swapon: optional -p PRIO support (by Francois Barel <frabar666 AT gmail.com>)

function                                             old     new   delta
swap_on_off_main                                     153     216     +63
packed_usage                                       24190   24214     +24
swap_enable_disable                                  127     131      +4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 91/0)               Total: 91 bytes

1 files changed, 7 insertions, 0 deletions

diff --git a/util-linux/Config.in b/util-linux/Config.in
index c30091a7a..3b7630e6b 100644
--- a/util-linux/Config.in
+++ b/util-linux/Config.in
@@ -743,6 +743,13 @@ config SWAPONOFF
           space.  If you are not using any swap space, you can leave this
           option disabled.
 
+config FEATURE_SWAPON_PRI
+        bool "Support option -p in swapon"
+        default n
+        depends on SWAPONOFF
+        help
+          Enable support for setting swap device priority in swapon.
+
 config SWITCH_ROOT
         bool "switch_root"
         default n