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-rw-r--r--arch/sparc64/kernel/rtrap.S5
-rw-r--r--include/asm-sparc64/system.h5
2 files changed, 4 insertions, 6 deletions
diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S
index e6130956307..a2fa277da62 100644
--- a/arch/sparc64/kernel/rtrap.S
+++ b/arch/sparc64/kernel/rtrap.S
@@ -224,7 +224,8 @@ rt_continue: ldx [%sp + PTREGS_OFF + PT_V9_G1], %g1
ldx [%sp + PTREGS_OFF + PT_V9_G4], %g4
ldx [%sp + PTREGS_OFF + PT_V9_G5], %g5
brz,pt %l3, 1f
- nop
+ mov %g6, %l2
+
/* Must do this before thread reg is clobbered below. */
LOAD_PER_CPU_BASE(%g5, %g6, %i0, %i1, %i2)
1:
@@ -238,6 +239,8 @@ rt_continue: ldx [%sp + PTREGS_OFF + PT_V9_G1], %g1
SET_GL(1)
.previous
+ mov %l2, %g6
+
ldx [%sp + PTREGS_OFF + PT_V9_I0], %i0
ldx [%sp + PTREGS_OFF + PT_V9_I1], %i1
diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h
index 26c0807af3e..a18ec87a52c 100644
--- a/include/asm-sparc64/system.h
+++ b/include/asm-sparc64/system.h
@@ -213,7 +213,6 @@ do { if (test_thread_flag(TIF_PERFCTR)) { \
task_thread_info(next); \
__asm__ __volatile__( \
"mov %%g4, %%g7\n\t" \
- "wrpr %%g0, 0x95, %%pstate\n\t" \
"stx %%i6, [%%sp + 2047 + 0x70]\n\t" \
"stx %%i7, [%%sp + 2047 + 0x78]\n\t" \
"rdpr %%wstate, %%o5\n\t" \
@@ -227,14 +226,10 @@ do { if (test_thread_flag(TIF_PERFCTR)) { \
"ldx [%%g6 + %3], %%o6\n\t" \
"ldub [%%g6 + %2], %%o5\n\t" \
"ldub [%%g6 + %4], %%o7\n\t" \
- "mov %%g6, %%l2\n\t" \
"wrpr %%o5, 0x0, %%wstate\n\t" \
"ldx [%%sp + 2047 + 0x70], %%i6\n\t" \
"ldx [%%sp + 2047 + 0x78], %%i7\n\t" \
- "wrpr %%g0, 0x94, %%pstate\n\t" \
- "mov %%l2, %%g6\n\t" \
"ldx [%%g6 + %6], %%g4\n\t" \
- "wrpr %%g0, 0x96, %%pstate\n\t" \
"brz,pt %%o7, 1f\n\t" \
" mov %%g7, %0\n\t" \
"b,a ret_from_syscall\n\t" \