[PATCH v9 04/16] dax: make 'wait_table' global variable static

From	Ross Zwisler <ross.zwisler@linux.intel.com>
Newsgroups	linux.kernel
Subject	[PATCH v9 04/16] dax: make 'wait_table' global variable static
Date	2016-11-01 21:10 +0100
Message-ID	<syNxE-4RO-31@gated-at.bofh.it> (permalink)
References	<syNnX-4yv-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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The global 'wait_table' variable is only used within fs/dax.c, and
generates the following sparse warning:

fs/dax.c:39:19: warning: symbol 'wait_table' was not declared. Should it be static?

Make it static so it has scope local to fs/dax.c, and to make sparse happy.

Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
---
 fs/dax.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/dax.c b/fs/dax.c
index b09817a..e52e754 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -52,7 +52,7 @@
 #define DAX_WAIT_TABLE_BITS 12
 #define DAX_WAIT_TABLE_ENTRIES (1 << DAX_WAIT_TABLE_BITS)
 
-wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES];
+static wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES];
 
 static int __init init_dax_wait_table(void)
 {
-- 
2.7.4

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[PATCH v9 04/16] dax: make 'wait_table' global variable static Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-11-01 21:10 +0100

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