From acc93d30d7d43f428272c20a047389c4cbca82ba Mon Sep 17 00:00:00 2001
From: Dan Williams <dan.j.williams@intel.com>
Date: Sat, 7 May 2016 11:40:28 -0700
Subject: Revert "block: enable dax for raw block devices"

This reverts commit 5a023cdba50c5f5f2bc351783b3131699deb3937.

The functionality is superseded by the new "Device DAX" facility.

Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Jan Kara <jack@suse.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 include/linux/fs.h | 8 --------
 1 file changed, 8 deletions(-)

(limited to 'include/linux/fs.h')

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 70e61b58baaf..8363a10660f6 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2320,14 +2320,6 @@ extern struct super_block *freeze_bdev(struct block_device *);
 extern void emergency_thaw_all(void);
 extern int thaw_bdev(struct block_device *bdev, struct super_block *sb);
 extern int fsync_bdev(struct block_device *);
-#ifdef CONFIG_FS_DAX
-extern bool blkdev_dax_capable(struct block_device *bdev);
-#else
-static inline bool blkdev_dax_capable(struct block_device *bdev)
-{
-	return false;
-}
-#endif
 
 extern struct super_block *blockdev_superblock;
 
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