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| author | Takashi Iwai <tiwai@suse.de> | 2018-08-12 08:55:01 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2018-08-12 08:55:10 +0200 |
| commit | 73b383141d296c55bfbc0ce336a4a946627e7780 (patch) | |
| tree | df0840c4ea4bbd5aa453931a594936bd9adab61d /arch/s390/mm/pgalloc.c | |
| parent | 627661ced8246c8e833f3bc3817070e934cd79ba (diff) | |
| parent | 91c6e15efc1756b068dc6e945c1626397e60a119 (diff) | |
Merge branch 'for-next' into for-linus
Preparation for 4.19 merge material.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
| -rw-r--r-- | arch/s390/mm/pgalloc.c | 4 |
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; |