commit 7ee92255470daa0edb93866aec6e27534cd9a177
author KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Mon Aug 09 17:19:50 2010 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Mon Aug 09 20:45:02 2010 -0700
tree 07dd62d172fc6c174ae5bbe697851a36b2a1e43d
parent 9a5b489b870def9a93f5e89dac03ebe136f901db

drivers/base/node.c: reduce stack usage of node_read_meminfo()

	drivers/base/node.c: In function 'node_read_meminfo':
	drivers/base/node.c:139: warning: the frame size of 848 bytes is
	larger than 512 bytes

Fix it by splitting the sprintf() into three parts.  It has no functional
change.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/base/node.c

diff --git a/drivers/base/node.c b/drivers/base/node.c
index 2bdd8a9..2872e86 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -66,8 +66,7 @@
 	struct sysinfo i;
 
 	si_meminfo_node(&i, nid);
-
-	n = sprintf(buf, "\n"
+	n = sprintf(buf,
 		       "Node %d MemTotal:       %8lu kB\n"
 		       "Node %d MemFree:        %8lu kB\n"
 		       "Node %d MemUsed:        %8lu kB\n"
@@ -78,13 +77,33 @@
 		       "Node %d Active(file):   %8lu kB\n"
 		       "Node %d Inactive(file): %8lu kB\n"
 		       "Node %d Unevictable:    %8lu kB\n"
-		       "Node %d Mlocked:        %8lu kB\n"
+		       "Node %d Mlocked:        %8lu kB\n",
+		       nid, K(i.totalram),
+		       nid, K(i.freeram),
+		       nid, K(i.totalram - i.freeram),
+		       nid, K(node_page_state(nid, NR_ACTIVE_ANON) +
+				node_page_state(nid, NR_ACTIVE_FILE)),
+		       nid, K(node_page_state(nid, NR_INACTIVE_ANON) +
+				node_page_state(nid, NR_INACTIVE_FILE)),
+		       nid, K(node_page_state(nid, NR_ACTIVE_ANON)),
+		       nid, K(node_page_state(nid, NR_INACTIVE_ANON)),
+		       nid, K(node_page_state(nid, NR_ACTIVE_FILE)),
+		       nid, K(node_page_state(nid, NR_INACTIVE_FILE)),
+		       nid, K(node_page_state(nid, NR_UNEVICTABLE)),
+		       nid, K(node_page_state(nid, NR_MLOCK)));
+
 #ifdef CONFIG_HIGHMEM
+	n += sprintf(buf + n,
 		       "Node %d HighTotal:      %8lu kB\n"
 		       "Node %d HighFree:       %8lu kB\n"
 		       "Node %d LowTotal:       %8lu kB\n"
-		       "Node %d LowFree:        %8lu kB\n"
+		       "Node %d LowFree:        %8lu kB\n",
+		       nid, K(i.totalhigh),
+		       nid, K(i.freehigh),
+		       nid, K(i.totalram - i.totalhigh),
+		       nid, K(i.freeram - i.freehigh));
 #endif
+	n += sprintf(buf + n,
 		       "Node %d Dirty:          %8lu kB\n"
 		       "Node %d Writeback:      %8lu kB\n"
 		       "Node %d FilePages:      %8lu kB\n"
@@ -99,25 +118,6 @@
 		       "Node %d Slab:           %8lu kB\n"
 		       "Node %d SReclaimable:   %8lu kB\n"
 		       "Node %d SUnreclaim:     %8lu kB\n",
-		       nid, K(i.totalram),
-		       nid, K(i.freeram),
-		       nid, K(i.totalram - i.freeram),
-		       nid, K(node_page_state(nid, NR_ACTIVE_ANON) +
-				node_page_state(nid, NR_ACTIVE_FILE)),
-		       nid, K(node_page_state(nid, NR_INACTIVE_ANON) +
-				node_page_state(nid, NR_INACTIVE_FILE)),
-		       nid, K(node_page_state(nid, NR_ACTIVE_ANON)),
-		       nid, K(node_page_state(nid, NR_INACTIVE_ANON)),
-		       nid, K(node_page_state(nid, NR_ACTIVE_FILE)),
-		       nid, K(node_page_state(nid, NR_INACTIVE_FILE)),
-		       nid, K(node_page_state(nid, NR_UNEVICTABLE)),
-		       nid, K(node_page_state(nid, NR_MLOCK)),
-#ifdef CONFIG_HIGHMEM
-		       nid, K(i.totalhigh),
-		       nid, K(i.freehigh),
-		       nid, K(i.totalram - i.totalhigh),
-		       nid, K(i.freeram - i.freehigh),
-#endif
 		       nid, K(node_page_state(nid, NR_FILE_DIRTY)),
 		       nid, K(node_page_state(nid, NR_WRITEBACK)),
 		       nid, K(node_page_state(nid, NR_FILE_PAGES)),