diff options
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
| -rw-r--r-- | arch/s390/mm/pgalloc.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c index 11d2c8395e2a..4e87c819ddea 100644 --- a/arch/s390/mm/pgalloc.c +++ b/arch/s390/mm/pgalloc.c @@ -70,19 +70,10 @@ static void __crst_table_upgrade(void *arg) { struct mm_struct *mm = arg; - /* we must change all active ASCEs to avoid the creation of new TLBs */ + /* change all active ASCEs to avoid the creation of new TLBs */ if (current->active_mm == mm) { S390_lowcore.user_asce = mm->context.asce; - if (current->thread.mm_segment == USER_DS) { - __ctl_load(S390_lowcore.user_asce, 1, 1); - /* Mark user-ASCE present in CR1 */ - clear_cpu_flag(CIF_ASCE_PRIMARY); - } - if (current->thread.mm_segment == USER_DS_SACF) { - __ctl_load(S390_lowcore.user_asce, 7, 7); - /* enable_sacf_uaccess does all or nothing */ - WARN_ON(!test_cpu_flag(CIF_ASCE_SECONDARY)); - } + __ctl_load(S390_lowcore.user_asce, 7, 7); } __tlb_flush_local(); } |