linux 2.6.16.38 w/ vs2.0.3-rc1

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

diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 836d50b..caba0b5 100644 (file)
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -18,16 +18,7 @@
 #include <linux/mount.h>
 #include <linux/tty.h>
 #include <linux/devpts_fs.h>
-#include <linux/xattr.h>
 
-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 int devpts_permission(struct inode *inode, int mask, struct nameidata *nd)
 {
@@ -39,13 +30,7 @@ static int devpts_permission(struct inode *inode, int mask, struct nameidata *nd
 }
 
 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
-       .permission     = devpts_permission,
+       .permission     = devpts_permission,
 };
 
 static struct vfsmount *devpts_mnt;
@@ -128,7 +113,6 @@ 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);
@@ -177,11 +161,10 @@ 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));
 }
 
-
 int devpts_pty_new(struct tty_struct *tty)
 {
        int number = tty->index;
@@ -211,7 +194,7 @@ int devpts_pty_new(struct tty_struct *tty)
        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;
 }
@@ -228,7 +211,7 @@ 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;
 }
@@ -246,7 +229,7 @@ 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)