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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 22:54:01 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 22:54:01 +1100
commit0ba6c33bcddc64a54b5f1c25a696c4767dc76292 (patch)
tree62e616f97a4762d8e75bf732e4827af2d15d52c5 /fs
parent21af0297c7e56024a5ccc4d8ad2a590f9ec371ba (diff)
parent85040bcb4643cba578839e953f25e2d1965d83d0 (diff)
downloadlinux-0ba6c33bcddc64a54b5f1c25a696c4767dc76292.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25: (1470 commits) [IPV6] ADDRLABEL: Fix double free on label deletion. [PPP]: Sparse warning fixes. [IPV4] fib_trie: remove unneeded NULL check [IPV4] fib_trie: More whitespace cleanup. [NET_SCHED]: Use nla_policy for attribute validation in ematches [NET_SCHED]: Use nla_policy for attribute validation in actions [NET_SCHED]: Use nla_policy for attribute validation in classifiers [NET_SCHED]: Use nla_policy for attribute validation in packet schedulers [NET_SCHED]: sch_api: introduce constant for rate table size [NET_SCHED]: Use typeful attribute parsing helpers [NET_SCHED]: Use typeful attribute construction helpers [NET_SCHED]: Use NLA_PUT_STRING for string dumping [NET_SCHED]: Use nla_nest_start/nla_nest_end [NET_SCHED]: Propagate nla_parse return value [NET_SCHED]: act_api: use PTR_ERR in tcf_action_init/tcf_action_get [NET_SCHED]: act_api: use nlmsg_parse [NET_SCHED]: act_api: fix netlink API conversion bug [NET_SCHED]: sch_netem: use nla_parse_nested_compat [NET_SCHED]: sch_atm: fix format string warning [NETNS]: Add namespace for ICMP replying code. ...
Diffstat (limited to 'fs')
-rw-r--r--fs/ecryptfs/netlink.c3
-rw-r--r--fs/proc/proc_net.c55
-rw-r--r--fs/splice.c9
3 files changed, 60 insertions, 7 deletions
diff --git a/fs/ecryptfs/netlink.c b/fs/ecryptfs/netlink.c
index 9aa345121e0..f638a698dc5 100644
--- a/fs/ecryptfs/netlink.c
+++ b/fs/ecryptfs/netlink.c
@@ -237,7 +237,6 @@ out:
*/
void ecryptfs_release_netlink(void)
{
- if (ecryptfs_nl_sock && ecryptfs_nl_sock->sk_socket)
- sock_release(ecryptfs_nl_sock->sk_socket);
+ netlink_kernel_release(ecryptfs_nl_sock);
ecryptfs_nl_sock = NULL;
}
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 0afe21ee060..4823c9677fa 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -22,10 +22,48 @@
#include <linux/mount.h>
#include <linux/nsproxy.h>
#include <net/net_namespace.h>
+#include <linux/seq_file.h>
#include "internal.h"
+int seq_open_net(struct inode *ino, struct file *f,
+ const struct seq_operations *ops, int size)
+{
+ struct net *net;
+ struct seq_net_private *p;
+
+ BUG_ON(size < sizeof(*p));
+
+ net = get_proc_net(ino);
+ if (net == NULL)
+ return -ENXIO;
+
+ p = __seq_open_private(f, ops, size);
+ if (p == NULL) {
+ put_net(net);
+ return -ENOMEM;
+ }
+ p->net = net;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(seq_open_net);
+
+int seq_release_net(struct inode *ino, struct file *f)
+{
+ struct seq_file *seq;
+ struct seq_net_private *p;
+
+ seq = f->private_data;
+ p = seq->private;
+
+ put_net(p->net);
+ seq_release_private(ino, f);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(seq_release_net);
+
+
struct proc_dir_entry *proc_net_fops_create(struct net *net,
const char *name, mode_t mode, const struct file_operations *fops)
{
@@ -58,6 +96,17 @@ static struct proc_dir_entry *proc_net_shadow(struct task_struct *task,
return task->nsproxy->net_ns->proc_net;
}
+struct proc_dir_entry *proc_net_mkdir(struct net *net, const char *name,
+ struct proc_dir_entry *parent)
+{
+ struct proc_dir_entry *pde;
+ pde = proc_mkdir_mode(name, S_IRUGO | S_IXUGO, parent);
+ if (pde != NULL)
+ pde->data = net;
+ return pde;
+}
+EXPORT_SYMBOL_GPL(proc_net_mkdir);
+
static __net_init int proc_net_ns_init(struct net *net)
{
struct proc_dir_entry *root, *netd, *net_statd;
@@ -69,18 +118,16 @@ static __net_init int proc_net_ns_init(struct net *net)
goto out;
err = -EEXIST;
- netd = proc_mkdir("net", root);
+ netd = proc_net_mkdir(net, "net", root);
if (!netd)
goto free_root;
err = -EEXIST;
- net_statd = proc_mkdir("stat", netd);
+ net_statd = proc_net_mkdir(net, "stat", netd);
if (!net_statd)
goto free_net;
root->data = net;
- netd->data = net;
- net_statd->data = net;
net->proc_net_root = root;
net->proc_net = netd;
diff --git a/fs/splice.c b/fs/splice.c
index 56b802bfbfa..0a0b79b01d0 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -254,11 +254,16 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe,
}
while (page_nr < spd_pages)
- page_cache_release(spd->pages[page_nr++]);
+ spd->spd_release(spd, page_nr++);
return ret;
}
+static void spd_release_page(struct splice_pipe_desc *spd, unsigned int i)
+{
+ page_cache_release(spd->pages[i]);
+}
+
static int
__generic_file_splice_read(struct file *in, loff_t *ppos,
struct pipe_inode_info *pipe, size_t len,
@@ -277,6 +282,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos,
.partial = partial,
.flags = flags,
.ops = &page_cache_pipe_buf_ops,
+ .spd_release = spd_release_page,
};
index = *ppos >> PAGE_CACHE_SHIFT;
@@ -1432,6 +1438,7 @@ static long vmsplice_to_pipe(struct file *file, const struct iovec __user *iov,
.partial = partial,
.flags = flags,
.ops = &user_page_pipe_buf_ops,
+ .spd_release = spd_release_page,
};
pipe = pipe_info(file->f_path.dentry->d_inode);