diff options
Diffstat (limited to 'arch/s390/mm/vmem.c')
| -rw-r--r-- | arch/s390/mm/vmem.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c index 72c525ce7221..c2583f921ca8 100644 --- a/arch/s390/mm/vmem.c +++ b/arch/s390/mm/vmem.c @@ -584,13 +584,9 @@ void __init vmem_map_init(void) __set_memory(__stext_amode31, (__etext_amode31 - __stext_amode31) >> PAGE_SHIFT, SET_MEMORY_RO | SET_MEMORY_X); - if (nospec_uses_trampoline() || !static_key_enabled(&cpu_has_bear)) { - /* - * Lowcore must be executable for LPSWE - * and expoline trampoline branch instructions. - */ + /* lowcore must be executable for LPSWE */ + if (!static_key_enabled(&cpu_has_bear)) set_memory_x(0, 1); - } pr_info("Write protected kernel read-only data: %luk\n", (unsigned long)(__end_rodata - _stext) >> 10); |