Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

[linux-2.6] / fs / devpts / inode.c

diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 1571c8d6c2322368ef0a8d57e753a3944c2390cf..bfb8a230bac96276957651ac514d596c50f4436d 100644 (file)
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -18,28 +18,9 @@
 #include <linux/mount.h>
 #include <linux/tty.h>
 #include <linux/devpts_fs.h>
-#include <linux/xattr.h>
 
 #define DEVPTS_SUPER_MAGIC 0x1cd1
 
-extern struct xattr_handler devpts_xattr_security_handler;
-
-static struct xattr_handler *devpts_xattr_handlers[] = {
-#ifdef CONFIG_DEVPTS_FS_SECURITY
-       &devpts_xattr_security_handler,
-#endif
-       NULL
-};
-
-static struct inode_operations devpts_file_inode_operations = {
-#ifdef CONFIG_DEVPTS_FS_XATTR
-       .setxattr       = generic_setxattr,
-       .getxattr       = generic_getxattr,
-       .listxattr      = generic_listxattr,
-       .removexattr    = generic_removexattr,
-#endif
-};
-
 static struct vfsmount *devpts_mnt;
 static struct dentry *devpts_root;
 
@@ -102,7 +83,6 @@ devpts_fill_super(struct super_block *s, void *data, int silent)
        s->s_blocksize_bits = 10;
        s->s_magic = DEVPTS_SUPER_MAGIC;
        s->s_op = &devpts_sops;
-       s->s_xattr = devpts_xattr_handlers;
        s->s_time_gran = 1;
 
        inode = new_inode(s);
@@ -150,7 +130,7 @@ static struct dentry *get_node(int num)
 {
        char s[12];
        struct dentry *root = devpts_root;
-       down(&root->d_inode->i_sem);
+       mutex_lock(&root->d_inode->i_mutex);
        return lookup_one_len(s, root, sprintf(s, "%d", num));
 }
 
@@ -175,14 +155,13 @@ int devpts_pty_new(struct tty_struct *tty)
        inode->i_gid = config.setgid ? config.gid : current->fsgid;
        inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
        init_special_inode(inode, S_IFCHR|config.mode, device);
-       inode->i_op = &devpts_file_inode_operations;
        inode->u.generic_ip = tty;
 
        dentry = get_node(number);
        if (!IS_ERR(dentry) && !dentry->d_inode)
                d_instantiate(dentry, inode);
 
-       up(&devpts_root->d_inode->i_sem);
+       mutex_unlock(&devpts_root->d_inode->i_mutex);
 
        return 0;
 }
@@ -199,7 +178,7 @@ struct tty_struct *devpts_get_tty(int number)
                dput(dentry);
        }
 
-       up(&devpts_root->d_inode->i_sem);
+       mutex_unlock(&devpts_root->d_inode->i_mutex);
 
        return tty;
 }
@@ -217,7 +196,7 @@ void devpts_pty_kill(int number)
                }
                dput(dentry);
        }
-       up(&devpts_root->d_inode->i_sem);
+       mutex_unlock(&devpts_root->d_inode->i_mutex);
 }
 
 static int __init init_devpts_fs(void)