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| author | Pavel Emelianov <xemul@sw.ru> | 2007-07-16 10:39:53 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 20:05:42 +0400 |
| commit | 46c65b71e6122b89cd7b2bb36c1ba26d07e84fcd (patch) | |
| tree | a3ac123150c5a3587664c8706eeceffbf8573ae6 | |
| parent | 13d31894b3c459805303325aa5b91f9cd4ed70bc (diff) | |
| download | linux-46c65b71e6122b89cd7b2bb36c1ba26d07e84fcd.tar.xz | |
Make /proc/misc use seq_list_xxx helpers
Simple and stupid - just use the helpers.
Signed-off-by: Pavel Emelianov <xemul@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/char/misc.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 4e6fb9651a16..71c8cd7fa15f 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -67,25 +67,13 @@ extern int pmu_device_init(void); #ifdef CONFIG_PROC_FS static void *misc_seq_start(struct seq_file *seq, loff_t *pos) { - struct miscdevice *p; - loff_t off = 0; - mutex_lock(&misc_mtx); - list_for_each_entry(p, &misc_list, list) { - if (*pos == off++) - return p; - } - return NULL; + return seq_list_start(&misc_list, *pos); } static void *misc_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - struct list_head *n = ((struct miscdevice *)v)->list.next; - - ++*pos; - - return (n != &misc_list) ? list_entry(n, struct miscdevice, list) - : NULL; + return seq_list_next(v, &misc_list, pos); } static void misc_seq_stop(struct seq_file *seq, void *v) @@ -95,7 +83,7 @@ static void misc_seq_stop(struct seq_file *seq, void *v) static int misc_seq_show(struct seq_file *seq, void *v) { - const struct miscdevice *p = v; + const struct miscdevice *p = list_entry(v, struct miscdevice, list); seq_printf(seq, "%3i %s\n", p->minor, p->name ? p->name : ""); return 0; |