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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:55:28 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:55:28 +0100
commitd5d12ce229c17fde99c6f8cc42f3701264a60e8c (patch)
tree9d3c4ec71ea8cab74d02b8311997630d651767eb /arch/s390/mm/pgalloc.c
parent7626e002225a4c1b9455689b1f22909dfeff43ca (diff)
parent2595646791c319cadfdbf271563aac97d0843dc7 (diff)
downloadtalos-op-linux-d5d12ce229c17fde99c6f8cc42f3701264a60e8c.tar.gz
talos-op-linux-d5d12ce229c17fde99c6f8cc42f3701264a60e8c.zip
Merge 4.20-rc5 into staging-next
We need the staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
-rw-r--r--arch/s390/mm/pgalloc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 76d89ee8b428..6791562779ee 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -101,6 +101,7 @@ int crst_table_upgrade(struct mm_struct *mm, unsigned long end)
mm->context.asce_limit = _REGION1_SIZE;
mm->context.asce = __pa(mm->pgd) | _ASCE_TABLE_LENGTH |
_ASCE_USER_BITS | _ASCE_TYPE_REGION2;
+ mm_inc_nr_puds(mm);
} else {
crst_table_init(table, _REGION1_ENTRY_EMPTY);
pgd_populate(mm, (pgd_t *) table, (p4d_t *) pgd);
@@ -130,6 +131,7 @@ void crst_table_downgrade(struct mm_struct *mm)
}
pgd = mm->pgd;
+ mm_dec_nr_pmds(mm);
mm->pgd = (pgd_t *) (pgd_val(*pgd) & _REGION_ENTRY_ORIGIN);
mm->context.asce_limit = _REGION3_SIZE;
mm->context.asce = __pa(mm->pgd) | _ASCE_TABLE_LENGTH |
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