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-rw-r--r--arch/s390/include/asm/pgtable.h6
-rw-r--r--arch/s390/include/uapi/asm/unistd.h5
2 files changed, 8 insertions, 3 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index b76317c1f3e..5efb2fe186e 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1127,7 +1127,7 @@ static inline int ptep_test_and_clear_young(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep)
{
pgste_t pgste;
- pte_t pte;
+ pte_t pte, oldpte;
int young;
if (mm_has_pgste(vma->vm_mm)) {
@@ -1135,12 +1135,13 @@ static inline int ptep_test_and_clear_young(struct vm_area_struct *vma,
pgste = pgste_ipte_notify(vma->vm_mm, ptep, pgste);
}
- pte = *ptep;
+ oldpte = pte = *ptep;
ptep_flush_direct(vma->vm_mm, addr, ptep);
young = pte_young(pte);
pte = pte_mkold(pte);
if (mm_has_pgste(vma->vm_mm)) {
+ pgste = pgste_update_all(&oldpte, pgste, vma->vm_mm);
pgste = pgste_set_pte(ptep, pgste, pte);
pgste_set_unlock(ptep, pgste);
} else
@@ -1330,6 +1331,7 @@ static inline int ptep_set_access_flags(struct vm_area_struct *vma,
ptep_flush_direct(vma->vm_mm, address, ptep);
if (mm_has_pgste(vma->vm_mm)) {
+ pgste_set_key(ptep, pgste, entry, vma->vm_mm);
pgste = pgste_set_pte(ptep, pgste, entry);
pgste_set_unlock(ptep, pgste);
} else
diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h
index 3802d2d3a18..940ac49198d 100644
--- a/arch/s390/include/uapi/asm/unistd.h
+++ b/arch/s390/include/uapi/asm/unistd.h
@@ -283,7 +283,10 @@
#define __NR_sched_setattr 345
#define __NR_sched_getattr 346
#define __NR_renameat2 347
-#define NR_syscalls 348
+#define __NR_seccomp 348
+#define __NR_getrandom 349
+#define __NR_memfd_create 350
+#define NR_syscalls 351
/*
* There are some system calls that are not present on 64 bit, some