diff options
Diffstat (limited to 'arch/sparc/include/asm/cacheflush_64.h')
| -rw-r--r-- | arch/sparc/include/asm/cacheflush_64.h | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/arch/sparc/include/asm/cacheflush_64.h b/arch/sparc/include/asm/cacheflush_64.h index 301736d9e7a1..06092572c045 100644 --- a/arch/sparc/include/asm/cacheflush_64.h +++ b/arch/sparc/include/asm/cacheflush_64.h @@ -1,16 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SPARC64_CACHEFLUSH_H #define _SPARC64_CACHEFLUSH_H #include <asm/page.h> -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <linux/mm.h> /* Cache flush operations. */ #define flushw_all() __asm__ __volatile__("flushw") -extern void __flushw_user(void); +void __flushw_user(void); #define flushw_user() __flushw_user() #define flush_user_windows flushw_user @@ -30,29 +31,31 @@ extern void __flushw_user(void); * use block commit stores (which invalidate icache lines) during * module load, so we need this. */ -extern void flush_icache_range(unsigned long start, unsigned long end); -extern void __flush_icache_page(unsigned long); +void flush_icache_range(unsigned long start, unsigned long end); +void __flush_icache_page(unsigned long); -extern void __flush_dcache_page(void *addr, int flush_icache); -extern void flush_dcache_page_impl(struct page *page); +void __flush_dcache_page(void *addr, int flush_icache); +void flush_dcache_folio_impl(struct folio *folio); #ifdef CONFIG_SMP -extern void smp_flush_dcache_page_impl(struct page *page, int cpu); -extern void flush_dcache_page_all(struct mm_struct *mm, struct page *page); +void smp_flush_dcache_folio_impl(struct folio *folio, int cpu); +void flush_dcache_folio_all(struct mm_struct *mm, struct folio *folio); #else -#define smp_flush_dcache_page_impl(page,cpu) flush_dcache_page_impl(page) -#define flush_dcache_page_all(mm,page) flush_dcache_page_impl(page) +#define smp_flush_dcache_folio_impl(folio, cpu) flush_dcache_folio_impl(folio) +#define flush_dcache_folio_all(mm, folio) flush_dcache_folio_impl(folio) #endif -extern void __flush_dcache_range(unsigned long start, unsigned long end); +void __flush_dcache_range(unsigned long start, unsigned long end); #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 -extern void flush_dcache_page(struct page *page); +void flush_dcache_folio(struct folio *folio); +#define flush_dcache_folio flush_dcache_folio +static inline void flush_dcache_page(struct page *page) +{ + flush_dcache_folio(page_folio(page)); +} -#define flush_icache_page(vma, pg) do { } while(0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) - -extern void flush_ptrace_access(struct vm_area_struct *, struct page *, - unsigned long uaddr, void *kaddr, - unsigned long len, int write); +void flush_ptrace_access(struct vm_area_struct *, struct page *, + unsigned long uaddr, void *kaddr, + unsigned long len, int write); #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ @@ -72,13 +75,9 @@ extern void flush_ptrace_access(struct vm_area_struct *, struct page *, #define flush_dcache_mmap_unlock(mapping) do { } while (0) #define flush_cache_vmap(start, end) do { } while (0) +#define flush_cache_vmap_early(start, end) do { } while (0) #define flush_cache_vunmap(start, end) do { } while (0) -#ifdef CONFIG_DEBUG_PAGEALLOC -/* internal debugging function */ -void kernel_map_pages(struct page *page, int numpages, int enable); -#endif - -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ #endif /* _SPARC64_CACHEFLUSH_H */ |