diff options
| author | Cyril Chemparathy <[email protected]> | 2012-09-12 10:19:05 -0400 |
|---|---|---|
| committer | Will Deacon <[email protected]> | 2013-05-30 16:02:22 +0100 |
| commit | 5b20c5b2f014ecc0a6310988af69cd7ede9e7c67 (patch) | |
| tree | 2ce339c6d4ce7b0ecc3c1269934ce3d003f170b4 | |
| parent | 82f667046ec895552caf2f7a4c6841c530bfc215 (diff) | |
ARM: fix type of PHYS_PFN_OFFSET to unsigned long
On LPAE machines, PHYS_OFFSET evaluates to a phys_addr_t and this type is
inherited by the PHYS_PFN_OFFSET definition as well. Consequently, the kernel
build emits warnings of the form:
init/main.c: In function 'start_kernel':
init/main.c:588:7: warning: format '%lx' expects argument of type 'long unsigned int', but argument 2 has type 'phys_addr_t' [-Wformat]
This patch fixes this warning by pinning down the PFN type to unsigned long.
Signed-off-by: Cyril Chemparathy <[email protected]>
Acked-by: Nicolas Pitre <[email protected]>
Tested-by: Santosh Shilimkar <[email protected]>
Tested-by: Subash Patel <[email protected]>
Signed-off-by: Will Deacon <[email protected]>
| -rw-r--r-- | arch/arm/include/asm/memory.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index e506088a7678..584786f740f9 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -223,7 +223,7 @@ static inline unsigned long __phys_to_virt(unsigned long x) * direct-mapped view. We assume this is the first page * of RAM in the mem_map as well. */ -#define PHYS_PFN_OFFSET (PHYS_OFFSET >> PAGE_SHIFT) +#define PHYS_PFN_OFFSET ((unsigned long)(PHYS_OFFSET >> PAGE_SHIFT)) /* * These are *only* valid on the kernel direct mapped RAM memory. |