md: mark some personalities as deprecated

Mark the three personalities (linear, fault and multipath) as deprecated
because:

1. people can use dm multipath or nvme multipath.
2. linear is already deprecated in MODULE_ALIAS.
3. no one actively using fault.
Signed-off-by: Guoqing Jiang <jiangguoqing@kylinos.cn>
Signed-off-by: Song Liu <song@kernel.org>

drivers/md/Kconfig

@@ -47,7 +47,7 @@ config MD_AUTODETECT
 	  If unsure, say Y.
 
 config MD_LINEAR
-	tristate "Linear (append) mode"
+	tristate "Linear (append) mode (deprecated)"
 	depends on BLK_DEV_MD
 	help
 	  If you say Y here, then your multiple devices driver will be able to
@@ -158,7 +158,7 @@ config MD_RAID456
 	  If unsure, say Y.
 
 config MD_MULTIPATH
-	tristate "Multipath I/O support"
+	tristate "Multipath I/O support (deprecated)"
 	depends on BLK_DEV_MD
 	help
 	  MD_MULTIPATH provides a simple multi-path personality for use
@@ -169,7 +169,7 @@ config MD_MULTIPATH
 	  If unsure, say N.
 
 config MD_FAULTY
-	tristate "Faulty test module for MD"
+	tristate "Faulty test module for MD (deprecated)"
 	depends on BLK_DEV_MD
 	help
 	  The "faulty" module allows for a block device that occasionally returns

drivers/md/md-faulty.c

@@ -357,7 +357,7 @@ static void raid_exit(void)
 module_init(raid_init);
 module_exit(raid_exit);
 MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Fault injection personality for MD");
+MODULE_DESCRIPTION("Fault injection personality for MD (deprecated)");
 MODULE_ALIAS("md-personality-10"); /* faulty */
 MODULE_ALIAS("md-faulty");
 MODULE_ALIAS("md-level--5");

drivers/md/md-linear.c

@@ -312,7 +312,7 @@ static void linear_exit (void)
 module_init(linear_init);
 module_exit(linear_exit);
 MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Linear device concatenation personality for MD");
+MODULE_DESCRIPTION("Linear device concatenation personality for MD (deprecated)");
 MODULE_ALIAS("md-personality-1"); /* LINEAR - deprecated*/
 MODULE_ALIAS("md-linear");
 MODULE_ALIAS("md-level--1");

drivers/md/md-multipath.c

@@ -471,7 +471,7 @@ static void __exit multipath_exit (void)
 module_init(multipath_init);
 module_exit(multipath_exit);
 MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("simple multi-path personality for MD");
+MODULE_DESCRIPTION("simple multi-path personality for MD (deprecated)");
 MODULE_ALIAS("md-personality-7"); /* MULTIPATH */
 MODULE_ALIAS("md-multipath");
 MODULE_ALIAS("md-level--4");