commit c82b8d217dea3bcb04ed1906a7cd0303eb15df57
author Andrew Boie <andrew.p.boie@intel.com> Thu Jan 23 17:37:22 2014 -0800
committer Xiaokang Qin <xiaokang.qin@intel.com> Wed Apr 30 12:57:45 2014 +0800
tree c6ff8183fec43f4e008ea882a7ceff32aae0f900
parent f3661cc2f124bb7ca38285f156c624dda974b4c5

toolbox: indicate why swap{on|off} failed

Change-Id: I1247e3592ab0f9878fb27d114fd14f9b29282b0e
Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>

toolbox/swapoff.c

diff --git a/toolbox/swapoff.c b/toolbox/swapoff.c
index d8f6a00..477494e 100644
--- a/toolbox/swapoff.c
+++ b/toolbox/swapoff.c
@@ -13,7 +13,7 @@
 
     err = swapoff(argv[1]);
     if (err) {
-        fprintf(stderr, "swapoff failed for %s\n", argv[1]);
+        fprintf(stderr, "swapoff failed for %s: %s\n", argv[1], strerror(errno));
     }
 
     return err;

toolbox/swapon.c

diff --git a/toolbox/swapon.c b/toolbox/swapon.c
index 21d2287..c060104 100644
--- a/toolbox/swapon.c
+++ b/toolbox/swapon.c
@@ -59,7 +59,7 @@
 
     err = swapon(argv[argc - 1], flags);
     if (err) {
-        fprintf(stderr, "swapon failed for %s\n", argv[argc - 1]);
+        fprintf(stderr, "swapon failed for %s: %s\n", argv[argc - 1], strerror(errno));
     }
 
     return err;