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| author |   Pavel Emelianov <xemul@sw.ru> | 2007-07-15 23:39:56 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:42 -0700 |
| commit | 259902ea951008bcbd31a49f667062ff8012ef55 (patch) | |
| tree | d6ccca37613105474b870df8d2c98881c8dd4614 /fs | |
| parent | Make /proc/self/mounts(tats) use seq_list_xxx helpers (diff) | |
| download | linux-dev-259902ea951008bcbd31a49f667062ff8012ef55.tar.xz linux-dev-259902ea951008bcbd31a49f667062ff8012ef55.zip | |
Make NFS client use seq_list_xxx helpers
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@openvz.org>
Acked-by: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/client.c | 54 |
1 files changed, 6 insertions, 48 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c index ccb455053ee4..a49f9feff776 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -1206,23 +1206,9 @@ static int nfs_server_list_open(struct inode *inode, struct file *file) */ 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); } /* @@ -1230,14 +1216,7 @@ static void *nfs_server_list_start(struct seq_file *m, loff_t *_pos) */ 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); } /* @@ -1256,7 +1235,7 @@ static int nfs_server_list_show(struct seq_file *m, void *v) 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; } @@ -1297,23 +1276,9 @@ static int nfs_volume_list_open(struct inode *inode, struct file *file) */ 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); } /* @@ -1321,14 +1286,7 @@ static void *nfs_volume_list_start(struct seq_file *m, loff_t *_pos) */ 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); } /* @@ -1349,7 +1307,7 @@ static int nfs_volume_list_show(struct seq_file *m, void *v) 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; } |