summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMark Salter <msalter@redhat.com>2014-01-24 03:53:57 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-24 04:36:54 +0400
commit8b49233fd7a733fddd9050c0f67f3c8b9056cc34 (patch)
treecc243f2a10b3ba5eae289bfea2a832342f58211c
parent083f7ba834c09ed9b3904bf2168c378c5550c970 (diff)
downloadlinux-8b49233fd7a733fddd9050c0f67f3c8b9056cc34.tar.xz
tile: use generic fixmap.h
Signed-off-by: Mark Salter <msalter@redhat.com> Acked-by: Chris Metcalf <cmetcalf@tilera.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/tile/include/asm/fixmap.h33
1 files changed, 1 insertions, 32 deletions
diff --git a/arch/tile/include/asm/fixmap.h b/arch/tile/include/asm/fixmap.h
index c6b9c1b38fd1..ffe2637aeb31 100644
--- a/arch/tile/include/asm/fixmap.h
+++ b/arch/tile/include/asm/fixmap.h
@@ -25,9 +25,6 @@
#include <asm/kmap_types.h>
#endif
-#define __fix_to_virt(x) (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x) ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
/*
* Here we define all the compile-time 'special' virtual
* addresses. The point is to have a constant address at
@@ -83,35 +80,7 @@ enum fixed_addresses {
#define FIXADDR_START (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_SIZE)
#define FIXADDR_BOOT_START (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_BOOT_SIZE)
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static __always_inline unsigned long fix_to_virt(const unsigned int idx)
-{
- /*
- * this branch gets completely eliminated after inlining,
- * except when someone tries to use fixaddr indices in an
- * illegal way. (such as mixing up address types or using
- * out-of-range indices).
- *
- * If it doesn't get removed, the linker will complain
- * loudly with a reasonably clear error message..
- */
- if (idx >= __end_of_fixed_addresses)
- __this_fixmap_does_not_exist();
-
- return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
- BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
- return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
#endif /* !__ASSEMBLY__ */