---

yaml --- r: 295277 b: refs/heads/master c: 59a32e2 h: refs/heads/master i: 295275: 3630481 v: v3
git-mirror · Mar 23, 2012 · 9953290 · 9953290
1 parent d91f48e
commit 9953290
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b908243c549448fc0662f9cdd8d5cfe620fcdc31
+refs/heads/master: 59a32e2ce5eb809967cac4e718bc527beca83c59
diff --git a/trunk/fs/proc/stat.c b/trunk/fs/proc/stat.c
@@ -157,11 +157,14 @@ static int show_stat(struct seq_file *p, void *v)
 
 static int stat_open(struct inode *inode, struct file *file)
 {
-	unsigned size = 4096 * (1 + num_possible_cpus() / 32);
+	unsigned size = 1024 + 128 * num_possible_cpus();
 	char *buf;
 	struct seq_file *m;
 	int res;
 
+	/* minimum size to display an interrupt count : 2 bytes */
+	size += 2 * nr_irqs;
+
 	/* don't ask for more than the kmalloc() max size */
 	if (size > KMALLOC_MAX_SIZE)
 		size = KMALLOC_MAX_SIZE;
@@ -173,7 +176,7 @@ static int stat_open(struct inode *inode, struct file *file)
 	if (!res) {
 		m = file->private_data;
 		m->buf = buf;
-		m->size = size;
+		m->size = ksize(buf);
 	} else
 		kfree(buf);
 	return res;