[2.6.22.2 review 15/84] Sparc64 bootup assembler bug

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From: Greg KH
Date: Tuesday, August 7, 2007 - 1:44 pm

From: David S. Miller <davem@davemloft.net>

[SPARC64]: Fix two year old bug in early bootup asm.

We try to fetch the CIF entry pointer from %o4, but that
can get clobbered by the early OBP calls.  It is saved
in %l7 already, so actually this "mov %o4, %l7" can just
be completely removed with no other changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 arch/sparc64/kernel/head.S |    1 -
 1 file changed, 1 deletion(-)

--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -458,7 +458,6 @@ tlb_fixup_done:
 	or	%g6, %lo(init_thread_union), %g6
 	ldx	[%g6 + TI_TASK], %g4
 	mov	%sp, %l6
-	mov	%o4, %l7
 
 	wr	%g0, ASI_P, %asi
 	mov	1, %g1

-- 
-
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Messages in current thread:
[2.6.22.2 review 03/84] Fix TC deadlock., Greg KH, (Tue Aug 7, 1:42 pm)
[2.6.22.2 review 04/84] Fix IPCOMP crashes., Greg KH, (Tue Aug 7, 1:42 pm)
[2.6.22.2 review 09/84] Fix rfkill IRQ flags., Greg KH, (Tue Aug 7, 1:43 pm)
[2.6.22.2 review 14/84] Netpoll leak, Greg KH, (Tue Aug 7, 1:44 pm)
[2.6.22.2 review 15/84] Sparc64 bootup assembler bug, Greg KH, (Tue Aug 7, 1:44 pm)
[2.6.22.2 review 17/84] Fix sparc32 memset(), Greg KH, (Tue Aug 7, 1:44 pm)
[2.6.22.2 review 19/84] Fix TCP IPV6 MD5 bug., Greg KH, (Tue Aug 7, 1:44 pm)
[2.6.22.2 review 70/84] dm raid1: fix status, Greg KH, (Tue Aug 7, 1:48 pm)
[2.6.22.2 review 73/84] dm: disable barriers, Greg KH, (Tue Aug 7, 1:49 pm)
Re: [2.6.22.2 review 09/84] Fix rfkill IRQ flags., Jan Engelhardt, (Tue Aug 7, 2:37 pm)
Re: [2.6.22.2 review 09/84] Fix rfkill IRQ flags., Alexey Dobriyan, (Wed Aug 8, 10:24 pm)