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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2012-09-10 02:52:55 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-17 16:31:51 +1000
commit048ee0993ec8360abb0b51bdf8f8721e9ed62ec4 (patch)
treea26ea6b76ae86d366fcff10dd54a4ecbbd29c8fb /arch/powerpc/kernel/exceptions-64s.S
parent735cafc32b661f08a266a8d754e6cfbd82c11704 (diff)
downloadblackbird-op-linux-048ee0993ec8360abb0b51bdf8f8721e9ed62ec4.tar.gz
blackbird-op-linux-048ee0993ec8360abb0b51bdf8f8721e9ed62ec4.zip
powerpc/mm: Add 64TB support
Increase max addressable range to 64TB. This is not tested on real hardware yet. Reviewed-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/exceptions-64s.S')
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 5eb00569199f..10b658ad65e1 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1083,7 +1083,9 @@ _GLOBAL(do_stab_bolted)
rldimi r10,r11,7,52 /* r10 = first ste of the group */
/* Calculate VSID */
- /* This is a kernel address, so protovsid = ESID */
+ /* This is a kernel address, so protovsid = ESID | 1 << 37 */
+ li r9,0x1
+ rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0
ASM_VSID_SCRAMBLE(r11, r9, 256M)
rldic r9,r11,12,16 /* r9 = vsid << 12 */
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