[SPARC64]: Kill hard-coded %pstate setting in sparc_exit.

Just flip the bit off of whatever it's currently set to.
PSTATE_IE is guarenteed to be enabled when we get here.

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

1 files changed, 3 insertions, 2 deletions

diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S
index ad919f4f4b37..563fa4ec33f8 100644
--- a/arch/sparc64/kernel/entry.S
+++ b/arch/sparc64/kernel/entry.S
@@ -1475,13 +1475,14 @@ ret_from_syscall:
 
 1:              b,pt            %xcc, ret_sys_call
                  ldx            [%sp + PTREGS_OFF + PT_V9_I0], %o0
-sparc_exit:     wrpr            %g0, (PSTATE_RMO | PSTATE_PEF | PSTATE_PRIV), %pstate
+sparc_exit:     rdpr            %pstate, %g2
+                wrpr            %g2, PSTATE_IE, %pstate
                 rdpr            %otherwin, %g1
                 rdpr            %cansave, %g3
                 add             %g3, %g1, %g3
                 wrpr            %g3, 0x0, %cansave
                 wrpr            %g0, 0x0, %otherwin
-                wrpr            %g0, (PSTATE_RMO | PSTATE_PEF | PSTATE_PRIV | PSTATE_IE), %pstate
+                wrpr            %g2, 0x0, %pstate
                 ba,pt           %xcc, sys_exit
                  stb            %g0, [%g6 + TI_WSAVED]