提交 4ae2dcb6 编写于 作者: K Kumar Gala 提交者: Paul Mackerras

[POWERPC] Clean up misc_64.S

* Removed get_msr(), get_srr0(), and get_srr1() - not used anywhere
* Use STACK_FRAME_OVERHEAD instead of magic number
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>
Signed-off-by: NPaul Mackerras <paulus@samba.org>
上级 988479eb
......@@ -27,23 +27,11 @@
.text
_GLOBAL(get_msr)
mfmsr r3
blr
_GLOBAL(get_srr0)
mfsrr0 r3
blr
_GLOBAL(get_srr1)
mfsrr1 r3
blr
#ifdef CONFIG_IRQSTACKS
_GLOBAL(call_do_softirq)
mflr r0
std r0,16(r1)
stdu r1,THREAD_SIZE-112(r3)
stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3)
mr r1,r3
bl .__do_softirq
ld r1,0(r1)
......@@ -56,7 +44,7 @@ _GLOBAL(call_handle_irq)
mflr r0
std r0,16(r1)
mtctr r8
stdu r1,THREAD_SIZE-112(r5)
stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r5)
mr r1,r5
bctrl
ld r1,0(r1)
......@@ -599,7 +587,7 @@ _GLOBAL(kexec_sequence)
std r0,16(r1)
/* switch stacks to newstack -- &kexec_stack.stack */
stdu r1,THREAD_SIZE-112(r3)
stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3)
mr r1,r3
li r0,0
......@@ -616,7 +604,7 @@ _GLOBAL(kexec_sequence)
std r26,-48(r1)
std r25,-56(r1)
stdu r1,-112-64(r1)
stdu r1,-STACK_FRAME_OVERHEAD-64(r1)
/* save args into preserved regs */
mr r31,r3 /* newstack (both) */
......
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