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AJvYcCWMn93ZlIHx8omQuHhMvhDTKvPvTzuOQq5L9gcmqRr+mqmAGDG7ab0fKhVTtuGo1EAYpUdrk7LVZ+QwlAQaZZMlWSc= X-Gm-Message-State: AOJu0Yy1gbWsT4EqjWkNKPOZoJQJ879hBILalEVnAuzmfxAtgHiBRMGC wQzd0nZlZzhpcGFlQA7/ozsuYmuXN+9UvQP5C31SbiXVFXzY/N7yD/0xdZ/+yYSffwzRfbAecdR 9wWTKmei4FANAadd/FcUsp2zDHDo5bQfuqf2cEw== X-Google-Smtp-Source: AGHT+IE86C4cI6mhSlVjNrd7GYRP9iJnVqBNonZegmUQItEJKzhRVRBavtnMQfl/Dr8sTGYjRV3i2VRx333RRXokfYY= X-Received: by 2002:ac8:5849:0:b0:431:6cc3:8bb6 with SMTP id h9-20020ac85849000000b004316cc38bb6mr854843qth.57.1712188004913; Wed, 03 Apr 2024 16:46:44 -0700 (PDT) MIME-Version: 1.0 References: <20240402051154.476244-1-rmclure@linux.ibm.com> <20240402051154.476244-7-rmclure@linux.ibm.com> In-Reply-To: <20240402051154.476244-7-rmclure@linux.ibm.com> From: Pasha Tatashin Date: Wed, 3 Apr 2024 19:46:07 -0400 Message-ID: Subject: Re: [PATCH v12 06/11] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pte_clear() To: Rohan McLure Cc: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, christophe.leroy@csgroup.eu, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: B05294000D X-Rspam-User: X-Stat-Signature: 6umfyewasmwb1ip8kxu5awy4y5m7nu97 X-Rspamd-Server: rspam03 X-HE-Tag: 1712188005-55259 X-HE-Meta: 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 Ln/hNUSb q1nhIInewtiDVlJB9Ls/5l52JefLntNCDFFpGqvZeAYqkY9WvVUfn5bkYUg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.089909, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Apr 2, 2024 at 1:11=E2=80=AFAM Rohan McLure = wrote: > > This reverts commit aa232204c468 ("mm/page_table_check: remove unused > parameter in [__]page_table_check_pte_clear"). > > Reinstate previously unused parameters for the purpose of supporting > powerpc platforms, as many do not encode user/kernel ownership of the > page in the pte, but instead in the address of the access. > > Signed-off-by: Rohan McLure Reviewed-by: Pasha Tatashin