Import 2.3.6
[davej-history.git] / include / linux / mount.h
blob7e7ccb266cb60d3f0aec7b33fa7de8d30463ba8d
1 /*
3 * Definitions for mount interface. This describes the in the kernel build
4 * linkedlist with mounted filesystems.
6 * Author: Marco van Wieringen <mvw@planets.elm.net>
8 * Version: $Id: mount.h,v 2.0 1996/11/17 16:48:14 mvw Exp mvw $
11 #ifndef _LINUX_MOUNT_H
12 #define _LINUX_MOUNT_H
14 #define DQUOT_USR_ENABLED 0x01 /* User diskquotas enabled */
15 #define DQUOT_GRP_ENABLED 0x02 /* Group diskquotas enabled */
17 struct quota_mount_options
19 unsigned int flags; /* Flags for diskquotas on this device */
20 struct semaphore semaphore; /* lock device while I/O in progress */
21 struct file *files[MAXQUOTAS]; /* fp's to quotafiles */
22 time_t inode_expire[MAXQUOTAS]; /* expiretime for inode-quota */
23 time_t block_expire[MAXQUOTAS]; /* expiretime for block-quota */
24 char rsquash[MAXQUOTAS]; /* for quotas threath root as any other user */
27 struct vfsmount
29 kdev_t mnt_dev; /* Device this applies to */
30 char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */
31 char *mnt_dirname; /* Name of directory mounted on */
32 unsigned int mnt_flags; /* Flags of this device */
33 struct super_block *mnt_sb; /* pointer to superblock */
34 struct quota_mount_options mnt_dquot; /* Diskquota specific mount options */
35 struct vfsmount *mnt_next; /* pointer to next in linkedlist */
38 struct vfsmount *lookup_vfsmnt(kdev_t dev);
41 * Umount options
44 #define MNT_FORCE 0x00000001 /* Attempt to forcibily umount */
46 #endif /* _LINUX_MOUNT_H */