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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-22 03:12:37 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-22 03:12:37 -0400
commit8725f25acc656c1522d48a6746055099efdaca4c (patch)
treee241424fa58178ed6c2a95a4eb931ea83dbea33c /fs/proc
parentc69cccc95fe4b90dde5fe33e6a3b77880b534fa4 (diff)
parent93ded9b8fd42abe2c3607097963d8de6ad9117eb (diff)
Merge commit 'origin/master'
Manually fixed up: drivers/net/fs_enet/fs_enet-main.c
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/proc_net.c32
-rw-r--r--fs/proc/proc_tty.c48
2 files changed, 32 insertions, 48 deletions
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 83f357b30d71..b224a28e0c15 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -51,6 +51,30 @@ int seq_open_net(struct inode *ino, struct file *f,
51} 51}
52EXPORT_SYMBOL_GPL(seq_open_net); 52EXPORT_SYMBOL_GPL(seq_open_net);
53 53
54int single_open_net(struct inode *inode, struct file *file,
55 int (*show)(struct seq_file *, void *))
56{
57 int err;
58 struct net *net;
59
60 err = -ENXIO;
61 net = get_proc_net(inode);
62 if (net == NULL)
63 goto err_net;
64
65 err = single_open(file, show, net);
66 if (err < 0)
67 goto err_open;
68
69 return 0;
70
71err_open:
72 put_net(net);
73err_net:
74 return err;
75}
76EXPORT_SYMBOL_GPL(single_open_net);
77
54int seq_release_net(struct inode *ino, struct file *f) 78int seq_release_net(struct inode *ino, struct file *f)
55{ 79{
56 struct seq_file *seq; 80 struct seq_file *seq;
@@ -63,6 +87,14 @@ int seq_release_net(struct inode *ino, struct file *f)
63} 87}
64EXPORT_SYMBOL_GPL(seq_release_net); 88EXPORT_SYMBOL_GPL(seq_release_net);
65 89
90int single_release_net(struct inode *ino, struct file *f)
91{
92 struct seq_file *seq = f->private_data;
93 put_net(seq->private);
94 return single_release(ino, f);
95}
96EXPORT_SYMBOL_GPL(single_release_net);
97
66static struct net *get_proc_task_net(struct inode *dir) 98static struct net *get_proc_task_net(struct inode *dir)
67{ 99{
68 struct task_struct *task; 100 struct task_struct *task;
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c
index 21f490f5d65c..d153946d6d15 100644
--- a/fs/proc/proc_tty.c
+++ b/fs/proc/proc_tty.c
@@ -136,54 +136,6 @@ static const struct file_operations proc_tty_drivers_operations = {
136 .release = seq_release, 136 .release = seq_release,
137}; 137};
138 138
139static void * tty_ldiscs_seq_start(struct seq_file *m, loff_t *pos)
140{
141 return (*pos < NR_LDISCS) ? pos : NULL;
142}
143
144static void * tty_ldiscs_seq_next(struct seq_file *m, void *v, loff_t *pos)
145{
146 (*pos)++;
147 return (*pos < NR_LDISCS) ? pos : NULL;
148}
149
150static void tty_ldiscs_seq_stop(struct seq_file *m, void *v)
151{
152}
153
154static int tty_ldiscs_seq_show(struct seq_file *m, void *v)
155{
156 int i = *(loff_t *)v;
157 struct tty_ldisc *ld;
158
159 ld = tty_ldisc_get(i);
160 if (ld == NULL)
161 return 0;
162 seq_printf(m, "%-10s %2d\n", ld->name ? ld->name : "???", i);
163 tty_ldisc_put(i);
164 return 0;
165}
166
167static const struct seq_operations tty_ldiscs_seq_ops = {
168 .start = tty_ldiscs_seq_start,
169 .next = tty_ldiscs_seq_next,
170 .stop = tty_ldiscs_seq_stop,
171 .show = tty_ldiscs_seq_show,
172};
173
174static int proc_tty_ldiscs_open(struct inode *inode, struct file *file)
175{
176 return seq_open(file, &tty_ldiscs_seq_ops);
177}
178
179static const struct file_operations tty_ldiscs_proc_fops = {
180 .owner = THIS_MODULE,
181 .open = proc_tty_ldiscs_open,
182 .read = seq_read,
183 .llseek = seq_lseek,
184 .release = seq_release,
185};
186
187/* 139/*
188 * This function is called by tty_register_driver() to handle 140 * This function is called by tty_register_driver() to handle
189 * registering the driver's /proc handler into /proc/tty/driver/<foo> 141 * registering the driver's /proc handler into /proc/tty/driver/<foo>