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Merge tag 'arc-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
[linux-2.6-microblaze.git]
/
arch
/
microblaze
/
include
/
asm
/
page.h
diff --git
a/arch/microblaze/include/asm/page.h
b/arch/microblaze/include/asm/page.h
index
ce55097
..
4b8b2fa
100644
(file)
--- a/
arch/microblaze/include/asm/page.h
+++ b/
arch/microblaze/include/asm/page.h
@@
-112,8
+112,7
@@
extern int page_is_ram(unsigned long pfn);
# define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
# define ARCH_PFN_OFFSET (memory_start >> PAGE_SHIFT)
# define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
# define ARCH_PFN_OFFSET (memory_start >> PAGE_SHIFT)
-# define pfn_valid(pfn) ((pfn) < (max_mapnr + ARCH_PFN_OFFSET))
-
+# define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && (pfn) < (max_mapnr + ARCH_PFN_OFFSET))
# endif /* __ASSEMBLY__ */
#define virt_addr_valid(vaddr) (pfn_valid(virt_to_pfn(vaddr)))
# endif /* __ASSEMBLY__ */
#define virt_addr_valid(vaddr) (pfn_valid(virt_to_pfn(vaddr)))