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b=aStQqaZOohz35DRBGFMCkuopRx0Plzkaz7/qx/bdVjo8Z3vieMhz0bKgcYtSB3MSv42bZluAWutG9ZcN1lAHQXvu/dimpoYpg8FAaPm0hX56hBb0HlPKkx5ot72wKBB7NNSwt41xrpgKJOPIK+8l+pwoTe2eXDixpsbXlBzeH4U= X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R331e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018047192;MF=libang.li@antgroup.com;NM=1;PH=DS;RN=16;SR=0;TI=SMTPD_---.XTcewEm_1715010727; Received: from localhost(mailfrom:libang.li@antgroup.com fp:SMTPD_---.XTcewEm_1715010727) by smtp.aliyun-inc.com; Mon, 06 May 2024 23:52:08 +0800 From: "Bang Li" To: akpm@linux-foundation.org, chenhuacai@kernel.org, tsbogend@alpha.franken.de, paul.walmsley@sifive.com, palmer@dabbelt.com, chris@zankel.net, jcmvbkbc@gmail.com Cc: , , , , , , , , "Bang Li" Subject: [PATCH v2 4/5] xtensa: Add update_mmu_tlb_range() Date: Mon, 06 May 2024 23:51:19 +0800 Message-Id: <20240506155120.83105-5-libang.li@antgroup.com> X-Mailer: git-send-email 2.19.1.6.gb485710b In-Reply-To: <20240506155120.83105-1-libang.li@antgroup.com> References: <20240506155120.83105-1-libang.li@antgroup.com> MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Queue-Id: 7C10D40019 X-Rspamd-Server: rspam06 X-Stat-Signature: s3cdscrpsi8hotbjpz5hfmm6p7jbka4m X-HE-Tag: 1715010732-104615 X-HE-Meta: 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 gM1Xr7sC jemL2WElNSU0zR5JHCXGWFypx+sUB/Qgv4kV/qmdIjO2WfjHXgPWeQcVkKmxAZmI3gptiXf6pdjnTGKa+vhTZIleUAR2djUXMwdVV05TOgdt9pXtwqAz6wZZ23kBp6eITKchybPwAUq/BGHa+M4avcZ1hJP/t3Q6RguLPcSLcqxUMdjsM4mYGPoG+orBqtwepvaxG1cP4lK2ZGcXDj0l8ZQLQluZL7aGYobgf9v072g9+4iZDDxn6qU04QCfyTSeJDkdGrwmzUU4UMMuOb9/09ELtu+0sMCBHZmVYuPEU6WkheTvGTjCMctON6LWRnNrwuT0olZ+oJXbpMqqCPJTfAJ45RU+zyma8XINBPSJOUUMJj6w= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000040, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Added update_mmu_tlb_range function, we can batch update tlb of an address range. Signed-off-by: Bang Li --- arch/xtensa/include/asm/pgtable.h | 4 ++++ arch/xtensa/mm/tlb.c | 6 ++++++ 2 files changed, 10 insertions(+) diff --git a/arch/xtensa/include/asm/pgtable.h b/arch/xtensa/include/asm/pgtable.h index 9a7e5e57ee9a..57f97e7e06d0 100644 --- a/arch/xtensa/include/asm/pgtable.h +++ b/arch/xtensa/include/asm/pgtable.h @@ -414,6 +414,10 @@ void update_mmu_tlb(struct vm_area_struct *vma, unsigned long address, pte_t *ptep); #define __HAVE_ARCH_UPDATE_MMU_TLB +void update_mmu_tlb_range(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep, unsigned int nr); +#define __HAVE_ARCH_UPDATE_MMU_TLB_RANGE + #endif /* !defined (__ASSEMBLY__) */ #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG diff --git a/arch/xtensa/mm/tlb.c b/arch/xtensa/mm/tlb.c index d8b60d6e50a8..05efba86b870 100644 --- a/arch/xtensa/mm/tlb.c +++ b/arch/xtensa/mm/tlb.c @@ -169,6 +169,12 @@ void update_mmu_tlb(struct vm_area_struct *vma, local_flush_tlb_page(vma, address); } +void update_mmu_tlb_range(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep, unsigned int nr) +{ + local_flush_tlb_range(vma, address, address + PAGE_SIZE * nr); +} + #ifdef CONFIG_DEBUG_TLB_SANITY static unsigned get_pte_for_vaddr(unsigned vaddr)