From 441e254cd40dc03beec3c650ce6ce6074bc6517f Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Fri, 30 Aug 2019 16:04:35 -0700
Subject: mm/zsmalloc.c: fix build when CONFIG_COMPACTION=n

Fixes: 701d678599d0c1 ("mm/zsmalloc.c: fix race condition in zs_destroy_pool")
Link: http://lkml.kernel.org/r/201908251039.5oSbEEUT%25lkp@intel.com
Reported-by: kbuild test robot <lkp@intel.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Henry Burns <henrywolfeburns@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Jonathan Adams <jwadams@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 mm/zsmalloc.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mm/zsmalloc.c')

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 08def3a0d200..e98bb6ab4f7e 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -2412,7 +2412,9 @@ struct zs_pool *zs_create_pool(const char *name)
 	if (!pool->name)
 		goto err;
 
+#ifdef CONFIG_COMPACTION
 	init_waitqueue_head(&pool->migration_wait);
+#endif
 
 	if (create_cache(pool))
 		goto err;
-- 
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