[PATCH 13/15] Make /proc/tty/drivers use seq_list_xxx helpers
Simple and stupid like some previous ones. Just use new API. Signed-off-by: Pavel Emelianov <[EMAIL PROTECTED]> --- diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c index b3a473b..2284622 100644 --- a/fs/proc/proc_tty.c +++ b/fs/proc/proc_tty.c @@ -69,7 +69,7 @@ static void show_tty_range(struct seq_fi static int show_tty_driver(struct seq_file *m, void *v) { - struct tty_driver *p = v; + struct tty_driver *p = list_entry(v, struct tty_driver, tty_drivers); dev_t from = MKDEV(p->major, p->minor_start); dev_t to = from + p->num; @@ -106,22 +106,13 @@ static int show_tty_driver(struct seq_fi /* iterator */ static void *t_start(struct seq_file *m, loff_t *pos) { - struct list_head *p; - loff_t l = *pos; - mutex_lock(_mutex); - list_for_each(p, _drivers) - if (!l--) - return list_entry(p, struct tty_driver, tty_drivers); - return NULL; + return seq_list_start(_drivers, *pos); } static void *t_next(struct seq_file *m, void *v, loff_t *pos) { - struct list_head *p = ((struct tty_driver *)v)->tty_drivers.next; - (*pos)++; - return p==_drivers ? NULL : - list_entry(p, struct tty_driver, tty_drivers); + return seq_list_next(v, _drivers, pos); } static void t_stop(struct seq_file *m, void *v) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 13/15] Make /proc/tty/drivers use seq_list_xxx helpers
Simple and stupid like some previous ones. Just use new API. Signed-off-by: Pavel Emelianov [EMAIL PROTECTED] --- diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c index b3a473b..2284622 100644 --- a/fs/proc/proc_tty.c +++ b/fs/proc/proc_tty.c @@ -69,7 +69,7 @@ static void show_tty_range(struct seq_fi static int show_tty_driver(struct seq_file *m, void *v) { - struct tty_driver *p = v; + struct tty_driver *p = list_entry(v, struct tty_driver, tty_drivers); dev_t from = MKDEV(p-major, p-minor_start); dev_t to = from + p-num; @@ -106,22 +106,13 @@ static int show_tty_driver(struct seq_fi /* iterator */ static void *t_start(struct seq_file *m, loff_t *pos) { - struct list_head *p; - loff_t l = *pos; - mutex_lock(tty_mutex); - list_for_each(p, tty_drivers) - if (!l--) - return list_entry(p, struct tty_driver, tty_drivers); - return NULL; + return seq_list_start(tty_drivers, *pos); } static void *t_next(struct seq_file *m, void *v, loff_t *pos) { - struct list_head *p = ((struct tty_driver *)v)-tty_drivers.next; - (*pos)++; - return p==tty_drivers ? NULL : - list_entry(p, struct tty_driver, tty_drivers); + return seq_list_next(v, tty_drivers, pos); } static void t_stop(struct seq_file *m, void *v) - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/