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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-16 09:04:54 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-16 09:04:54 +0200 |
commit | 83cf9cd6d50ed4f7e6ae265e80e38b235c792f5f (patch) | |
tree | 6016c386c321cd6a3e8575e01ed9f10834fc5081 /arch/s390/mm/pgalloc.c | |
parent | parport: ieee1284: mark expected switch fall-throughs (diff) | |
parent | Linux 4.18-rc5 (diff) | |
download | linux-83cf9cd6d50ed4f7e6ae265e80e38b235c792f5f.tar.xz linux-83cf9cd6d50ed4f7e6ae265e80e38b235c792f5f.zip |
Merge 4.18-rc5 into char-misc-next
We want the char-misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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; |