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| author | Michal Simek <monstr@monstr.eu> | 2010-03-05 17:49:53 +0300 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2010-04-01 10:38:20 +0400 |
| commit | 60a729f7bb936a9ab82b430de70a1952f560adf3 (patch) | |
| tree | 408ce1e0d1ecce6cc5615e2bea3c94b8904de4e5 /arch/microblaze/include/asm/uaccess.h | |
| parent | 357bc3c9284b2fb201786176e8187d2273323bc1 (diff) | |
| download | linux-60a729f7bb936a9ab82b430de70a1952f560adf3.tar.xz | |
microblaze: move noMMU __range_ok function to uaccess.h
The same noMMU and MMU functions should be placed in
one file.
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/include/asm/uaccess.h')
| -rw-r--r-- | arch/microblaze/include/asm/uaccess.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h index e2adad33950e..ce5defb259a4 100644 --- a/arch/microblaze/include/asm/uaccess.h +++ b/arch/microblaze/include/asm/uaccess.h @@ -75,7 +75,12 @@ struct exception_table_entry { #ifndef CONFIG_MMU -extern int ___range_ok(unsigned long addr, unsigned long size); +/* Check against bounds of physical memory */ +static inline int ___range_ok(unsigned long addr, unsigned long size) +{ + return ((addr < memory_start) || + ((addr + size) > memory_end)); +} #define __range_ok(addr, size) \ ___range_ok((unsigned long)(addr), (unsigned long)(size)) |