Btrfs: make btrfs_debug match pr_debug handling related to DEBUG
authorFrank Holton <fholton@gmail.com>
Wed, 13 Nov 2013 00:22:53 +0000 (19:22 -0500)
committerChris Mason <clm@fb.com>
Tue, 28 Jan 2014 21:19:39 +0000 (13:19 -0800)
The kernel macro pr_debug is defined as a empty statement when DEBUG is
not defined. Make btrfs_debug match pr_debug to avoid spamming
the kernel log with debug messages

Signed-off-by: Frank Holton <fholton@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/ctree.h

index 47835f5850deec777699b3cf8c66d906f026ac86..7158c97fdc5edef325400a0f2cdfbd800795a6ee 100644 (file)
@@ -3816,8 +3816,14 @@ void btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...)
        btrfs_printk(fs_info, KERN_NOTICE fmt, ##args)
 #define btrfs_info(fs_info, fmt, args...) \
        btrfs_printk(fs_info, KERN_INFO fmt, ##args)
+
+#ifdef DEBUG
 #define btrfs_debug(fs_info, fmt, args...) \
        btrfs_printk(fs_info, KERN_DEBUG fmt, ##args)
+#else
+#define btrfs_debug(fs_info, fmt, args...) \
+    no_printk(KERN_DEBUG fmt, ##args)
+#endif
 
 #ifdef CONFIG_BTRFS_ASSERT