From: David S. Miller <[email protected]>

It doesn't account for phys_base like it should, fix by using
page_to_pfn().

While we're here, make virt_to_page() use pfn_to_page() as well, so we
consistently use the asm/memory-model.h abstractions instead of
open-coding memory model assumptions.

Tested-by: Kristoffer Glembo <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

 arch/sparc/include/asm/io_32.h   |    2 +-
 arch/sparc/include/asm/page_32.h |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

---

http://git.linuxtv.org/v4l-dvb.git?a=commitdiff;h=8654164f54bd02787ae91db8526dcae8e7e34eeb

diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h
index 93fe21e..679c750 100644
--- a/arch/sparc/include/asm/io_32.h
+++ b/arch/sparc/include/asm/io_32.h
@@ -8,7 +8,7 @@
 #include <asm/page.h>      /* IO address mapping routines need this */
 #include <asm/system.h>
 
-#define page_to_phys(page)     (((page) - mem_map) << PAGE_SHIFT)
+#define page_to_phys(page)     (page_to_pfn(page) << PAGE_SHIFT)
 
 static inline u32 flip_dword (u32 l)
 {
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index f72080b..156707b 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -143,7 +143,7 @@ extern unsigned long pfn_base;
 #define phys_to_virt           __va
 
 #define ARCH_PFN_OFFSET                (pfn_base)
-#define virt_to_page(kaddr)    (mem_map + ((((unsigned 
long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT)))
+#define virt_to_page(kaddr)    pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 
 #define pfn_valid(pfn)         (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < 
max_mapnr))
 #define virt_addr_valid(kaddr) ((((unsigned 
long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT) < max_mapnr)

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