diff options
| author | Steve French <sfrench@us.ibm.com> | 2008-08-28 02:47:00 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2008-08-28 02:47:00 +0000 |
| commit | 6405c9cd9bf7b1c35ed76ef8ee3e217056285702 (patch) | |
| tree | 0659c9ae17d1375f185f88f4f7fef1a667f375d8 /fs/seq_file.c | |
| parent | bcc55c6664a90146149ba0fd93052adc94287b9f (diff) | |
| parent | 4c246edd2550304df5b766cc841584b2bb058843 (diff) | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/seq_file.c')
| -rw-r--r-- | fs/seq_file.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c index 5d54205e486b..bd20f7f5a933 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; |