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authorPaolo Bonzini <pbonzini@redhat.com>2014-09-02 11:09:00 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-09-02 11:09:00 +0200
commiteebbcf6da9874db62bce4c9000e688985ff23f68 (patch)
treec27881a24795e8ca89e07ce487b030923c7b9481 /arch
parent8d68f67b57825b4287b599df1544a4df5bbdcccb (diff)
parent1951497d90d6754201af3e65241a06f9ef6755cd (diff)
downloadlinux-eebbcf6da9874db62bce4c9000e688985ff23f68.tar.gz
Merge tag 'kvm-s390-master-20140902' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into kvm-master
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/include/asm/pgtable.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index b76317c1f3eb..5efb2fe186e7 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