mempolicy: rename policy_types and cleanup initialization

Rename 'policy_types[]' to 'policy_modes[]' to better match the array
contents.

Use designated intializer syntax for policy_modes[].

Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: Ravikiran Thirumalai <kiran@scalex86.org>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 12 insertions, 6 deletions

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index b4f1265df2d8..ade57322fa2a 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2121,9 +2121,15 @@ void numa_default_policy(void)
  * "local" is pseudo-policy:  MPOL_PREFERRED with MPOL_F_LOCAL flag
  * Used only for mpol_parse_str() and mpol_to_str()
  */
-#define MPOL_LOCAL (MPOL_INTERLEAVE + 1)
-static const char * const policy_types[] =
-        { "default", "prefer", "bind", "interleave", "local" };
+#define MPOL_LOCAL MPOL_MAX
+static const char * const policy_modes[] =
+{
+        [MPOL_DEFAULT]    = "default",
+        [MPOL_PREFERRED]  = "prefer",
+        [MPOL_BIND]       = "bind",
+        [MPOL_INTERLEAVE] = "interleave",
+        [MPOL_LOCAL]      = "local"
+};
 
 
 #ifdef CONFIG_TMPFS
@@ -2169,7 +2175,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context)
                 *flags++ = '\0';        /* terminate mode string */
 
         for (mode = 0; mode <= MPOL_LOCAL; mode++) {
-                if (!strcmp(str, policy_types[mode])) {
+                if (!strcmp(str, policy_modes[mode])) {
                         break;
                 }
         }
@@ -2324,11 +2330,11 @@ int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol, int no_context)
                 BUG();
         }
 
-        l = strlen(policy_types[mode]);
+        l = strlen(policy_modes[mode]);
         if (buffer + maxlen < p + l + 1)
                 return -ENOSPC;
 
-        strcpy(p, policy_types[mode]);
+        strcpy(p, policy_modes[mode]);
         p += l;
 
         if (flags & MPOL_MODE_FLAGS) {