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Wed, 15 Jul 2020 10:39:55 -0700 (PDT) Date: Wed, 15 Jul 2020 10:39:55 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Pekka Enberg Subject: Re: [PATCH v2 1/2] mm: pgtable: Make generic pgprot_* macros available for no-MMU In-Reply-To: <20200715053340.576300-1-penberg@gmail.com> Message-ID: References: <20200715053340.576300-1-penberg@gmail.com> User-Agent: Alpine 2.23 (DEB 453 2020-06-18) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200715_134003_414737_B6DBEF52 X-CRM114-Status: GOOD ( 10.10 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tom Lendacky , Palmer Dabbelt , Mike Rapoport , Pekka Enberg , linux-mm@kvack.org, linux-riscv@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, 15 Jul 2020, Pekka Enberg wrote: > From: Pekka Enberg > > The header defines some generic pgprot_* > implementations, but they are only available when CONFIG_MMU is enabled. > The RISC-V architecture, for example, therefore defines some of these > pgprot_* macros for !NOMMU. > > Let's make the pgprot_* generic available even for !NOMMU so we can > remove the RISC-V specific definitions. > > Compile-tested with x86 defconfig, and riscv defconfig and !MMU defconfig. > > Suggested-by: Palmer Dabbelt > Reviewed-by: Mike Rapoport > Cc: Tom Lendacky > Signed-off-by: Pekka Enberg Acked-by: David Rientjes _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.1 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1, USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8CA36C433E1 for ; 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Wed, 15 Jul 2020 10:39:56 -0700 (PDT) Received: from [2620:15c:17:3:4a0f:cfff:fe51:6667] ([2620:15c:17:3:4a0f:cfff:fe51:6667]) by smtp.gmail.com with ESMTPSA id x8sm2662158pfn.61.2020.07.15.10.39.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jul 2020 10:39:55 -0700 (PDT) Date: Wed, 15 Jul 2020 10:39:55 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Pekka Enberg cc: linux-riscv@lists.infradead.org, linux-mm@kvack.org, Pekka Enberg , Palmer Dabbelt , Mike Rapoport , Tom Lendacky Subject: Re: [PATCH v2 1/2] mm: pgtable: Make generic pgprot_* macros available for no-MMU In-Reply-To: <20200715053340.576300-1-penberg@gmail.com> Message-ID: References: <20200715053340.576300-1-penberg@gmail.com> User-Agent: Alpine 2.23 (DEB 453 2020-06-18) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 25A1618229835 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, 15 Jul 2020, Pekka Enberg wrote: > From: Pekka Enberg > > The header defines some generic pgprot_* > implementations, but they are only available when CONFIG_MMU is enabled. > The RISC-V architecture, for example, therefore defines some of these > pgprot_* macros for !NOMMU. > > Let's make the pgprot_* generic available even for !NOMMU so we can > remove the RISC-V specific definitions. > > Compile-tested with x86 defconfig, and riscv defconfig and !MMU defconfig. > > Suggested-by: Palmer Dabbelt > Reviewed-by: Mike Rapoport > Cc: Tom Lendacky > Signed-off-by: Pekka Enberg Acked-by: David Rientjes