2007-01-26 16:49:01

by Martin Schwidefsky

[permalink] [raw]
Subject: [S390] Simplify virt_to_phys.

From: Heiko Carstens <[email protected]>

[S390] Simplify virt_to_phys.

No need to use lrag in 64 bit addressing mode since lra will do the
same.

Signed-off-by: Heiko Carstens <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---

include/asm-s390/io.h | 4 ----
1 files changed, 4 deletions(-)

diff -urpN linux-2.6/include/asm-s390/io.h linux-2.6-patched/include/asm-s390/io.h
--- linux-2.6/include/asm-s390/io.h 2006-11-29 22:57:37.000000000 +0100
+++ linux-2.6-patched/include/asm-s390/io.h 2007-01-26 17:27:52.000000000 +0100
@@ -28,11 +28,7 @@ static inline unsigned long virt_to_phys
{
unsigned long real_address;
asm volatile(
-#ifndef __s390x__
" lra %0,0(%1)\n"
-#else /* __s390x__ */
- " lrag %0,0(%1)\n"
-#endif /* __s390x__ */
" jz 0f\n"
" la %0,0\n"
"0:"