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authorThomas Gleixner <tglx@linutronix.de>2018-07-20 00:11:52 +0300
committerThomas Gleixner <tglx@linutronix.de>2018-07-20 00:11:52 +0300
commit73ab603f44149ff48889d5109ea9ab64bf38cc69 (patch)
tree9550d8fb31ddf6dffedf1f602ed44769e529c1d3 /arch/s390/mm/pgalloc.c
parent41afb1dfad4d6af0c716746f6a15f3230482955c (diff)
parentfb7d1bcf1602b46f37ada72178516c01a250e434 (diff)
downloadlinux-73ab603f44149ff48889d5109ea9ab64bf38cc69.tar.xz
Merge branch 'linus' into x86/timers
Pick up upstream changes to avoid conflicts
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
-rw-r--r--arch/s390/mm/pgalloc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 84bd6329a88d..e3bd5627afef 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -252,6 +252,8 @@ void page_table_free(struct mm_struct *mm, unsigned long *table)
spin_unlock_bh(&mm->context.lock);
if (mask != 0)
return;
+ } else {
+ atomic_xor_bits(&page->_refcount, 3U << 24);
}
pgtable_page_dtor(page);
@@ -304,6 +306,8 @@ static void __tlb_remove_table(void *_table)
break;
/* fallthrough */
case 3: /* 4K page table with pgstes */
+ if (mask & 3)
+ atomic_xor_bits(&page->_refcount, 3 << 24);
pgtable_page_dtor(page);
__free_page(page);
break;