summaryrefslogtreecommitdiffstats
path: root/arch/s390/include/asm/pgtable.h
diff options
context:
space:
mode:
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/include/asm/pgtable.h
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/include/asm/pgtable.h')
-rw-r--r--arch/s390/include/asm/pgtable.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 411d435e7a7d..063732414dfb 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -493,6 +493,24 @@ static inline int is_module_addr(void *addr)
_REGION_ENTRY_PROTECT | \
_REGION_ENTRY_NOEXEC)
+static inline bool mm_p4d_folded(struct mm_struct *mm)
+{
+ return mm->context.asce_limit <= _REGION1_SIZE;
+}
+#define mm_p4d_folded(mm) mm_p4d_folded(mm)
+
+static inline bool mm_pud_folded(struct mm_struct *mm)
+{
+ return mm->context.asce_limit <= _REGION2_SIZE;
+}
+#define mm_pud_folded(mm) mm_pud_folded(mm)
+
+static inline bool mm_pmd_folded(struct mm_struct *mm)
+{
+ return mm->context.asce_limit <= _REGION3_SIZE;
+}
+#define mm_pmd_folded(mm) mm_pmd_folded(mm)
+
static inline int mm_has_pgste(struct mm_struct *mm)
{
#ifdef CONFIG_PGSTE
OpenPOWER on IntegriCloud