[SPARC64]: Set %gl to 1 in kvmap_itlb_longpath on SUN4V.

Just like kvmap_dtlb_longpath we have to force the
global register level to one in order to mimick the
PSTATE_MG --> PSTATE_AG trasition done on SUN4U.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S
index ac29da9..883180b 100644 (file)
--- a/arch/sparc64/kernel/ktlb.S
+++ b/arch/sparc64/kernel/ktlb.S
@@ -92,7 +92,7 @@ kvmap_itlb_longpath:
        wrpr    %g5, PSTATE_AG | PSTATE_MG, %pstate
        .section .sun4v_2insn_patch, "ax"
        .word   661b
-       nop
+       SET_GL(1)
        nop
        .previous