2 files changed, 31 insertions, 13 deletions

diff --git a/arch/sparc64/solaris/ioctl.c b/arch/sparc64/solaris/ioctl.c
index cac0a1cf0050..be0a054e3ed6 100644
--- a/arch/sparc64/solaris/ioctl.c
+++ b/arch/sparc64/solaris/ioctl.c
@@ -24,6 +24,7 @@
 #include <linux/netdevice.h>
 #include <linux/mtio.h>
 #include <linux/time.h>
+#include <linux/rcupdate.h>
 #include <linux/compat.h>
 
 #include <net/sock.h>
@@ -293,16 +294,18 @@ static struct module_info {
 static inline int solaris_sockmod(unsigned int fd, unsigned int cmd, u32 arg)
 {
         struct inode *ino;
+        struct fdtable *fdt;
         /* I wonder which of these tests are superfluous... --patrik */
-        spin_lock(&current->files->file_lock);
-        if (! current->files->fd[fd] ||
-            ! current->files->fd[fd]->f_dentry ||
-            ! (ino = current->files->fd[fd]->f_dentry->d_inode) ||
+        rcu_read_lock();
+        fdt = files_fdtable(current->files);
+        if (! fdt->fd[fd] ||
+            ! fdt->fd[fd]->f_dentry ||
+            ! (ino = fdt->fd[fd]->f_dentry->d_inode) ||
             ! S_ISSOCK(ino->i_mode)) {
-                spin_unlock(&current->files->file_lock);
+                rcu_read_unlock();
                 return TBADF;
         }
-        spin_unlock(&current->files->file_lock);
+        rcu_read_unlock();
         
         switch (cmd & 0xff) {
         case 109: /* SI_SOCKPARAMS */
diff --git a/arch/sparc64/solaris/timod.c b/arch/sparc64/solaris/timod.c
index 022c80f43392..aaad29c35c83 100644
--- a/arch/sparc64/solaris/timod.c
+++ b/arch/sparc64/solaris/timod.c
@@ -143,9 +143,11 @@ static struct T_primsg *timod_mkctl(int size)
 static void timod_wake_socket(unsigned int fd)
 {
         struct socket *sock;
+        struct fdtable *fdt;
 
         SOLD("wakeing socket");
-        sock = SOCKET_I(current->files->fd[fd]->f_dentry->d_inode);
+        fdt = files_fdtable(current->files);
+        sock = SOCKET_I(fdt->fd[fd]->f_dentry->d_inode);
         wake_up_interruptible(&sock->wait);
         read_lock(&sock->sk->sk_callback_lock);
         if (sock->fasync_list && !test_bit(SOCK_ASYNC_WAITDATA, &sock->flags))
@@ -157,9 +159,11 @@ static void timod_wake_socket(unsigned int fd)
 static void timod_queue(unsigned int fd, struct T_primsg *it)
 {
         struct sol_socket_struct *sock;
+        struct fdtable *fdt;
 
         SOLD("queuing primsg");
-        sock = (struct sol_socket_struct *)current->files->fd[fd]->private_data;
+        fdt = files_fdtable(current->files);
+        sock = (struct sol_socket_struct *)fdt->fd[fd]->private_data;
         it->next = sock->pfirst;
         sock->pfirst = it;
         if (!sock->plast)
@@ -171,9 +175,11 @@ static void timod_queue(unsigned int fd, struct T_primsg *it)
 static void timod_queue_end(unsigned int fd, struct T_primsg *it)
 {
         struct sol_socket_struct *sock;
+        struct fdtable *fdt;
 
         SOLD("queuing primsg at end");
-        sock = (struct sol_socket_struct *)current->files->fd[fd]->private_data;
+        fdt = files_fdtable(current->files);
+        sock = (struct sol_socket_struct *)fdt->fd[fd]->private_data;
         it->next = NULL;
         if (sock->plast)
                 sock->plast->next = it;
@@ -344,6 +350,7 @@ int timod_putmsg(unsigned int fd, char __user *ctl_buf, int ctl_len,
         char *buf;
         struct file *filp;
         struct inode *ino;
+        struct fdtable *fdt;
         struct sol_socket_struct *sock;
         mm_segment_t old_fs = get_fs();
         long args[6];
@@ -351,7 +358,9 @@ int timod_putmsg(unsigned int fd, char __user *ctl_buf, int ctl_len,
                 (int (*)(int, unsigned long __user *))SYS(socketcall);
         int (*sys_sendto)(int, void __user *, size_t, unsigned, struct sockaddr __user *, int) =
                 (int (*)(int, void __user *, size_t, unsigned, struct sockaddr __user *, int))SYS(sendto);
-        filp = current->files->fd[fd];
+
+        fdt = files_fdtable(current->files);
+        filp = fdt->fd[fd];
         ino = filp->f_dentry->d_inode;
         sock = (struct sol_socket_struct *)filp->private_data;
         SOLD("entry");
@@ -620,6 +629,7 @@ int timod_getmsg(unsigned int fd, char __user *ctl_buf, int ctl_maxlen, s32 __us
         int oldflags;
         struct file *filp;
         struct inode *ino;
+        struct fdtable *fdt;
         struct sol_socket_struct *sock;
         struct T_unitdata_ind udi;
         mm_segment_t old_fs = get_fs();
@@ -632,7 +642,8 @@ int timod_getmsg(unsigned int fd, char __user *ctl_buf, int ctl_maxlen, s32 __us
         
         SOLD("entry");
         SOLDD(("%u %p %d %p %p %d %p %d\n", fd, ctl_buf, ctl_maxlen, ctl_len, data_buf, data_maxlen, data_len, *flags_p));
-        filp = current->files->fd[fd];
+        fdt = files_fdtable(current->files);
+        filp = fdt->fd[fd];
         ino = filp->f_dentry->d_inode;
         sock = (struct sol_socket_struct *)filp->private_data;
         SOLDD(("%p %p\n", sock->pfirst, sock->pfirst ? sock->pfirst->next : NULL));
@@ -844,12 +855,14 @@ asmlinkage int solaris_getmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3)
         int __user *flgptr;
         int flags;
         int error = -EBADF;
+        struct fdtable *fdt;
 
         SOLD("entry");
         lock_kernel();
         if(fd >= NR_OPEN) goto out;
 
-        filp = current->files->fd[fd];
+        fdt = files_fdtable(current->files);
+        filp = fdt->fd[fd];
         if(!filp) goto out;
 
         ino = filp->f_dentry->d_inode;
@@ -910,12 +923,14 @@ asmlinkage int solaris_putmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3)
         struct strbuf ctl, dat;
         int flags = (int) arg3;
         int error = -EBADF;
+        struct fdtable *fdt;
 
         SOLD("entry");
         lock_kernel();
         if(fd >= NR_OPEN) goto out;
 
-        filp = current->files->fd[fd];
+        fdt = files_fdtable(current->files);
+        filp = fdt->fd[fd];
         if(!filp) goto out;
 
         ino = filp->f_dentry->d_inode;