Commit 98666f8a authored Nov 05, 2015 by Andrea Arcangeli Committed by Linus Torvalds Nov 05, 2015

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: Andrea Arcangeli <aarcange@redhat.com>
Acked-by: Hugh Dickins <hughd@google.com>
Cc: Petr Holasek <pholasek@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent f2e5ff85

mm/ksm.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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--;