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ARCv2: save r30 on kernel entry as gcc uses it for code-gen
[linux-2.6-block.git]
/
arch
/
arc
/
include
/
asm
/
entry-arcv2.h
diff --git
a/arch/arc/include/asm/entry-arcv2.h
b/arch/arc/include/asm/entry-arcv2.h
index b5ff87e6f4b71352fc8990624114c025b6c5ccb0..aee1a77934cf694e37ae579347a37bc167e43762 100644
(file)
--- a/
arch/arc/include/asm/entry-arcv2.h
+++ b/
arch/arc/include/asm/entry-arcv2.h
@@
-16,6
+16,7
@@
;
; Now manually save: r12, sp, fp, gp, r25
+ PUSH r30
PUSH r12
; Saving pt_regs->sp correctly requires some extra work due to the way
@@
-72,6
+73,7
@@
POPAX AUX_USER_SP
1:
POP r12
+ POP r30
.endm