Commit 3d84683b authored by David Hildenbrand's avatar David Hildenbrand Committed by Christian Borntraeger

s390: introduce page_to_virt() and pfn_to_virt()

Acked-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 37d9df98
...@@ -147,6 +147,8 @@ static inline int devmem_is_allowed(unsigned long pfn) ...@@ -147,6 +147,8 @@ static inline int devmem_is_allowed(unsigned long pfn)
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT)
#define page_to_virt(page) pfn_to_virt(page_to_pfn(page))
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | \ #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
......
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