fix gfp_t annotations for slub

[pandora-kernel.git] / net / socket.c

diff --git a/net/socket.c b/net/socket.c
index ea8f81a..ec07703 100644 (file)
--- a/net/socket.c
+++ b/net/socket.c
@@ -261,9 +261,7 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
 {
        struct socket_alloc *ei = (struct socket_alloc *)foo;
 
-       if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR))
-           == SLAB_CTOR_CONSTRUCTOR)
-               inode_init_once(&ei->vfs_inode);
+       inode_init_once(&ei->vfs_inode);
 }
 
 static int init_inodecache(void)
@@ -274,8 +272,7 @@ static int init_inodecache(void)
                                              (SLAB_HWCACHE_ALIGN |
                                               SLAB_RECLAIM_ACCOUNT |
                                               SLAB_MEM_SPREAD),
-                                             init_once,
-                                             NULL);
+                                             init_once);
        if (sock_inode_cachep == NULL)
                return -ENOMEM;
        return 0;
@@ -314,8 +311,19 @@ static int sockfs_delete_dentry(struct dentry *dentry)
        dentry->d_flags |= DCACHE_UNHASHED;
        return 0;
 }
+
+/*
+ * sockfs_dname() is called from d_path().
+ */
+static char *sockfs_dname(struct dentry *dentry, char *buffer, int buflen)
+{
+       return dynamic_dname(dentry, buffer, buflen, "socket:[%lu]",
+                               dentry->d_inode->i_ino);
+}
+
 static struct dentry_operations sockfs_dentry_operations = {
        .d_delete = sockfs_delete_dentry,
+       .d_dname  = sockfs_dname,
 };
 
 /*
@@ -355,14 +363,9 @@ static int sock_alloc_fd(struct file **filep)
 
 static int sock_attach_fd(struct socket *sock, struct file *file)
 {
-       struct qstr this;
-       char name[32];
+       struct qstr name = { .name = "" };
 
-       this.len = sprintf(name, "[%lu]", SOCK_INODE(sock)->i_ino);
-       this.name = name;
-       this.hash = 0;
-
-       file->f_path.dentry = d_alloc(sock_mnt->mnt_sb->s_root, &this);
+       file->f_path.dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
        if (unlikely(!file->f_path.dentry))
                return -ENOMEM;
 
@@ -585,6 +588,37 @@ int kernel_sendmsg(struct socket *sock, struct msghdr *msg,
        return result;
 }
 
+/*
+ * called from sock_recv_timestamp() if sock_flag(sk, SOCK_RCVTSTAMP)
+ */
+void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
+       struct sk_buff *skb)
+{
+       ktime_t kt = skb->tstamp;
+
+       if (!sock_flag(sk, SOCK_RCVTSTAMPNS)) {
+               struct timeval tv;
+               /* Race occurred between timestamp enabling and packet
+                  receiving.  Fill in the current time for now. */
+               if (kt.tv64 == 0)
+                       kt = ktime_get_real();
+               skb->tstamp = kt;
+               tv = ktime_to_timeval(kt);
+               put_cmsg(msg, SOL_SOCKET, SCM_TIMESTAMP, sizeof(tv), &tv);
+       } else {
+               struct timespec ts;
+               /* Race occurred between timestamp enabling and packet
+                  receiving.  Fill in the current time for now. */
+               if (kt.tv64 == 0)
+                       kt = ktime_get_real();
+               skb->tstamp = kt;
+               ts = ktime_to_timespec(kt);
+               put_cmsg(msg, SOL_SOCKET, SCM_TIMESTAMPNS, sizeof(ts), &ts);
+       }
+}
+
+EXPORT_SYMBOL_GPL(__sock_recv_timestamp);
+
 static inline int __sock_recvmsg(struct kiocb *iocb, struct socket *sock,
                                 struct msghdr *msg, size_t size, int flags)
 {
@@ -1292,7 +1326,7 @@ asmlinkage long sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen)
        int err, fput_needed;
 
        sock = sockfd_lookup_light(fd, &err, &fput_needed);
-       if(sock) {
+       if (sock) {
                err = move_addr_to_kernel(umyaddr, addrlen, address);
                if (err >= 0) {
                        err = security_socket_bind(sock,
@@ -1904,9 +1938,7 @@ asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg,
        total_len = err;
 
        cmsg_ptr = (unsigned long)msg_sys.msg_control;
-       msg_sys.msg_flags = 0;
-       if (MSG_CMSG_COMPAT & flags)
-               msg_sys.msg_flags = MSG_CMSG_COMPAT;
+       msg_sys.msg_flags = flags & (MSG_CMSG_CLOEXEC|MSG_CMSG_COMPAT);
 
        if (sock->file->f_flags & O_NONBLOCK)
                flags |= MSG_DONTWAIT;