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powerpc/47x: Add an isync before the tlbivax instruction
author
Dave Kleikamp
<shaggy@linux.vnet.ibm.com>
Wed, 18 Aug 2010 06:44:26 +0000
(06:44 +0000)
committer
Josh Boyer
<jwboyer@linux.vnet.ibm.com>
Mon, 23 Aug 2010 11:38:31 +0000
(07:38 -0400)
Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
arch/powerpc/mm/tlb_nohash_low.S
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diff --git
a/arch/powerpc/mm/tlb_nohash_low.S
b/arch/powerpc/mm/tlb_nohash_low.S
index
cfa7682
..
b9d9fed
100644
(file)
--- a/
arch/powerpc/mm/tlb_nohash_low.S
+++ b/
arch/powerpc/mm/tlb_nohash_low.S
@@
-200,6
+200,7
@@
_GLOBAL(_tlbivax_bcast)
rlwimi r5,r4,0,16,31
wrteei 0
mtspr SPRN_MMUCR,r5
+ isync
/* tlbivax 0,r3 - use .long to avoid binutils deps */
.long 0x7c000624 | (r3 << 11)
isync