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Mon, 23 Dec 2024 01:46:14 -0800 (PST) From: Qi Zheng To: peterz@infradead.org, agordeev@linux.ibm.com, kevin.brodsky@arm.com, tglx@linutronix.de, david@redhat.com, jannh@google.com, hughd@google.com, yuzhao@google.com, willy@infradead.org, muchun.song@linux.dev, vbabka@kernel.org, lorenzo.stoakes@oracle.com, akpm@linux-foundation.org, rientjes@google.com, vishal.moola@gmail.com, arnd@arndb.de, will@kernel.org, aneesh.kumar@kernel.org, npiggin@gmail.com, dave.hansen@linux.intel.com, rppt@kernel.org, ryan.roberts@arm.com Cc: linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-sh@vger.kernel.org, linux-um@lists.infradead.org, Qi Zheng Subject: [PATCH v3 15/17] mm: pgtable: remove tlb_remove_page_ptdesc() Date: Mon, 23 Dec 2024 17:41:01 +0800 Message-Id: X-Mailer: git-send-email 2.24.3 (Apple Git-128) In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241223_014615_783598_B78066FC X-CRM114-Status: UNSURE ( 9.88 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Here we are explicitly dealing with struct page, and the following logic semms strange: tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); tlb_remove_page_ptdesc --> tlb_remove_page(tlb, ptdesc_page(pt)); So remove tlb_remove_page_ptdesc() and make callers call tlb_remove_page() directly. Signed-off-by: Qi Zheng Originally-by: Peter Zijlstra (Intel) --- arch/csky/include/asm/pgalloc.h | 2 +- arch/hexagon/include/asm/pgalloc.h | 2 +- arch/loongarch/include/asm/pgalloc.h | 2 +- arch/m68k/include/asm/sun3_pgalloc.h | 2 +- arch/mips/include/asm/pgalloc.h | 2 +- arch/nios2/include/asm/pgalloc.h | 2 +- arch/openrisc/include/asm/pgalloc.h | 2 +- arch/riscv/include/asm/pgalloc.h | 2 +- arch/sh/include/asm/pgalloc.h | 2 +- arch/um/include/asm/pgalloc.h | 8 ++++---- include/asm-generic/tlb.h | 6 ------ 11 files changed, 13 insertions(+), 19 deletions(-) diff --git a/arch/csky/include/asm/pgalloc.h b/arch/csky/include/asm/pgalloc.h index f1ce5b7b28f22..936a43a49e704 100644 --- a/arch/csky/include/asm/pgalloc.h +++ b/arch/csky/include/asm/pgalloc.h @@ -64,7 +64,7 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm) #define __pte_free_tlb(tlb, pte, address) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc(tlb, page_ptdesc(pte)); \ + tlb_remove_page(tlb, (pte)); \ } while (0) extern void pagetable_init(void); diff --git a/arch/hexagon/include/asm/pgalloc.h b/arch/hexagon/include/asm/pgalloc.h index 40e42a0e71673..8b1550498f1bf 100644 --- a/arch/hexagon/include/asm/pgalloc.h +++ b/arch/hexagon/include/asm/pgalloc.h @@ -90,7 +90,7 @@ static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, #define __pte_free_tlb(tlb, pte, addr) \ do { \ pagetable_dtor((page_ptdesc(pte))); \ - tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #endif diff --git a/arch/loongarch/include/asm/pgalloc.h b/arch/loongarch/include/asm/pgalloc.h index 7211dff8c969e..5a4f22aeb6189 100644 --- a/arch/loongarch/include/asm/pgalloc.h +++ b/arch/loongarch/include/asm/pgalloc.h @@ -58,7 +58,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) #define __pte_free_tlb(tlb, pte, address) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), page_ptdesc(pte)); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #ifndef __PAGETABLE_PMD_FOLDED diff --git a/arch/m68k/include/asm/sun3_pgalloc.h b/arch/m68k/include/asm/sun3_pgalloc.h index 2b626cb3ad0ae..63d9f95f5e3dd 100644 --- a/arch/m68k/include/asm/sun3_pgalloc.h +++ b/arch/m68k/include/asm/sun3_pgalloc.h @@ -20,7 +20,7 @@ extern const char bad_pmd_string[]; #define __pte_free_tlb(tlb, pte, addr) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), page_ptdesc(pte)); \ + tlb_remove_page((tlb), (pte)); \ } while (0) static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h index 36d9805033c4b..bbee21345154b 100644 --- a/arch/mips/include/asm/pgalloc.h +++ b/arch/mips/include/asm/pgalloc.h @@ -57,7 +57,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) #define __pte_free_tlb(tlb, pte, address) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), page_ptdesc(pte)); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #ifndef __PAGETABLE_PMD_FOLDED diff --git a/arch/nios2/include/asm/pgalloc.h b/arch/nios2/include/asm/pgalloc.h index 12a536b7bfbd4..641cec8fb2a22 100644 --- a/arch/nios2/include/asm/pgalloc.h +++ b/arch/nios2/include/asm/pgalloc.h @@ -31,7 +31,7 @@ extern pgd_t *pgd_alloc(struct mm_struct *mm); #define __pte_free_tlb(tlb, pte, addr) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #endif /* _ASM_NIOS2_PGALLOC_H */ diff --git a/arch/openrisc/include/asm/pgalloc.h b/arch/openrisc/include/asm/pgalloc.h index 596e2355824e3..e9b9bc53ece0b 100644 --- a/arch/openrisc/include/asm/pgalloc.h +++ b/arch/openrisc/include/asm/pgalloc.h @@ -69,7 +69,7 @@ extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm); #define __pte_free_tlb(tlb, pte, addr) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #endif diff --git a/arch/riscv/include/asm/pgalloc.h b/arch/riscv/include/asm/pgalloc.h index c8907b8317115..ab4f9b2cf9e11 100644 --- a/arch/riscv/include/asm/pgalloc.h +++ b/arch/riscv/include/asm/pgalloc.h @@ -29,7 +29,7 @@ static inline void riscv_tlb_remove_ptdesc(struct mmu_gather *tlb, void *pt) tlb_remove_ptdesc(tlb, pt); } else { pagetable_dtor(pt); - tlb_remove_page_ptdesc(tlb, pt); + tlb_remove_page(tlb, ptdesc_page((struct ptdesc *)pt)); } } diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h index 96d938fdf2244..43812b2363efd 100644 --- a/arch/sh/include/asm/pgalloc.h +++ b/arch/sh/include/asm/pgalloc.h @@ -35,7 +35,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, #define __pte_free_tlb(tlb, pte, addr) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #endif /* __ASM_SH_PGALLOC_H */ diff --git a/arch/um/include/asm/pgalloc.h b/arch/um/include/asm/pgalloc.h index f0af23c3aeb2b..98190c318a8e9 100644 --- a/arch/um/include/asm/pgalloc.h +++ b/arch/um/include/asm/pgalloc.h @@ -28,7 +28,7 @@ extern pgd_t *pgd_alloc(struct mm_struct *); #define __pte_free_tlb(tlb, pte, address) \ do { \ pagetable_dtor(page_ptdesc(pte)); \ - tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \ + tlb_remove_page((tlb), (pte)); \ } while (0) #if CONFIG_PGTABLE_LEVELS > 2 @@ -36,15 +36,15 @@ do { \ #define __pmd_free_tlb(tlb, pmd, address) \ do { \ pagetable_dtor(virt_to_ptdesc(pmd)); \ - tlb_remove_page_ptdesc((tlb), virt_to_ptdesc(pmd)); \ + tlb_remove_page((tlb), virt_to_page(pmd)); \ } while (0) #if CONFIG_PGTABLE_LEVELS > 3 #define __pud_free_tlb(tlb, pud, address) \ do { \ - pagetable_dtor(virt_to_ptdesc(pud)); \ - tlb_remove_page_ptdesc((tlb), virt_to_ptdesc(pud)); \ + pagetable_dtor(virt_to_ptdesc(pud)); \ + tlb_remove_page((tlb), virt_to_page(pud)); \ } while (0) #endif diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h index 69de47c7ef3c5..8d6cfe5058543 100644 --- a/include/asm-generic/tlb.h +++ b/include/asm-generic/tlb.h @@ -504,12 +504,6 @@ static inline void tlb_remove_ptdesc(struct mmu_gather *tlb, void *pt) tlb_remove_table(tlb, pt); } -/* Like tlb_remove_ptdesc, but for page-like page directories. */ -static inline void tlb_remove_page_ptdesc(struct mmu_gather *tlb, struct ptdesc *pt) -{ - tlb_remove_page(tlb, ptdesc_page(pt)); -} - static inline void tlb_change_page_size(struct mmu_gather *tlb, unsigned int page_size) {