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Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1pcJTN-00DYD1-Ht; Wed, 15 Mar 2023 05:14:49 +0000 From: "Matthew Wilcox (Oracle)" To: linux-arch@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Richard Weinberger , Anton Ivanov , Johannes Berg , linux-um@lists.infradead.org Subject: [PATCH v4 26/36] um: Implement the new page table range API Date: Wed, 15 Mar 2023 05:14:34 +0000 Message-Id: <20230315051444.3229621-27-willy@infradead.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20230315051444.3229621-1-willy@infradead.org> References: <20230315051444.3229621-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 823551C0003 X-Rspam-User: X-Stat-Signature: fd4mfz47akj8zni56xzrqc5w9rzo6rpu X-HE-Tag: 1678857293-289414 X-HE-Meta: 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 m6gagGC5 R8aMkSX6u5vQTCfgT3+VtxnQSvwIWpqhrqCwZTDoeF/1P3kj8rN9Uwpbu5JzFUKN4WAl7vm4PMoNUsz713LJTZlJPsNFAOF5wW313KYNlxBHvL5G7YfFg99mRr41vkWjdJ4jP5Yn+BVm0qfKLgpTcKREO0kF88BB/JgJ8u3TwhIjv6R+wFCJmdkkhtiHJrF9wF5IxrflYpN25BPwMwRyGrJLuJ1N08McY9fblBUX9zlGjl5V8W+lGPfbmHOOzOXsema+0Jdg73TXJC1vMn9ew/5lFqqBVP0+c/4+FAiQbo1e6ARGCstHJ2o9jA9sa5yZCf8Mj 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: Add PFN_PTE_SHIFT and update_mmu_cache_range(). Signed-off-by: Matthew Wilcox (Oracle) Cc: Richard Weinberger Cc: Anton Ivanov Cc: Johannes Berg Cc: linux-um@lists.infradead.org --- arch/um/include/asm/pgtable.h | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h index a70d1618eb35..ea5f8122f128 100644 --- a/arch/um/include/asm/pgtable.h +++ b/arch/um/include/asm/pgtable.h @@ -242,11 +242,7 @@ static inline void set_pte(pte_t *pteptr, pte_t pteval) if(pte_present(*pteptr)) *pteptr = pte_mknewprot(*pteptr); } -static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *pteptr, pte_t pteval) -{ - set_pte(pteptr, pteval); -} +#define PFN_PTE_SHIFT PAGE_SHIFT #define __HAVE_ARCH_PTE_SAME static inline int pte_same(pte_t pte_a, pte_t pte_b) @@ -290,6 +286,7 @@ struct mm_struct; extern pte_t *virt_to_pte(struct mm_struct *mm, unsigned long addr); #define update_mmu_cache(vma,address,ptep) do {} while (0) +#define update_mmu_cache_range(vma, address, ptep, nr) do {} while (0) /* * Encode/decode swap entries and swap PTEs. Swap PTEs are all PTEs that -- 2.39.2