summaryrefslogtreecommitdiffstats
path: root/arch/s390/kernel/alternative.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kernel/alternative.c')
-rw-r--r--arch/s390/kernel/alternative.c24
1 files changed, 1 insertions, 23 deletions
diff --git a/arch/s390/kernel/alternative.c b/arch/s390/kernel/alternative.c
index 22476135f738..8e1f2aee85ef 100644
--- a/arch/s390/kernel/alternative.c
+++ b/arch/s390/kernel/alternative.c
@@ -2,6 +2,7 @@
#include <linux/module.h>
#include <asm/alternative.h>
#include <asm/facility.h>
+#include <asm/nospec-branch.h>
#define MAX_PATCH_LEN (255 - 1)
@@ -15,29 +16,6 @@ static int __init disable_alternative_instructions(char *str)
early_param("noaltinstr", disable_alternative_instructions);
-static int __init nobp_setup_early(char *str)
-{
- bool enabled;
- int rc;
-
- rc = kstrtobool(str, &enabled);
- if (rc)
- return rc;
- if (enabled && test_facility(82))
- __set_facility(82, S390_lowcore.alt_stfle_fac_list);
- else
- __clear_facility(82, S390_lowcore.alt_stfle_fac_list);
- return 0;
-}
-early_param("nobp", nobp_setup_early);
-
-static int __init nospec_setup_early(char *str)
-{
- __clear_facility(82, S390_lowcore.alt_stfle_fac_list);
- return 0;
-}
-early_param("nospec", nospec_setup_early);
-
struct brcl_insn {
u16 opc;
s32 disp;