Commit 98666f8a authored by Andrea Arcangeli's avatar Andrea Arcangeli Committed by Linus Torvalds

ksm: use the helper method to do the hlist_empty check

This just uses the helper function to cleanup the assumption on the
hlist_node internals.
Signed-off-by: default avatarAndrea Arcangeli <aarcange@redhat.com>
Acked-by: default avatarHugh Dickins <hughd@google.com>
Cc: Petr Holasek <pholasek@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f2e5ff85
......@@ -625,7 +625,7 @@ static void remove_rmap_item_from_tree(struct rmap_item *rmap_item)
unlock_page(page);
put_page(page);
if (stable_node->hlist.first)
if (!hlist_empty(&stable_node->hlist))
ksm_pages_sharing--;
else
ksm_pages_shared--;
......
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