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s390/pgtable: Fix gmap notifier address

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The address of the gmap notifier was broken, resulting in
unhandled validity intercepts in KVM. Fix the rmap->vmaddr
to be on a segment boundary.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Christian Borntraeger 2013-05-29 13:08:39 +02:00 committed by Martin Schwidefsky
parent 8b811bae69
commit e86cbd8765
1 changed files with 1 additions and 1 deletions
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arch/s390/mm/pgtable.c
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@ -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);