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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-03-14 21:54:32 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-03-20 21:29:41 -0400 |
| commit | 40ffe67d2e89c7a475421d007becc11a2f88ea3d (patch) | |
| tree | 5373e71b18895b9ffd8370a88aec6c54438240a0 /net/unix/af_unix.c | |
| parent | 38eff2892628fa5c4fc8962a17b7296f42833ebe (diff) | |
| download | lwn-40ffe67d2e89c7a475421d007becc11a2f88ea3d.tar.gz lwn-40ffe67d2e89c7a475421d007becc11a2f88ea3d.zip | |
switch unix_sock to struct path
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/unix/af_unix.c')
| -rw-r--r-- | net/unix/af_unix.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 85d3bb7490aa..ef4b780ef63d 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -293,7 +293,7 @@ static struct sock *unix_find_socket_byinode(struct inode *i) spin_lock(&unix_table_lock); sk_for_each(s, node, &unix_socket_table[i->i_ino & (UNIX_HASH_SIZE - 1)]) { - struct dentry *dentry = unix_sk(s)->dentry; + struct dentry *dentry = unix_sk(s)->path.dentry; if (dentry && dentry->d_inode == i) { sock_hold(s); @@ -377,8 +377,7 @@ static void unix_sock_destructor(struct sock *sk) static int unix_release_sock(struct sock *sk, int embrion) { struct unix_sock *u = unix_sk(sk); - struct dentry *dentry; - struct vfsmount *mnt; + struct path path; struct sock *skpair; struct sk_buff *skb; int state; @@ -389,10 +388,9 @@ static int unix_release_sock(struct sock *sk, int embrion) unix_state_lock(sk); sock_orphan(sk); sk->sk_shutdown = SHUTDOWN_MASK; - dentry = u->dentry; - u->dentry = NULL; - mnt = u->mnt; - u->mnt = NULL; + path = u->path; + u->path.dentry = NULL; + u->path.mnt = NULL; state = sk->sk_state; sk->sk_state = TCP_CLOSE; unix_state_unlock(sk); @@ -425,10 +423,8 @@ static int unix_release_sock(struct sock *sk, int embrion) kfree_skb(skb); } - if (dentry) { - dput(dentry); - mntput(mnt); - } + if (path.dentry) + path_put(&path); sock_put(sk); @@ -628,8 +624,8 @@ static struct sock *unix_create1(struct net *net, struct socket *sock) sk->sk_max_ack_backlog = net->unx.sysctl_max_dgram_qlen; sk->sk_destruct = unix_sock_destructor; u = unix_sk(sk); - u->dentry = NULL; - u->mnt = NULL; + u->path.dentry = NULL; + u->path.mnt = NULL; spin_lock_init(&u->lock); atomic_long_set(&u->inflight, 0); INIT_LIST_HEAD(&u->link); @@ -789,9 +785,9 @@ static struct sock *unix_find_other(struct net *net, u = unix_find_socket_byname(net, sunname, len, type, hash); if (u) { struct dentry *dentry; - dentry = unix_sk(u)->dentry; + dentry = unix_sk(u)->path.dentry; if (dentry) - touch_atime(unix_sk(u)->mnt, dentry); + touch_atime(unix_sk(u)->path.mnt, dentry); } else goto fail; } @@ -897,8 +893,7 @@ out_mknod_drop_write: list = &unix_socket_table[addr->hash]; } else { list = &unix_socket_table[dentry->d_inode->i_ino & (UNIX_HASH_SIZE-1)]; - u->dentry = path.dentry; - u->mnt = path.mnt; + u->path = path; } err = 0; @@ -1180,9 +1175,9 @@ restart: atomic_inc(&otheru->addr->refcnt); newu->addr = otheru->addr; } - if (otheru->dentry) { - newu->dentry = dget(otheru->dentry); - newu->mnt = mntget(otheru->mnt); + if (otheru->path.dentry) { + path_get(&otheru->path); + newu->path = otheru->path; } /* Set credentials */ |