md: rename some drivers/md/ files to have an "md-" prefix

Motivated by the desire to illiminate the imprecise nature of
DM-specific patches being unnecessarily sent to both the MD maintainer
and mailing-list.  Which is born out of the fact that DM files also
reside in drivers/md/

Now all MD-specific files in drivers/md/ start with either "raid" or
"md-" and the MAINTAINERS file has been updated accordingly.

Shaohua: don't change module name

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Shaohua Li <shli@fb.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 65b0c88..7649877 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4091,6 +4091,8 @@
 T:	quilt http://people.redhat.com/agk/patches/linux/editing/
 S:	Maintained
 F:	Documentation/device-mapper/
+F:	drivers/md/Makefile
+F:	drivers/md/Kconfig
 F:	drivers/md/dm*
 F:	drivers/md/persistent-data/
 F:	include/linux/device-mapper.h
@@ -12446,7 +12448,10 @@
 L:	linux-raid@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/shli/md.git
 S:	Supported
-F:	drivers/md/
+F:	drivers/md/Makefile
+F:	drivers/md/Kconfig
+F:	drivers/md/md*
+F:	drivers/md/raid*
 F:	include/linux/raid/
 F:	include/uapi/linux/raid/
 
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 786ec9e..693602f 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -18,9 +18,12 @@
 dm-cache-smq-y   += dm-cache-policy-smq.o
 dm-era-y	+= dm-era-target.o
 dm-verity-y	+= dm-verity-target.o
-md-mod-y	+= md.o bitmap.o
+md-mod-y	+= md.o md-bitmap.o
 raid456-y	+= raid5.o raid5-cache.o raid5-ppl.o
 dm-zoned-y	+= dm-zoned-target.o dm-zoned-metadata.o dm-zoned-reclaim.o
+linear-y	+= md-linear.o
+multipath-y	+= md-multipath.o
+faulty-y	+= md-faulty.o
 
 # Note: link order is important.  All raid personalities
 # and must come before md.o, as they each initialise 
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 1ac58c5..2527706 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -12,7 +12,7 @@
 #include "raid1.h"
 #include "raid5.h"
 #include "raid10.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 
 #include <linux/device-mapper.h>
 
diff --git a/drivers/md/bitmap.c b/drivers/md/md-bitmap.c
similarity index 99%
rename from drivers/md/bitmap.c
rename to drivers/md/md-bitmap.c
index cae57b5..b843b53 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/md-bitmap.c
@@ -29,7 +29,7 @@
 #include <linux/seq_file.h>
 #include <trace/events/block.h>
 #include "md.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 
 static inline char *bmname(struct bitmap *bitmap)
 {
diff --git a/drivers/md/bitmap.h b/drivers/md/md-bitmap.h
similarity index 100%
rename from drivers/md/bitmap.h
rename to drivers/md/md-bitmap.h
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index bf41492..bc81ecc 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -15,7 +15,7 @@
 #include <linux/sched.h>
 #include <linux/raid/md_p.h>
 #include "md.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 #include "md-cluster.h"
 
 #define LVB_SIZE	64
diff --git a/drivers/md/faulty.c b/drivers/md/md-faulty.c
similarity index 100%
rename from drivers/md/faulty.c
rename to drivers/md/md-faulty.c
diff --git a/drivers/md/linear.c b/drivers/md/md-linear.c
similarity index 99%
rename from drivers/md/linear.c
rename to drivers/md/md-linear.c
index c464fb4..773fc70 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/md-linear.c
@@ -23,7 +23,7 @@
 #include <linux/slab.h>
 #include <trace/events/block.h>
 #include "md.h"
-#include "linear.h"
+#include "md-linear.h"
 
 /*
  * find which device holds a particular offset
diff --git a/drivers/md/linear.h b/drivers/md/md-linear.h
similarity index 100%
rename from drivers/md/linear.h
rename to drivers/md/md-linear.h
diff --git a/drivers/md/multipath.c b/drivers/md/md-multipath.c
similarity index 99%
rename from drivers/md/multipath.c
rename to drivers/md/md-multipath.c
index b68e066..5c70176 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/md-multipath.c
@@ -25,7 +25,7 @@
 #include <linux/seq_file.h>
 #include <linux/slab.h>
 #include "md.h"
-#include "multipath.h"
+#include "md-multipath.h"
 
 #define MAX_WORK_PER_DISK 128
 
diff --git a/drivers/md/multipath.h b/drivers/md/md-multipath.h
similarity index 100%
rename from drivers/md/multipath.h
rename to drivers/md/md-multipath.h
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 707471e..97afb28 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -69,7 +69,7 @@
 
 #include <trace/events/block.h>
 #include "md.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 #include "md-cluster.h"
 
 #ifndef MODULE
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 35264ad..efdabd3 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -43,7 +43,7 @@
 
 #include "md.h"
 #include "raid1.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 
 #define UNSUPPORTED_MDDEV_FLAGS		\
 	((1L << MD_HAS_JOURNAL) |	\
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 950fbef..862cbd1 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -29,7 +29,7 @@
 #include "md.h"
 #include "raid10.h"
 #include "raid0.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 
 /*
  * RAID10 provides a combination of RAID0 and RAID1 functionality.
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 0b7406a..2b450ee 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -23,7 +23,7 @@
 #include <linux/types.h>
 #include "md.h"
 #include "raid5.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 #include "raid5-log.h"
 
 /*
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 928e24a..10c0d87 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -63,7 +63,7 @@
 #include "md.h"
 #include "raid5.h"
 #include "raid0.h"
-#include "bitmap.h"
+#include "md-bitmap.h"
 #include "raid5-log.h"
 
 #define UNSUPPORTED_MDDEV_FLAGS	(1L << MD_FAILFAST_SUPPORTED)