHRvIGdvIGZvciB2ND8KClJlZ2Fy ZHMsClNhbXVlbAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcmlz Y3YK