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authorJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2021-01-15 08:49:57 +0200
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2021-01-15 08:49:57 +0200
commitd263dfa7d2697a43f3299b9731cd568ee49cdd2c (patch)
treef5d993c7000ac41ee926acf0b357ec572ef7908f /arch/s390/mm/pgalloc.c
parentdrm/i915/gt: Prune inlines (diff)
parentMerge tag 'drm-intel-gt-next-2021-01-14' of git://anongit.freedesktop.org/drm/drm-intel into drm-next (diff)
downloadwireguard-linux-d263dfa7d2697a43f3299b9731cd568ee49cdd2c.tar.xz
wireguard-linux-d263dfa7d2697a43f3299b9731cd568ee49cdd2c.zip
Merge drm/drm-next into drm-intel-gt-next
Backmerging to get a common base for merging topic branches between drm-intel-next and drm-intel-gt-next. Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
-rw-r--r--arch/s390/mm/pgalloc.c13
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();
}