[LV] [PATCH] swpipl: Remove bogus R10 clobber
Maciej W. Rozycki
macro at linux-mips.org
Sun Jun 14 05:14:29 CEST 2009
There is no need to mark R10 as clobbered in swpipl(); the inline asm
used does not touch the register.
Signed-off-by: Maciej W. Rozycki <macro at linux-mips.org>
---
Jan-Benedict, please apply.
Maciej
patch-mips-2.6.18-20060920-vax-swpipl-0
Index: linux-mips-2.6.18-20060920-cougar/include/asm-vax/system.h
===================================================================
--- linux-mips-2.6.18-20060920-cougar.orig/include/asm-vax/system.h
+++ linux-mips-2.6.18-20060920-cougar/include/asm-vax/system.h
@@ -92,7 +92,7 @@ struct task_struct *__switch_to(struct t
" mtpr %1, $0x12 #swpipl \n" \
: "=&r" (__r0) \
: "r" (ipl) \
- : "r10", "memory"); \
+ : "memory"); \
\
__r0; \
})
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