[SPARC64]: Kill all %pstate changes in context switch code.
[linux-2.6.git] / include / asm-sparc64 / system.h
index 26c0807af3e4c8b2dcad873f141f9d7dd5cb9224..a18ec87a52c1b2530c55f5dd2452133c5ce4703c 100644 (file)
@@ -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"                                      \