diff options
Diffstat (limited to 'arch/s390/kernel/ftrace.c')
| -rw-r--r-- | arch/s390/kernel/ftrace.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c index d8b96c5923c0..5e1f7bc00a25 100644 --- a/arch/s390/kernel/ftrace.c +++ b/arch/s390/kernel/ftrace.c @@ -60,15 +60,6 @@ asm( #ifdef CONFIG_EXPOLINE asm( " .align 16\n" - "ftrace_shared_hotpatch_trampoline_ex:\n" - " lmg %r0,%r1,2(%r1)\n" - " ex %r0," __stringify(__LC_BR_R1) "(%r0)\n" - " j .\n" - "ftrace_shared_hotpatch_trampoline_ex_end:\n" -); - -asm( - " .align 16\n" "ftrace_shared_hotpatch_trampoline_exrl:\n" " lmg %r0,%r1,2(%r1)\n" " .insn ril,0xc60000000000,%r0,0f\n" /* exrl */ @@ -90,12 +81,8 @@ static const char *ftrace_shared_hotpatch_trampoline(const char **end) tend = ftrace_shared_hotpatch_trampoline_br_end; #ifdef CONFIG_EXPOLINE if (!nospec_disable) { - tstart = ftrace_shared_hotpatch_trampoline_ex; - tend = ftrace_shared_hotpatch_trampoline_ex_end; - if (test_facility(35)) { /* exrl */ - tstart = ftrace_shared_hotpatch_trampoline_exrl; - tend = ftrace_shared_hotpatch_trampoline_exrl_end; - } + tstart = ftrace_shared_hotpatch_trampoline_exrl; + tend = ftrace_shared_hotpatch_trampoline_exrl_end; } #endif /* CONFIG_EXPOLINE */ if (end) |