X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fseq_file.c;h=bd20f7f5a93342b57a4802010c788683deb63247;hb=d26acd92fa990764b72608a68224f46fac377032;hp=5d54205e486b6d9351840f768829a3e94d28bf23;hpb=31677619650cac2bcc9f50920824323b005e3d8a;p=linux-2.6

diff --git a/fs/seq_file.c b/fs/seq_file.c
index 5d54205e48..bd20f7f5a9 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -108,9 +108,9 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
 			goto Done;
 	}
 	/* we need at least one record in buffer */
+	pos = m->index;
+	p = m->op->start(m, &pos);
 	while (1) {
-		pos = m->index;
-		p = m->op->start(m, &pos);
 		err = PTR_ERR(p);
 		if (!p || IS_ERR(p))
 			break;
@@ -119,6 +119,11 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
 			break;
 		if (unlikely(err))
 			m->count = 0;
+		if (unlikely(!m->count)) {
+			p = m->op->next(m, p, &pos);
+			m->index = pos;
+			continue;
+		}
 		if (m->count < m->size)
 			goto Fill;
 		m->op->stop(m, p);
@@ -128,6 +133,8 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
 			goto Enomem;
 		m->count = 0;
 		m->version = 0;
+		pos = m->index;
+		p = m->op->start(m, &pos);
 	}
 	m->op->stop(m, p);
 	m->count = 0;