From 10ebd8556b7990499c896a550e3d416b444211e6 Mon Sep 17 00:00:00 2001 From: hc <hc@nodka.com> Date: Fri, 10 May 2024 02:23:07 +0000 Subject: [PATCH] add led --- kernel/arch/s390/include/asm/page.h | 35 +++++++++++++++++++---------------- 1 files changed, 19 insertions(+), 16 deletions(-) diff --git a/kernel/arch/s390/include/asm/page.h b/kernel/arch/s390/include/asm/page.h index 349b1c1..479dc76 100644 --- a/kernel/arch/s390/include/asm/page.h +++ b/kernel/arch/s390/include/asm/page.h @@ -68,9 +68,9 @@ #define clear_user_page(page, vaddr, pg) clear_page(page) #define copy_user_page(to, from, vaddr, pg) copy_page(to, from) -#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \ - alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr) -#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE +#define alloc_zeroed_user_highpage_movable(vma, vaddr) \ + alloc_page_vma(GFP_HIGHUSER_MOVABLE | __GFP_ZERO, vma, vaddr) +#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE_MOVABLE /* * These are used to make use of C type-checking.. @@ -153,6 +153,11 @@ #define HAVE_ARCH_FREE_PAGE #define HAVE_ARCH_ALLOC_PAGE +#if IS_ENABLED(CONFIG_PGSTE) +int arch_make_page_accessible(struct page *page); +#define HAVE_ARCH_MAKE_PAGE_ACCESSIBLE +#endif + #endif /* !__ASSEMBLY__ */ #define __PAGE_OFFSET 0x0UL @@ -161,24 +166,22 @@ #define __pa(x) ((unsigned long)(x)) #define __va(x) ((void *)(unsigned long)(x)) -#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) -#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) +#define phys_to_pfn(phys) ((phys) >> PAGE_SHIFT) +#define pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT) + +#define phys_to_page(phys) pfn_to_page(phys_to_pfn(phys)) +#define page_to_phys(page) pfn_to_phys(page_to_pfn(page)) + +#define pfn_to_virt(pfn) __va(pfn_to_phys(pfn)) +#define virt_to_pfn(kaddr) (phys_to_pfn(__pa(kaddr))) +#define pfn_to_kaddr(pfn) pfn_to_virt(pfn) #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) #define page_to_virt(page) pfn_to_virt(page_to_pfn(page)) -#define phys_to_pfn(kaddr) ((kaddr) >> PAGE_SHIFT) -#define pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT) +#define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr)) -#define phys_to_page(kaddr) pfn_to_page(phys_to_pfn(kaddr)) -#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) - -#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) - -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#define ARCH_ZONE_DMA_BITS 31 +#define VM_DATA_DEFAULT_FLAGS VM_DATA_FLAGS_NON_EXEC #include <asm-generic/memory_model.h> #include <asm-generic/getorder.h> -- Gitblit v1.6.2