[PATCH] autofs4: add new packet type for v5 communications

[linux-2.6-omap-h63xx.git] / fs / autofs4 / autofs_i.h

diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index 00da71d0f32a7463c74b0603907d04e3aca71cbd..37c8d909d1e957e2076ea04289f79dd97233907e 100644 (file)
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -3,6 +3,7 @@
  * linux/fs/autofs/autofs_i.h
  *
  *   Copyright 1997-1998 Transmeta Corporation - All Rights Reserved
+ *   Copyright 2005-2006 Ian Kent <raven@themaw.net>
  *
  * This file is part of the Linux kernel and is made available under
  * the terms of the GNU General Public License, version 2, or at your
@@ -76,6 +77,12 @@ struct autofs_wait_queue {
        int hash;
        int len;
        char *name;
+       u32 dev;
+       u64 ino;
+       uid_t uid;
+       gid_t gid;
+       pid_t pid;
+       pid_t tgid;
        /* This is for status reporting upon return */
        int status;
        atomic_t notified;
@@ -84,15 +91,23 @@ struct autofs_wait_queue {
 
 #define AUTOFS_SBI_MAGIC 0x6d4a556d
 
+#define AUTOFS_TYP_INDIRECT     0x0001
+#define AUTOFS_TYP_DIRECT       0x0002
+#define AUTOFS_TYP_OFFSET       0x0004
+
 struct autofs_sb_info {
        u32 magic;
        struct dentry *root;
+       int pipefd;
        struct file *pipe;
        pid_t oz_pgrp;
        int catatonic;
        int version;
        int sub_version;
+       int min_proto;
+       int max_proto;
        unsigned long exp_timeout;
+       unsigned int type;
        int reghost_enabled;
        int needs_reghost;
        struct super_block *sb;
@@ -159,6 +174,8 @@ int autofs4_expire_multi(struct super_block *, struct vfsmount *,
 extern struct inode_operations autofs4_symlink_inode_operations;
 extern struct inode_operations autofs4_dir_inode_operations;
 extern struct inode_operations autofs4_root_inode_operations;
+extern struct inode_operations autofs4_indirect_root_inode_operations;
+extern struct inode_operations autofs4_direct_root_inode_operations;
 extern struct file_operations autofs4_dir_operations;
 extern struct file_operations autofs4_root_operations;
 
@@ -169,13 +186,6 @@ struct autofs_info *autofs4_init_ino(struct autofs_info *, struct autofs_sb_info
 
 /* Queue management functions */
 
-enum autofs_notify
-{
-       NFY_NONE,
-       NFY_MOUNT,
-       NFY_EXPIRE
-};
-
 int autofs4_wait(struct autofs_sb_info *,struct dentry *, enum autofs_notify);
 int autofs4_wait_release(struct autofs_sb_info *,autofs_wqt_t,int);
 void autofs4_catatonic_mode(struct autofs_sb_info *);
@@ -193,12 +203,22 @@ static inline int autofs4_follow_mount(struct vfsmount **mnt, struct dentry **de
        return res;
 }
 
+static inline u32 autofs4_get_dev(struct autofs_sb_info *sbi)
+{
+       return new_encode_dev(sbi->sb->s_dev);
+}
+
+static inline u64 autofs4_get_ino(struct autofs_sb_info *sbi)
+{
+       return sbi->sb->s_root->d_inode->i_ino;
+}
+
 static inline int simple_positive(struct dentry *dentry)
 {
        return dentry->d_inode && !d_unhashed(dentry);
 }
 
-static inline int simple_empty_nolock(struct dentry *dentry)
+static inline int __simple_empty(struct dentry *dentry)
 {
        struct dentry *child;
        int ret = 0;