diff --git a/sys/ufs/ufs/quota.h b/sys/ufs/ufs/quota.h index 42c59fe9cdb8..28f4e92d8fcb 100644 --- a/sys/ufs/ufs/quota.h +++ b/sys/ufs/ufs/quota.h @@ -1,220 +1,220 @@ /*- * Copyright (c) 1982, 1986, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Robert Elz at The University of Melbourne. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)quota.h 8.3 (Berkeley) 8/19/94 * $FreeBSD$ */ #ifndef _UFS_UFS_QUOTA_H_ #define _UFS_UFS_QUOTA_H_ /* * Definitions for disk quotas imposed on the average user * (big brother finally hits UNIX). * * The following constants define the amount of time given a user before the * soft limits are treated as hard limits (usually resulting in an allocation * failure). The timer is started when the user crosses their soft limit, it * is reset when they go below their soft limit. */ #define MAX_IQ_TIME (7*24*60*60) /* seconds in 1 week */ #define MAX_DQ_TIME (7*24*60*60) /* seconds in 1 week */ /* * The following constants define the usage of the quota file array in the * ufsmount structure and dquot array in the inode structure. The semantics * of the elements of these arrays are defined in the routine getinoquota; * the remainder of the quota code treats them generically and need not be * inspected when changing the size of the array. */ #define MAXQUOTAS 2 #define USRQUOTA 0 /* element used for user quotas */ #define GRPQUOTA 1 /* element used for group quotas */ /* * Definitions for the default names of the quotas files. */ #define INITQFNAMES { \ "user", /* USRQUOTA */ \ "group", /* GRPQUOTA */ \ "undefined", \ } #define QUOTAFILENAME "quota" #define QUOTAGROUP "operator" /* * Command definitions for the 'quotactl' system call. The commands are * broken into a main command defined below and a subcommand that is used * to convey the type of quota that is being manipulated (see above). */ #define SUBCMDMASK 0x00ff #define SUBCMDSHIFT 8 #define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK)) #define Q_QUOTAON 0x0100 /* enable quotas */ #define Q_QUOTAOFF 0x0200 /* disable quotas */ #define Q_GETQUOTA 0x0300 /* get limits and usage */ #define Q_SETQUOTA 0x0400 /* set limits and usage */ #define Q_SETUSE 0x0500 /* set usage */ #define Q_SYNC 0x0600 /* sync disk copy of a filesystems quotas */ /* * The following structure defines the format of the disk quota file * (as it appears on disk) - the file is an array of these structures * indexed by user or group number. The setquota system call establishes * the vnode for each quota file (a pointer is retained in the ufsmount * structure). */ struct dqblk { u_int32_t dqb_bhardlimit; /* absolute limit on disk blks alloc */ u_int32_t dqb_bsoftlimit; /* preferred limit on disk blks */ u_int32_t dqb_curblocks; /* current block count */ u_int32_t dqb_ihardlimit; /* maximum # allocated inodes + 1 */ u_int32_t dqb_isoftlimit; /* preferred inode limit */ u_int32_t dqb_curinodes; /* current # allocated inodes */ int32_t dqb_btime; /* time limit for excessive disk use */ int32_t dqb_itime; /* time limit for excessive files */ }; #ifdef _KERNEL #include /* * The following structure records disk usage for a user or group on a * filesystem. There is one allocated for each quota that exists on any * filesystem for the current user or group. A cache is kept of recently * used entries. * (h) protected by dqhlock */ struct dquot { LIST_ENTRY(dquot) dq_hash; /* (h) hash list */ TAILQ_ENTRY(dquot) dq_freelist; /* (h) free list */ struct mtx dq_lock; /* lock for concurrency */ u_int16_t dq_flags; /* flags, see below */ u_int16_t dq_type; /* quota type of this dquot */ u_int32_t dq_cnt; /* (h) count of active references */ u_int32_t dq_id; /* identifier this applies to */ - struct ufsmount *dq_ump; /* (h) filesystem that this is + struct ufsmount *dq_ump; /* (h) filesystem that this is taken from */ - struct dqblk dq_dqb; /* actual usage & quotas */ + struct dqblk dq_dqb; /* actual usage & quotas */ }; /* * Flag values. */ #define DQ_LOCK 0x01 /* this quota locked (no MODS) */ #define DQ_WANT 0x02 /* wakeup on unlock */ #define DQ_MOD 0x04 /* this quota modified since read */ #define DQ_FAKE 0x08 /* no limits here, just usage */ #define DQ_BLKS 0x10 /* has been warned about blk limit */ #define DQ_INODS 0x20 /* has been warned about inode limit */ /* * Shorthand notation. */ #define dq_bhardlimit dq_dqb.dqb_bhardlimit #define dq_bsoftlimit dq_dqb.dqb_bsoftlimit #define dq_curblocks dq_dqb.dqb_curblocks #define dq_ihardlimit dq_dqb.dqb_ihardlimit #define dq_isoftlimit dq_dqb.dqb_isoftlimit #define dq_curinodes dq_dqb.dqb_curinodes #define dq_btime dq_dqb.dqb_btime #define dq_itime dq_dqb.dqb_itime /* * If the system has never checked for a quota for this file, then it is * set to NODQUOT. Once a write attempt is made the inode pointer is set * to reference a dquot structure. */ #define NODQUOT NULL /* * Flags to chkdq() and chkiq() */ #define FORCE 0x01 /* force usage changes independent of limits */ #define CHOWN 0x02 /* (advisory) change initiated by chown */ /* * Macros to avoid subroutine calls to trivial functions. */ #ifdef DIAGNOSTIC #define DQREF(dq) dqref(dq) #else #define DQREF(dq) (dq)->dq_cnt++ #endif #define DQI_LOCK(dq) mtx_lock(&(dq)->dq_lock) #define DQI_UNLOCK(dq) mtx_unlock(&(dq)->dq_lock) #define DQI_WAIT(dq, prio, msg) do { \ while ((dq)->dq_flags & DQ_LOCK) { \ (dq)->dq_flags |= DQ_WANT; \ (void) msleep((dq), \ &(dq)->dq_lock, (prio), (msg), 0); \ } \ } while (0) #define DQI_WAKEUP(dq) do { \ if ((dq)->dq_flags & DQ_WANT) \ wakeup((dq)); \ (dq)->dq_flags &= ~(DQ_WANT|DQ_LOCK); \ } while (0) struct inode; struct mount; struct thread; struct ucred; struct vnode; int chkdq(struct inode *, int64_t, struct ucred *, int); int chkiq(struct inode *, int, struct ucred *, int); void dqinit(void); void dqrele(struct vnode *, struct dquot *); void dquninit(void); int getinoquota(struct inode *); int getquota(struct thread *, struct mount *, u_long, int, void *); int qsync(struct mount *mp); int quotaoff(struct thread *td, struct mount *, int); int quotaon(struct thread *td, struct mount *, int, void *); int setquota(struct thread *, struct mount *, u_long, int, void *); int setuse(struct thread *, struct mount *, u_long, int, void *); vfs_quotactl_t ufs_quotactl; #else /* !_KERNEL */ #include __BEGIN_DECLS int quotactl(const char *, int, int, void *); __END_DECLS #endif /* _KERNEL */ #endif /* !_UFS_UFS_QUOTA_H_ */ diff --git a/sys/ufs/ufs/ufsmount.h b/sys/ufs/ufs/ufsmount.h index 5057991db514..50a0941c0c80 100644 --- a/sys/ufs/ufs/ufsmount.h +++ b/sys/ufs/ufs/ufsmount.h @@ -1,135 +1,135 @@ /*- * Copyright (c) 1982, 1986, 1989, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)ufsmount.h 8.6 (Berkeley) 3/30/95 * $FreeBSD$ */ #ifndef _UFS_UFS_UFSMOUNT_H_ #define _UFS_UFS_UFSMOUNT_H_ #include /* XXX For struct workhead. */ /* * Arguments to mount UFS-based filesystems */ struct ufs_args { char *fspec; /* block special device to mount */ struct export_args export; /* network export information */ }; #ifdef _KERNEL #ifdef MALLOC_DECLARE MALLOC_DECLARE(M_UFSMNT); #endif struct buf; struct inode; struct nameidata; struct timeval; struct ucred; struct uio; struct vnode; struct ufs_extattr_per_mount; /* This structure describes the UFS specific mount structure data. */ struct ufsmount { struct mount *um_mountp; /* filesystem vfs structure */ - struct cdev *um_dev; /* device mounted */ - struct g_consumer *um_cp; - struct bufobj *um_bo; /* Buffer cache object */ + struct cdev *um_dev; /* device mounted */ + struct g_consumer *um_cp; + struct bufobj *um_bo; /* Buffer cache object */ struct vnode *um_devvp; /* block device mounted vnode */ u_long um_fstype; /* type of filesystem */ struct fs *um_fs; /* pointer to superblock */ struct ufs_extattr_per_mount um_extattr; /* extended attrs */ u_long um_nindir; /* indirect ptrs per block */ u_long um_bptrtodb; /* indir ptr to disk block */ u_long um_seqinc; /* inc between seq blocks */ struct mtx um_lock; /* Protects ufsmount & fs */ long um_numindirdeps; /* outstanding indirdeps */ - struct workhead softdep_workitem_pending; /* softdep work queue */ - struct worklist *softdep_worklist_tail; /* Tail pointer for above */ + struct workhead softdep_workitem_pending; /* softdep work queue */ + struct worklist *softdep_worklist_tail; /* Tail pointer for above */ int softdep_on_worklist; /* Items on the worklist */ int softdep_on_worklist_inprogress; /* Busy items on worklist */ int softdep_deps; /* Total dependency count */ int softdep_accdeps; /* accumulated dep count */ int softdep_req; /* Wakeup when deps hits 0. */ struct vnode *um_quotas[MAXQUOTAS]; /* pointer to quota files */ struct ucred *um_cred[MAXQUOTAS]; /* quota file access cred */ time_t um_btime[MAXQUOTAS]; /* block quota time limit */ time_t um_itime[MAXQUOTAS]; /* inode quota time limit */ char um_qflags[MAXQUOTAS]; /* quota specific flags */ int64_t um_savedmaxfilesize; /* XXX - limit maxfilesize */ int (*um_balloc)(struct vnode *, off_t, int, struct ucred *, int, struct buf **); int (*um_blkatoff)(struct vnode *, off_t, char **, struct buf **); int (*um_truncate)(struct vnode *, off_t, int, struct ucred *, struct thread *); int (*um_update)(struct vnode *, int); int (*um_valloc)(struct vnode *, int, struct ucred *, struct vnode **); int (*um_vfree)(struct vnode *, ino_t, int); void (*um_ifree)(struct ufsmount *, struct inode *); }; #define UFS_BALLOC(aa, bb, cc, dd, ee, ff) VFSTOUFS((aa)->v_mount)->um_balloc(aa, bb, cc, dd, ee, ff) #define UFS_BLKATOFF(aa, bb, cc, dd) VFSTOUFS((aa)->v_mount)->um_blkatoff(aa, bb, cc, dd) #define UFS_TRUNCATE(aa, bb, cc, dd, ee) VFSTOUFS((aa)->v_mount)->um_truncate(aa, bb, cc, dd, ee) #define UFS_UPDATE(aa, bb) VFSTOUFS((aa)->v_mount)->um_update(aa, bb) #define UFS_VALLOC(aa, bb, cc, dd) VFSTOUFS((aa)->v_mount)->um_valloc(aa, bb, cc, dd) #define UFS_VFREE(aa, bb, cc) VFSTOUFS((aa)->v_mount)->um_vfree(aa, bb, cc) #define UFS_IFREE(aa, bb) ((aa)->um_ifree(aa, bb)) #define UFS_LOCK(aa) mtx_lock(&(aa)->um_lock) #define UFS_UNLOCK(aa) mtx_unlock(&(aa)->um_lock) #define UFS_MTX(aa) (&(aa)->um_lock) /* * Filesystem types */ #define UFS1 1 #define UFS2 2 /* * Flags describing the state of quotas. */ #define QTF_OPENING 0x01 /* Q_QUOTAON in progress */ #define QTF_CLOSING 0x02 /* Q_QUOTAOFF in progress */ /* Convert mount ptr to ufsmount ptr. */ #define VFSTOUFS(mp) ((struct ufsmount *)((mp)->mnt_data)) #define UFSTOVFS(ump) (ump)->um_mountp /* * Macros to access filesystem parameters in the ufsmount structure. * Used by ufs_bmap. */ #define MNINDIR(ump) ((ump)->um_nindir) #define blkptrtodb(ump, b) ((b) << (ump)->um_bptrtodb) #define is_sequential(ump, a, b) ((b) == (a) + ump->um_seqinc) #endif /* _KERNEL */ #endif