diff options
Diffstat (limited to 'arch/sparc/include/asm/page_64.h')
| -rw-r--r-- | arch/sparc/include/asm/page_64.h | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h index 5961b2d8398a..d764d8a8586b 100644 --- a/arch/sparc/include/asm/page_64.h +++ b/arch/sparc/include/asm/page_64.h @@ -1,12 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SPARC64_PAGE_H #define _SPARC64_PAGE_H #include <linux/const.h> -#define PAGE_SHIFT 13 - -#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) -#define PAGE_MASK (~(PAGE_SIZE-1)) +#include <vdso/page.h> /* Flushing for D-cache alias handling is only needed if * the page size is smaller than 16K. @@ -17,6 +15,7 @@ #define HPAGE_SHIFT 23 #define REAL_HPAGE_SHIFT 22 +#define HPAGE_16GB_SHIFT 34 #define HPAGE_2GB_SHIFT 31 #define HPAGE_256MB_SHIFT 28 #define HPAGE_64K_SHIFT 16 @@ -28,10 +27,10 @@ #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA #define REAL_HPAGE_PER_HPAGE (_AC(1,UL) << (HPAGE_SHIFT - REAL_HPAGE_SHIFT)) -#define HUGE_MAX_HSTATE 4 +#define HUGE_MAX_HSTATE 5 #endif -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #if defined(CONFIG_HUGETLB_PAGE) || defined(CONFIG_TRANSPARENT_HUGEPAGE) struct pt_regs; @@ -46,6 +45,12 @@ struct page; void clear_user_page(void *addr, unsigned long vaddr, struct page *page); #define copy_page(X,Y) memcpy((void *)(X), (void *)(Y), PAGE_SIZE) void copy_user_page(void *to, void *from, unsigned long vaddr, struct page *topage); +#define __HAVE_ARCH_COPY_USER_HIGHPAGE +struct vm_area_struct; +void copy_user_highpage(struct page *to, struct page *from, + unsigned long vaddr, struct vm_area_struct *vma); +#define __HAVE_ARCH_COPY_HIGHPAGE +void copy_highpage(struct page *to, struct page *from); /* Unlike sparc32, sparc64's parameter passing API is more * sane in that structures which as small enough are passed @@ -123,7 +128,7 @@ extern unsigned long sparc64_va_hole_bottom; extern unsigned long PAGE_OFFSET; -#endif /* !(__ASSEMBLY__) */ +#endif /* !(__ASSEMBLER__) */ /* The maximum number of physical memory address bits we support. The * largest value we can support is whatever "KPGD_SHIFT + KPTE_BITS" @@ -134,7 +139,7 @@ extern unsigned long PAGE_OFFSET; #define ILOG2_4MB 22 #define ILOG2_256MB 28 -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #define __pa(x) ((unsigned long)(x) - PAGE_OFFSET) #define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET)) @@ -148,10 +153,7 @@ extern unsigned long PAGE_OFFSET; #define virt_to_phys __pa #define phys_to_virt __va -#endif /* !(__ASSEMBLY__) */ - -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#endif /* !(__ASSEMBLER__) */ #include <asm-generic/getorder.h> |