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Diffstat (limited to 'arch/s390/mm/pgtable.c')
-rw-r--r--arch/s390/mm/pgtable.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 7805ddca833d..a938b548f07e 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -492,7 +492,7 @@ static int gmap_connect_pgtable(unsigned long address, unsigned long segment,
mp = (struct gmap_pgtable *) page->index;
rmap->gmap = gmap;
rmap->entry = segment_ptr;
- rmap->vmaddr = address;
+ rmap->vmaddr = address & PMD_MASK;
spin_lock(&mm->page_table_lock);
if (*segment_ptr == segment) {
list_add(&rmap->list, &mp->mapper);
@@ -677,8 +677,7 @@ int gmap_ipte_notify(struct gmap *gmap, unsigned long start, unsigned long len)
break;
}
/* Get the page mapped */
- if (get_user_pages(current, gmap->mm, addr, 1, 1, 0,
- NULL, NULL) != 1) {
+ if (fixup_user_fault(current, gmap->mm, addr, FAULT_FLAG_WRITE)) {
rc = -EFAULT;
break;
}