The patch titled
Make /proc/tty/drivers use seq_list_xxx helpers
has been added to the -mm tree. Its filename is
make-proc-tty-drivers-use-seq_list_xxx-helpers.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Make /proc/tty/drivers use seq_list_xxx helpers
From: Pavel Emelianov <xemul@xxxxx>
Simple and stupid like some previous ones. Just use new API.
Signed-off-by: Pavel Emelianov <xemul@xxxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/proc_tty.c | 15 +++------------
1 files changed, 3 insertions(+), 12 deletions(-)
diff -puN fs/proc/proc_tty.c~make-proc-tty-drivers-use-seq_list_xxx-helpers fs/proc/proc_tty.c
--- a/fs/proc/proc_tty.c~make-proc-tty-drivers-use-seq_list_xxx-helpers
+++ a/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)
_
Patches currently in -mm which might be from xemul@xxxxx are
make-common-helpers-for-seq_files-that-work-with-list_head-s.patch
make-afs-use-seq_list_xxx-helpers.patch
make-atm-driver-use-seq_list_xxx-helpers.patch
make-block-layer-proc-files-use-seq_list_xxx-helpers.patch
make-crypto-api-use-seq_list_xxx-helpers.patch
make-input-layer-use-seq_list_xxx-helpers.patch
make-isdn-capi-use-seq_list_xxx-helpers.patch
make-proc-misc-use-seq_list_xxx-helpers.patch
make-proc-modules-use-seq_list_xxx-helpers.patch
make-some-network-related-proc-files-use-seq_list_xxx.patch
make-some-netfilter-related-proc-files-use-seq_list_xxx.patch
make-nfs-client-use-seq_list_xxx-helpers.patch
make-proc-tty-drivers-use-seq_list_xxx-helpers.patch
make-proc-slabinfo-use-seq_list_xxx-helpers.patch
make-proc-self-mountstats-use-seq_list_xxx-helpers.patch
-
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