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mm/list_lru.c: mark expected switch fall-through

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In preparation for enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Link: http://lkml.kernel.org/r/20171020190754.GA24332@embeddedor.com
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Gustavo A. R. Silva 2017-11-15 17:38:49 -08:00 committed by Linus Torvalds
parent c8402871d5
commit 5b568acc3c
1 changed files with 1 additions and 0 deletions
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mm/list_lru.c
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@ -221,6 +221,7 @@ __list_lru_walk_one(struct list_lru *lru, int nid, int memcg_idx,
switch (ret) {
case LRU_REMOVED_RETRY:
assert_spin_locked(&nlru->lock);
/* fall through */
case LRU_REMOVED:
isolated++;
nlru->nr_items--;