The patch titled
Make NFS client use seq_list_xxx helpers
has been added to the -mm tree. Its filename is
make-nfs-client-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 NFS client use seq_list_xxx helpers
From: Pavel Emelianov <xemul@xxxxx>
This includes /proc/fs/nfsfs/servers and /proc/fs/nfsfs/volumes entries.
Both need to show the header and use the list_head.
Signed-off-by: Pavel Emelianov <xemul@xxxxxxxxxx>
Cc: Trond Myklebust <trond.myklebust@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/nfs/client.c | 54 +++++-----------------------------------------
1 files changed, 6 insertions(+), 48 deletions(-)
diff -puN fs/nfs/client.c~make-nfs-client-use-seq_list_xxx-helpers fs/nfs/client.c
--- a/fs/nfs/client.c~make-nfs-client-use-seq_list_xxx-helpers
+++ a/fs/nfs/client.c
@@ -1232,23 +1232,9 @@ static int nfs_server_list_open(struct i
*/
static void *nfs_server_list_start(struct seq_file *m, loff_t *_pos)
{
- struct list_head *_p;
- loff_t pos = *_pos;
-
/* lock the list against modification */
spin_lock(&nfs_client_lock);
-
- /* allow for the header line */
- if (!pos)
- return SEQ_START_TOKEN;
- pos--;
-
- /* find the n'th element in the list */
- list_for_each(_p, &nfs_client_list)
- if (!pos--)
- break;
-
- return _p != &nfs_client_list ? _p : NULL;
+ return seq_list_start_head(&nfs_client_list, *_pos);
}
/*
@@ -1256,14 +1242,7 @@ static void *nfs_server_list_start(struc
*/
static void *nfs_server_list_next(struct seq_file *p, void *v, loff_t *pos)
{
- struct list_head *_p;
-
- (*pos)++;
-
- _p = v;
- _p = (v == SEQ_START_TOKEN) ? nfs_client_list.next : _p->next;
-
- return _p != &nfs_client_list ? _p : NULL;
+ return seq_list_next(v, &nfs_client_list, pos);
}
/*
@@ -1282,7 +1261,7 @@ static int nfs_server_list_show(struct s
struct nfs_client *clp;
/* display header on line 1 */
- if (v == SEQ_START_TOKEN) {
+ if (v == &nfs_client_list) {
seq_puts(m, "NV SERVER PORT USE HOSTNAME\n");
return 0;
}
@@ -1323,23 +1302,9 @@ static int nfs_volume_list_open(struct i
*/
static void *nfs_volume_list_start(struct seq_file *m, loff_t *_pos)
{
- struct list_head *_p;
- loff_t pos = *_pos;
-
/* lock the list against modification */
spin_lock(&nfs_client_lock);
-
- /* allow for the header line */
- if (!pos)
- return SEQ_START_TOKEN;
- pos--;
-
- /* find the n'th element in the list */
- list_for_each(_p, &nfs_volume_list)
- if (!pos--)
- break;
-
- return _p != &nfs_volume_list ? _p : NULL;
+ return seq_list_start_head(&nfs_volume_list, *_pos);
}
/*
@@ -1347,14 +1312,7 @@ static void *nfs_volume_list_start(struc
*/
static void *nfs_volume_list_next(struct seq_file *p, void *v, loff_t *pos)
{
- struct list_head *_p;
-
- (*pos)++;
-
- _p = v;
- _p = (v == SEQ_START_TOKEN) ? nfs_volume_list.next : _p->next;
-
- return _p != &nfs_volume_list ? _p : NULL;
+ return seq_list_next(v, &nfs_volume_list, pos);
}
/*
@@ -1375,7 +1333,7 @@ static int nfs_volume_list_show(struct s
char dev[8], fsid[17];
/* display header on line 1 */
- if (v == SEQ_START_TOKEN) {
+ if (v == &nfs_volume_list) {
seq_puts(m, "NV SERVER PORT DEV FSID\n");
return 0;
}
_
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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