tree ea46b9013d37c56f8784ae3d93667c5caca9e6b7
parent 8410a546765c10d929b82d1e8237398904a79283
author Greg Ungerer <[EMAIL PROTECTED]> Fri, 02 Sep 2005 10:42:52 +1000
committer Linus Torvalds <[EMAIL PROTECTED]> Fri, 02 Sep 2005 14:57:30 -0700

[PATCH] m68knommu: need pfn_valid macro

Need pfn_valid macro, even on MMUless platforms.
Enclose the macro args of __pa and __va in parentheses.

Signed-off-by: Greg Ungerer <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>

 include/asm-m68knommu/page.h |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/asm-m68knommu/page.h b/include/asm-m68knommu/page.h
--- a/include/asm-m68knommu/page.h
+++ b/include/asm-m68knommu/page.h
@@ -73,8 +73,8 @@ extern unsigned long memory_end;
 #ifndef __ASSEMBLY__
-#define __pa(vaddr)            virt_to_phys((void *)vaddr)
-#define __va(paddr)            phys_to_virt((unsigned long)paddr)
+#define __pa(vaddr)            virt_to_phys((void *)(vaddr))
+#define __va(paddr)            phys_to_virt((unsigned long)(paddr))
 #define virt_to_pfn(kaddr)     (__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_to_virt(pfn)       __va((pfn) << PAGE_SHIFT)
@@ -84,6 +84,7 @@ extern unsigned long memory_end;
 #define pfn_to_page(pfn)       virt_to_page(pfn_to_virt(pfn))
 #define page_to_pfn(page)      virt_to_pfn(page_to_virt(page))
+#define pfn_valid(pfn)         ((pfn) < max_mapnr)
 #define        virt_addr_valid(kaddr)  (((void *)(kaddr) >= (void 
                                ((void *)(kaddr) < (void *)memory_end))
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