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sh: pfn_valid() depends on flatmem. 

pfn_valid() is already defined in the sparsemem case, so we only
need to define this for CONFIG_FLATMEM.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Paul Mundt 2007-05-23 17:40:56 +09:00 committed by Paul Mundt
parent 678597be5e
commit 5900711ad7
1 changed files with 2 additions and 0 deletions
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include/asm-sh/page.h
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@ -135,7 +135,9 @@ typedef struct { unsigned long pgd; } pgd_t;
#define PFN_START (__MEMORY_START >> PAGE_SHIFT)
#define ARCH_PFN_OFFSET (PFN_START)
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#ifdef CONFIG_FLATMEM
#define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) < max_low_pfn)
#endif
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \