>0x7fffffff blocksize filesystem reporting

Kirk McKusick mckusick at beastie.mckusick.com
Wed Nov 5 21:04:58 PST 2003


I have gone back and resurrected the changes for the updated statfs
structure that were discussed on arch some months ago. Because they
introduce replacement system calls for the statfs family of system 
calls, it is necessary to build and install a new kernel before doing
a `make world'. Failure to do so will result in programs that use
statfs (like df) failing with `bad system call' until a new kernel 
is booted. If the new kernel is booted first, it will handle both the
new and old forms of the system call. If I have not received any
objections to this change, I will check it into -current on the
evening of Monday November 10th.

	Kirk McKusick

=-=-=-=-=-=

Index: sys/sys/mount.h
===================================================================
RCS file: /usr/ncvs/src/sys/sys/mount.h,v
retrieving revision 1.148
diff -c -r1.148 mount.h
*** sys/sys/mount.h	1 Jul 2003 17:40:23 -0000	1.148
--- sys/sys/mount.h	5 Nov 2003 05:10:54 -0000
***************
*** 63,75 ****
  /*
   * filesystem statistics
   */
  
! #define	MFSNAMELEN	16	/* length of fs type name, including null */
! #define	MNAMELEN	(88 - 2 * sizeof(long))	/* size of on/from name bufs */
  
  /* XXX getfsstat.2 is out of date with write and read counter changes here. */
  /* XXX statfs.2 is out of date with read counter changes here. */
! struct statfs {
  	long	f_spare2;		/* placeholder */
  	long	f_bsize;		/* fundamental filesystem block size */
  	long	f_iosize;		/* optimal transfer block size */
--- 63,103 ----
  /*
   * filesystem statistics
   */
+ #define	MFSNAMELEN	16		/* length of type name including null */
+ #define	MNAMELEN	80		/* size of on/from name bufs */
+ #define STATFS_VERSION	0x20030518	/* current version number */
+ struct statfs {
+ 	u_int32_t f_version;		/* structure version number */
+ 	u_int32_t f_type;		/* type of filesystem */
+ 	u_int64_t f_flags;		/* copy of mount exported flags */
+ 	u_int64_t f_bsize;		/* filesystem fragment size */
+ 	u_int64_t f_iosize;		/* optimal transfer block size */
+ 	u_int64_t f_blocks;		/* total data blocks in filesystem */
+ 	u_int64_t f_bfree;		/* free blocks in filesystem */
+ 	int64_t	  f_bavail;		/* free blocks avail to non-superuser */
+ 	u_int64_t f_files;		/* total file nodes in filesystem */
+ 	int64_t	  f_ffree;		/* free nodes avail to non-superuser */
+ 	u_int64_t f_syncwrites;		/* count of sync writes since mount */
+ 	u_int64_t f_asyncwrites;	/* count of async writes since mount */
+ 	u_int64_t f_syncreads;		/* count of sync reads since mount */
+ 	u_int64_t f_asyncreads;		/* count of async reads since mount */
+ 	u_int64_t f_spare[10];		/* unused spare */
+ 	u_int32_t f_namemax;		/* maximum filename length */
+ 	uid_t	  f_owner;		/* user that mounted the filesystem */
+ 	fsid_t	  f_fsid;		/* filesystem id */
+ 	char	  f_charspare[76];	    /* spare string space */
+ 	char	  f_fstypename[MFSNAMELEN]; /* filesystem type name */
+ 	char	  f_mntfromname[MNAMELEN];  /* mounted filesystem */
+ 	char	  f_mntonname[MNAMELEN];    /* directory on which mounted */
+ };
  
! #ifdef _KERNEL
! #define	OMFSNAMELEN	16	/* length of fs type name, including null */
! #define	OMNAMELEN	(88 - 2 * sizeof(long))	/* size of on/from name bufs */
  
  /* XXX getfsstat.2 is out of date with write and read counter changes here. */
  /* XXX statfs.2 is out of date with read counter changes here. */
! struct ostatfs {
  	long	f_spare2;		/* placeholder */
  	long	f_bsize;		/* fundamental filesystem block size */
  	long	f_iosize;		/* optimal transfer block size */
***************
*** 84,95 ****
  	int	f_flags;		/* copy of mount exported flags */
  	long	f_syncwrites;		/* count of sync writes since mount */
  	long	f_asyncwrites;		/* count of async writes since mount */
! 	char	f_fstypename[MFSNAMELEN]; /* fs type name */
! 	char	f_mntonname[MNAMELEN];	/* directory on which mounted */
  	long	f_syncreads;		/* count of sync reads since mount */
  	long	f_asyncreads;		/* count of async reads since mount */
  	short	f_spares1;		/* unused spare */
! 	char	f_mntfromname[MNAMELEN];/* mounted filesystem */
  	short	f_spares2;		/* unused spare */
  	/*
  	 * XXX on machines where longs are aligned to 8-byte boundaries, there
--- 112,123 ----
  	int	f_flags;		/* copy of mount exported flags */
  	long	f_syncwrites;		/* count of sync writes since mount */
  	long	f_asyncwrites;		/* count of async writes since mount */
! 	char	f_fstypename[OMFSNAMELEN]; /* fs type name */
! 	char	f_mntonname[OMNAMELEN];	/* directory on which mounted */
  	long	f_syncreads;		/* count of sync reads since mount */
  	long	f_asyncreads;		/* count of async reads since mount */
  	short	f_spares1;		/* unused spare */
! 	char	f_mntfromname[OMNAMELEN];/* mounted filesystem */
  	short	f_spares2;		/* unused spare */
  	/*
  	 * XXX on machines where longs are aligned to 8-byte boundaries, there
***************
*** 99,105 ****
  	long	f_spare[2];		/* unused spare */
  };
  
- #ifdef _KERNEL
  #define	MMAXOPTIONLEN	65536		/* maximum length of a mount option */
  
  TAILQ_HEAD(vnodelst, vnode);
--- 127,132 ----
Index: sys/kern/syscalls.master
===================================================================
RCS file: /usr/ncvs/src/sys/kern/syscalls.master,v
retrieving revision 1.155
diff -c -r1.155 syscalls.master
*** sys/kern/syscalls.master	21 Oct 2003 07:03:27 -0000	1.155
--- sys/kern/syscalls.master	5 Nov 2003 05:10:54 -0000
***************
*** 68,74 ****
  15	STD	POSIX	{ int chmod(char *path, int mode); }
  16	STD	POSIX	{ int chown(char *path, int uid, int gid); }
  17	MSTD	BSD	{ int obreak(char *nsize); } break obreak_args int
! 18	STD	BSD	{ int getfsstat(struct statfs *buf, long bufsize, \
  			    int flags); }
  19	COMPAT	POSIX	{ long lseek(int fd, long offset, int whence); }
  20	MSTD	POSIX	{ pid_t getpid(void); }
--- 68,74 ----
  15	STD	POSIX	{ int chmod(char *path, int mode); }
  16	STD	POSIX	{ int chown(char *path, int uid, int gid); }
  17	MSTD	BSD	{ int obreak(char *nsize); } break obreak_args int
! 18	COMPAT4	BSD	{ int getfsstat(struct ostatfs *buf, long bufsize, \
  			    int flags); }
  19	COMPAT	POSIX	{ long lseek(int fd, long offset, int whence); }
  20	MSTD	POSIX	{ pid_t getpid(void); }
***************
*** 252,259 ****
  155	MNOIMPL	BSD	{ int nfssvc(int flag, caddr_t argp); }
  156	COMPAT	BSD	{ int getdirentries(int fd, char *buf, u_int count, \
  			    long *basep); }
! 157	STD	BSD	{ int statfs(char *path, struct statfs *buf); }
! 158	STD	BSD	{ int fstatfs(int fd, struct statfs *buf); }
  159	UNIMPL	NOHIDE	nosys
  160	UNIMPL	NOHIDE	nosys
  161	STD	BSD	{ int getfh(char *fname, struct fhandle *fhp); }
--- 252,259 ----
  155	MNOIMPL	BSD	{ int nfssvc(int flag, caddr_t argp); }
  156	COMPAT	BSD	{ int getdirentries(int fd, char *buf, u_int count, \
  			    long *basep); }
! 157	COMPAT4	BSD	{ int statfs(char *path, struct ostatfs *buf); }
! 158	COMPAT4	BSD	{ int fstatfs(int fd, struct ostatfs *buf); }
  159	UNIMPL	NOHIDE	nosys
  160	UNIMPL	NOHIDE	nosys
  161	STD	BSD	{ int getfh(char *fname, struct fhandle *fhp); }
***************
*** 439,445 ****
  295	UNIMPL	NOHIDE	nosys
  296	UNIMPL	NOHIDE	nosys
  ; XXX 297 is 300 in NetBSD 
! 297	STD	BSD	{ int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }
  298	STD	BSD	{ int fhopen(const struct fhandle *u_fhp, int flags); }
  299	STD	BSD 	{ int fhstat(const struct fhandle *u_fhp, struct stat *sb); }
  ; syscall numbers for FreeBSD
--- 439,445 ----
  295	UNIMPL	NOHIDE	nosys
  296	UNIMPL	NOHIDE	nosys
  ; XXX 297 is 300 in NetBSD 
! 297	COMPAT4	BSD	{ int fhstatfs(const struct fhandle *u_fhp, struct ostatfs *buf); }
  298	STD	BSD	{ int fhopen(const struct fhandle *u_fhp, int flags); }
  299	STD	BSD 	{ int fhstat(const struct fhandle *u_fhp, struct stat *sb); }
  ; syscall numbers for FreeBSD
***************
*** 574,583 ****
  				struct sf_hdtr *hdtr, off_t *sbytes, int flags); }
  394	MSTD	BSD	{ int mac_syscall(const char *policy, int call, \
  				void *arg); }
! 395	UNIMPL	NOHIDE	nosys
! 396	UNIMPL	NOHIDE	nosys
! 397	UNIMPL	NOHIDE	nosys
! 398	UNIMPL	NOHIDE	nosys
  399	UNIMPL	NOHIDE	nosys
  400	MNOSTD	BSD	{ int ksem_close(semid_t id); }
  401	MNOSTD	BSD	{ int ksem_post(semid_t id); }
--- 574,585 ----
  				struct sf_hdtr *hdtr, off_t *sbytes, int flags); }
  394	MSTD	BSD	{ int mac_syscall(const char *policy, int call, \
  				void *arg); }
! 395	STD	BSD	{ int getfsstat(struct statfs *buf, long bufsize, \
! 			    int flags); }
! 396	STD	BSD	{ int statfs(char *path, struct statfs *buf); }
! 397	STD	BSD	{ int fstatfs(int fd, struct statfs *buf); }
! 398	STD	BSD	{ int fhstatfs(const struct fhandle *u_fhp, \
! 			    struct statfs *buf); }
  399	UNIMPL	NOHIDE	nosys
  400	MNOSTD	BSD	{ int ksem_close(semid_t id); }
  401	MNOSTD	BSD	{ int ksem_post(semid_t id); }
Index: sys/kern/vfs_syscalls.c
===================================================================
RCS file: /usr/ncvs/src/sys/kern/vfs_syscalls.c,v
retrieving revision 1.332
diff -c -r1.332 vfs_syscalls.c
*** sys/kern/vfs_syscalls.c	19 Oct 2003 20:41:07 -0000	1.332
--- sys/kern/vfs_syscalls.c	5 Nov 2003 05:10:54 -0000
***************
*** 226,236 ****
  		struct statfs *buf;
  	} */ *uap;
  {
! 	register struct mount *mp;
! 	register struct statfs *sp;
  	int error;
  	struct nameidata nd;
- 	struct statfs sb;
  
  	NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, td);
  	if ((error = namei(&nd)) != 0)
--- 226,235 ----
  		struct statfs *buf;
  	} */ *uap;
  {
! 	struct mount *mp;
! 	struct statfs *sp, sb;
  	int error;
  	struct nameidata nd;
  
  	NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, td);
  	if ((error = namei(&nd)) != 0)
***************
*** 244,253 ****
  	if (error)
  		return (error);
  #endif
  	error = VFS_STATFS(mp, sp, td);
  	if (error)
  		return (error);
- 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
--- 243,257 ----
  	if (error)
  		return (error);
  #endif
+ 	/*
+ 	 * Set these in case the underlying filesystem fails to do so.
+ 	 */
+ 	sp->f_version = STATFS_VERSION;
+ 	sp->f_namemax = NAME_MAX;
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	error = VFS_STATFS(mp, sp, td);
  	if (error)
  		return (error);
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
***************
*** 276,284 ****
  {
  	struct file *fp;
  	struct mount *mp;
! 	register struct statfs *sp;
  	int error;
- 	struct statfs sb;
  
  	if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp)) != 0)
  		return (error);
--- 280,287 ----
  {
  	struct file *fp;
  	struct mount *mp;
! 	struct statfs *sp, sb;
  	int error;
  
  	if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp)) != 0)
  		return (error);
***************
*** 292,301 ****
  		return (error);
  #endif
  	sp = &mp->mnt_stat;
  	error = VFS_STATFS(mp, sp, td);
  	if (error)
  		return (error);
- 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
--- 295,309 ----
  		return (error);
  #endif
  	sp = &mp->mnt_stat;
+ 	/*
+ 	 * Set these in case the underlying filesystem fails to do so.
+ 	 */
+ 	sp->f_version = STATFS_VERSION;
+ 	sp->f_namemax = NAME_MAX;
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	error = VFS_STATFS(mp, sp, td);
  	if (error)
  		return (error);
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
***************
*** 323,330 ****
  		int flags;
  	} */ *uap;
  {
! 	register struct mount *mp, *nmp;
! 	register struct statfs *sp;
  	caddr_t sfsp;
  	long count, maxcount, error;
  
--- 331,338 ----
  		int flags;
  	} */ *uap;
  {
! 	struct mount *mp, *nmp;
! 	struct statfs *sp, sb;
  	caddr_t sfsp;
  	long count, maxcount, error;
  
***************
*** 346,351 ****
--- 354,366 ----
  		if (sfsp && count < maxcount) {
  			sp = &mp->mnt_stat;
  			/*
+ 			 * Set these in case the underlying filesystem
+ 			 * fails to do so.
+ 			 */
+ 			sp->f_version = STATFS_VERSION;
+ 			sp->f_namemax = NAME_MAX;
+ 			sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
+ 			/*
  			 * If MNT_NOWAIT or MNT_LAZY is specified, do not
  			 * refresh the fsstat cache. MNT_NOWAIT or MNT_LAZY
  			 * overrides MNT_WAIT.
***************
*** 358,364 ****
  				vfs_unbusy(mp, td);
  				continue;
  			}
! 			sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  			error = copyout(sp, sfsp, sizeof(*sp));
  			if (error) {
  				vfs_unbusy(mp, td);
--- 373,383 ----
  				vfs_unbusy(mp, td);
  				continue;
  			}
! 			if (suser(td)) {
! 				bcopy(sp, &sb, sizeof(sb));
! 				sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
! 				sp = &sb;
! 			}
  			error = copyout(sp, sfsp, sizeof(*sp));
  			if (error) {
  				vfs_unbusy(mp, td);
***************
*** 379,384 ****
--- 398,660 ----
  	return (0);
  }
  
+ #ifdef COMPAT_FREEBSD4
+ /*
+  * Get old format filesystem statistics.
+  */
+ static void cvtstatfs(struct thread *, struct statfs *, struct ostatfs *);
+ 
+ #ifndef _SYS_SYSPROTO_H_
+ struct freebsd4_statfs_args {
+ 	char *path;
+ 	struct ostatfs *buf;
+ };
+ #endif
+ /* ARGSUSED */
+ int
+ freebsd4_statfs(td, uap)
+ 	struct thread *td;
+ 	struct freebsd4_statfs_args /* {
+ 		char *path;
+ 		struct ostatfs *buf;
+ 	} */ *uap;
+ {
+ 	struct mount *mp;
+ 	struct statfs *sp;
+ 	struct ostatfs osb;
+ 	int error;
+ 	struct nameidata nd;
+ 
+ 	NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, td);
+ 	if ((error = namei(&nd)) != 0)
+ 		return (error);
+ 	mp = nd.ni_vp->v_mount;
+ 	sp = &mp->mnt_stat;
+ 	NDFREE(&nd, NDF_ONLY_PNBUF);
+ 	vrele(nd.ni_vp);
+ #ifdef MAC
+ 	error = mac_check_mount_stat(td->td_ucred, mp);
+ 	if (error)
+ 		return (error);
+ #endif
+ 	error = VFS_STATFS(mp, sp, td);
+ 	if (error)
+ 		return (error);
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
+ 	cvtstatfs(td, sp, &osb);
+ 	return (copyout(&osb, uap->buf, sizeof(osb)));
+ }
+ 
+ /*
+  * Get filesystem statistics.
+  */
+ #ifndef _SYS_SYSPROTO_H_
+ struct freebsd4_fstatfs_args {
+ 	int fd;
+ 	struct ostatfs *buf;
+ };
+ #endif
+ /* ARGSUSED */
+ int
+ freebsd4_fstatfs(td, uap)
+ 	struct thread *td;
+ 	struct freebsd4_fstatfs_args /* {
+ 		int fd;
+ 		struct ostatfs *buf;
+ 	} */ *uap;
+ {
+ 	struct file *fp;
+ 	struct mount *mp;
+ 	struct statfs *sp;
+ 	struct ostatfs osb;
+ 	int error;
+ 
+ 	if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp)) != 0)
+ 		return (error);
+ 	mp = fp->f_vnode->v_mount;
+ 	fdrop(fp, td);
+ 	if (mp == NULL)
+ 		return (EBADF);
+ #ifdef MAC
+ 	error = mac_check_mount_stat(td->td_ucred, mp);
+ 	if (error)
+ 		return (error);
+ #endif
+ 	sp = &mp->mnt_stat;
+ 	error = VFS_STATFS(mp, sp, td);
+ 	if (error)
+ 		return (error);
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
+ 	cvtstatfs(td, sp, &osb);
+ 	return (copyout(&osb, uap->buf, sizeof(osb)));
+ }
+ 
+ /*
+  * Get statistics on all filesystems.
+  */
+ #ifndef _SYS_SYSPROTO_H_
+ struct freebsd4_getfsstat_args {
+ 	struct ostatfs *buf;
+ 	long bufsize;
+ 	int flags;
+ };
+ #endif
+ int
+ freebsd4_getfsstat(td, uap)
+ 	struct thread *td;
+ 	register struct freebsd4_getfsstat_args /* {
+ 		struct ostatfs *buf;
+ 		long bufsize;
+ 		int flags;
+ 	} */ *uap;
+ {
+ 	struct mount *mp, *nmp;
+ 	struct statfs *sp;
+ 	struct ostatfs osb;
+ 	caddr_t sfsp;
+ 	long count, maxcount, error;
+ 
+ 	maxcount = uap->bufsize / sizeof(struct ostatfs);
+ 	sfsp = (caddr_t)uap->buf;
+ 	count = 0;
+ 	mtx_lock(&mountlist_mtx);
+ 	for (mp = TAILQ_FIRST(&mountlist); mp != NULL; mp = nmp) {
+ #ifdef MAC
+ 		if (mac_check_mount_stat(td->td_ucred, mp) != 0) {
+ 			nmp = TAILQ_NEXT(mp, mnt_list);
+ 			continue;
+ 		}
+ #endif
+ 		if (vfs_busy(mp, LK_NOWAIT, &mountlist_mtx, td)) {
+ 			nmp = TAILQ_NEXT(mp, mnt_list);
+ 			continue;
+ 		}
+ 		if (sfsp && count < maxcount) {
+ 			sp = &mp->mnt_stat;
+ 			/*
+ 			 * If MNT_NOWAIT or MNT_LAZY is specified, do not
+ 			 * refresh the fsstat cache. MNT_NOWAIT or MNT_LAZY
+ 			 * overrides MNT_WAIT.
+ 			 */
+ 			if (((uap->flags & (MNT_LAZY|MNT_NOWAIT)) == 0 ||
+ 			    (uap->flags & MNT_WAIT)) &&
+ 			    (error = VFS_STATFS(mp, sp, td))) {
+ 				mtx_lock(&mountlist_mtx);
+ 				nmp = TAILQ_NEXT(mp, mnt_list);
+ 				vfs_unbusy(mp, td);
+ 				continue;
+ 			}
+ 			sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
+ 			cvtstatfs(td, sp, &osb);
+ 			error = copyout(&osb, sfsp, sizeof(osb));
+ 			if (error) {
+ 				vfs_unbusy(mp, td);
+ 				return (error);
+ 			}
+ 			sfsp += sizeof(osb);
+ 		}
+ 		count++;
+ 		mtx_lock(&mountlist_mtx);
+ 		nmp = TAILQ_NEXT(mp, mnt_list);
+ 		vfs_unbusy(mp, td);
+ 	}
+ 	mtx_unlock(&mountlist_mtx);
+ 	if (sfsp && count > maxcount)
+ 		td->td_retval[0] = maxcount;
+ 	else
+ 		td->td_retval[0] = count;
+ 	return (0);
+ }
+ 
+ /*
+  * Implement fstatfs() for (NFS) file handles.
+  */
+ #ifndef _SYS_SYSPROTO_H_
+ struct freebsd4_fhstatfs_args {
+ 	struct fhandle *u_fhp;
+ 	struct ostatfs *buf;
+ };
+ #endif
+ int
+ freebsd4_fhstatfs(td, uap)
+ 	struct thread *td;
+ 	struct freebsd4_fhstatfs_args /* {
+ 		struct fhandle *u_fhp;
+ 		struct ostatfs *buf;
+ 	} */ *uap;
+ {
+ 	struct statfs *sp;
+ 	struct mount *mp;
+ 	struct vnode *vp;
+ 	struct ostatfs osb;
+ 	fhandle_t fh;
+ 	int error;
+ 
+ 	/*
+ 	 * Must be super user
+ 	 */
+ 	error = suser(td);
+ 	if (error)
+ 		return (error);
+ 
+ 	if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0)
+ 		return (error);
+ 
+ 	if ((mp = vfs_getvfs(&fh.fh_fsid)) == NULL)
+ 		return (ESTALE);
+ 	if ((error = VFS_FHTOVP(mp, &fh.fh_fid, &vp)))
+ 		return (error);
+ 	mp = vp->v_mount;
+ 	sp = &mp->mnt_stat;
+ 	vput(vp);
+ #ifdef MAC
+ 	error = mac_check_mount_stat(td->td_ucred, mp);
+ 	if (error)
+ 		return (error);
+ #endif
+ 	if ((error = VFS_STATFS(mp, sp, td)) != 0)
+ 		return (error);
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
+ 	cvtstatfs(td, sp, &osb);
+ 	return (copyout(&osb, uap->buf, sizeof(osb)));
+ }
+ 
+ /*
+  * Convert a new format statfs structure to an old format statfs structure.
+  */
+ static void
+ cvtstatfs(td, nsp, osp)
+ 	struct thread *td;
+ 	struct statfs *nsp;
+ 	struct ostatfs *osp;
+ {
+ 
+ 	bzero(osp, sizeof(*osp));
+ 	osp->f_bsize = nsp->f_bsize;
+ 	osp->f_iosize = nsp->f_iosize;
+ 	osp->f_blocks = nsp->f_blocks;
+ 	osp->f_bfree = nsp->f_bfree;
+ 	osp->f_bavail = nsp->f_bavail;
+ 	osp->f_files = nsp->f_files;
+ 	osp->f_ffree = nsp->f_ffree;
+ 	osp->f_owner = nsp->f_owner;
+ 	osp->f_type = nsp->f_type;
+ 	osp->f_flags = nsp->f_flags;
+ 	osp->f_syncwrites = nsp->f_syncwrites;
+ 	osp->f_asyncwrites = nsp->f_asyncwrites;
+ 	osp->f_syncreads = nsp->f_syncreads;
+ 	osp->f_asyncreads = nsp->f_asyncreads;
+ 	bcopy(nsp->f_fstypename, osp->f_fstypename, MFSNAMELEN);
+ 	bcopy(nsp->f_mntonname, osp->f_mntonname, MNAMELEN);
+ 	bcopy(nsp->f_mntfromname, osp->f_mntfromname, MNAMELEN);
+ 	if (suser(td)) {
+ 		osp->f_fsid.val[0] = osp->f_fsid.val[1] = 0;
+ 	} else {
+ 		osp->f_fsid = nsp->f_fsid;
+ 	}
+ }
+ #endif /* COMPAT_FREEBSD4 */
+ 
  /*
   * Change current working directory to a given file descriptor.
   */
***************
*** 3788,3797 ****
  		struct statfs *buf;
  	} */ *uap;
  {
! 	struct statfs *sp;
  	struct mount *mp;
  	struct vnode *vp;
- 	struct statfs sb;
  	fhandle_t fh;
  	int error;
  
--- 4064,4072 ----
  		struct statfs *buf;
  	} */ *uap;
  {
! 	struct statfs *sp, sb;
  	struct mount *mp;
  	struct vnode *vp;
  	fhandle_t fh;
  	int error;
  
***************
*** 3817,3825 ****
  	if (error)
  		return (error);
  #endif
  	if ((error = VFS_STATFS(mp, sp, td)) != 0)
  		return (error);
- 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
--- 4092,4105 ----
  	if (error)
  		return (error);
  #endif
+ 	/*
+ 	 * Set these in case the underlying filesystem fails to do so.
+ 	 */
+ 	sp->f_version = STATFS_VERSION;
+ 	sp->f_namemax = NAME_MAX;
+ 	sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  	if ((error = VFS_STATFS(mp, sp, td)) != 0)
  		return (error);
  	if (suser(td)) {
  		bcopy(sp, &sb, sizeof(sb));
  		sb.f_fsid.val[0] = sb.f_fsid.val[1] = 0;
Index: sys/ufs/ffs/ffs_vfsops.c
===================================================================
RCS file: /usr/ncvs/src/sys/ufs/ffs/ffs_vfsops.c,v
retrieving revision 1.222
diff -c -r1.222 ffs_vfsops.c
*** sys/ufs/ffs/ffs_vfsops.c	2 Nov 2003 04:52:53 -0000	1.222
--- sys/ufs/ffs/ffs_vfsops.c	5 Nov 2003 05:10:54 -0000
***************
*** 1075,1080 ****
--- 1075,1081 ----
  	fs = ump->um_fs;
  	if (fs->fs_magic != FS_UFS1_MAGIC && fs->fs_magic != FS_UFS2_MAGIC)
  		panic("ffs_statfs");
+ 	sbp->f_version = STATFS_VERSION;
  	sbp->f_bsize = fs->fs_fsize;
  	sbp->f_iosize = fs->fs_bsize;
  	sbp->f_blocks = fs->fs_dsize;
***************
*** 1084,1091 ****
--- 1085,1102 ----
  	    dbtofsb(fs, fs->fs_pendingblocks);
  	sbp->f_files =  fs->fs_ncg * fs->fs_ipg - ROOTINO;
  	sbp->f_ffree = fs->fs_cstotal.cs_nifree + fs->fs_pendinginodes;
+ 	sbp->f_namemax = NAME_MAX;
  	if (sbp != &mp->mnt_stat) {
+ 		sbp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
  		sbp->f_type = mp->mnt_vfc->vfc_typenum;
+ 		sbp->f_syncwrites = mp->mnt_stat.f_syncwrites;
+ 		sbp->f_asyncwrites = mp->mnt_stat.f_asyncwrites;
+ 		sbp->f_syncreads = mp->mnt_stat.f_syncreads;
+ 		sbp->f_asyncreads = mp->mnt_stat.f_asyncreads;
+ 		sbp->f_owner = mp->mnt_stat.f_owner;
+ 		sbp->f_fsid = mp->mnt_stat.f_fsid;
+ 		bcopy((caddr_t)mp->mnt_stat.f_fstypename,
+ 			(caddr_t)&sbp->f_fstypename[0], MFSNAMELEN);
  		bcopy((caddr_t)mp->mnt_stat.f_mntonname,
  			(caddr_t)&sbp->f_mntonname[0], MNAMELEN);
  		bcopy((caddr_t)mp->mnt_stat.f_mntfromname,
Index: sys/kern/vfs_bio.c
===================================================================
RCS file: /usr/ncvs/src/sys/kern/vfs_bio.c,v
retrieving revision 1.420
diff -c -r1.420 vfs_bio.c
*** sys/kern/vfs_bio.c	4 Nov 2003 06:30:00 -0000	1.420
--- sys/kern/vfs_bio.c	5 Nov 2003 05:10:54 -0000
***************
*** 3239,3245 ****
  				    (int) m->pindex, (int)(foff >> 32),
  						(int) foff & 0xffffffff, resid, i);
  				if (!vn_isdisk(vp, NULL))
! 					printf(" iosize: %ld, lblkno: %jd, flags: 0x%x, npages: %d\n",
  					    bp->b_vp->v_mount->mnt_stat.f_iosize,
  					    (intmax_t) bp->b_lblkno,
  					    bp->b_flags, bp->b_npages);
--- 3239,3245 ----
  				    (int) m->pindex, (int)(foff >> 32),
  						(int) foff & 0xffffffff, resid, i);
  				if (!vn_isdisk(vp, NULL))
! 					printf(" iosize: %jd, lblkno: %jd, flags: 0x%x, npages: %d\n",
  					    bp->b_vp->v_mount->mnt_stat.f_iosize,
  					    (intmax_t) bp->b_lblkno,
  					    bp->b_flags, bp->b_npages);
Index: sys/kern/vfs_cluster.c
===================================================================
RCS file: /usr/ncvs/src/sys/kern/vfs_cluster.c,v
retrieving revision 1.147
diff -c -r1.147 vfs_cluster.c
*** sys/kern/vfs_cluster.c	20 Oct 2003 18:24:38 -0000	1.147
--- sys/kern/vfs_cluster.c	5 Nov 2003 05:10:54 -0000
***************
*** 327,333 ****
  	GIANT_REQUIRED;
  
  	KASSERT(size == vp->v_mount->mnt_stat.f_iosize,
! 	    ("cluster_rbuild: size %ld != filesize %ld\n",
  	    size, vp->v_mount->mnt_stat.f_iosize));
  
  	/*
--- 327,333 ----
  	GIANT_REQUIRED;
  
  	KASSERT(size == vp->v_mount->mnt_stat.f_iosize,
! 	    ("cluster_rbuild: size %ld != filesize %jd\n",
  	    size, vp->v_mount->mnt_stat.f_iosize));
  
  	/*
Index: sys/sys/syscall.h
===================================================================
RCS file: /usr/ncvs/src/sys/sys/syscall.h,v
retrieving revision 1.142
diff -c -r1.142 syscall.h
*** sys/sys/syscall.h	21 Oct 2003 07:03:27 -0000	1.142
--- sys/sys/syscall.h	5 Nov 2003 05:13:28 -0000
***************
*** 3,9 ****
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD: src/sys/kern/syscalls.master,v 1.154 2003/10/20 16:16:03 dwmalone Exp 
   */
  
  #define	SYS_syscall	0
--- 3,9 ----
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD
   */
  
  #define	SYS_syscall	0
***************
*** 24,30 ****
  #define	SYS_chmod	15
  #define	SYS_chown	16
  #define	SYS_break	17
! #define	SYS_getfsstat	18
  				/* 19 is old lseek */
  #define	SYS_getpid	20
  #define	SYS_mount	21
--- 24,30 ----
  #define	SYS_chmod	15
  #define	SYS_chown	16
  #define	SYS_break	17
! 				/* 18 is old getfsstat */
  				/* 19 is old lseek */
  #define	SYS_getpid	20
  #define	SYS_mount	21
***************
*** 156,163 ****
  				/* 150 is old getsockname */
  #define	SYS_nfssvc	155
  				/* 156 is old getdirentries */
! #define	SYS_statfs	157
! #define	SYS_fstatfs	158
  #define	SYS_getfh	161
  #define	SYS_getdomainname	162
  #define	SYS_setdomainname	163
--- 156,163 ----
  				/* 150 is old getsockname */
  #define	SYS_nfssvc	155
  				/* 156 is old getdirentries */
! 				/* 157 is old statfs */
! 				/* 158 is old fstatfs */
  #define	SYS_getfh	161
  #define	SYS_getdomainname	162
  #define	SYS_setdomainname	163
***************
*** 221,227 ****
  #define	SYS_nstat	278
  #define	SYS_nfstat	279
  #define	SYS_nlstat	280
! #define	SYS_fhstatfs	297
  #define	SYS_fhopen	298
  #define	SYS_fhstat	299
  #define	SYS_modnext	300
--- 221,227 ----
  #define	SYS_nstat	278
  #define	SYS_nfstat	279
  #define	SYS_nlstat	280
! 				/* 297 is old fhstatfs */
  #define	SYS_fhopen	298
  #define	SYS_fhstat	299
  #define	SYS_modnext	300
***************
*** 310,315 ****
--- 310,319 ----
  #define	SYS_uuidgen	392
  #define	SYS_sendfile	393
  #define	SYS_mac_syscall	394
+ #define	SYS_getfsstat	395
+ #define	SYS_statfs	396
+ #define	SYS_fstatfs	397
+ #define	SYS_fhstatfs	398
  #define	SYS_ksem_close	400
  #define	SYS_ksem_post	401
  #define	SYS_ksem_wait	402
Index: sys/sys/syscall.mk
===================================================================
RCS file: /usr/ncvs/src/sys/sys/syscall.mk,v
retrieving revision 1.97
diff -c -r1.97 syscall.mk
*** sys/sys/syscall.mk	21 Oct 2003 07:03:27 -0000	1.97
--- sys/sys/syscall.mk	5 Nov 2003 05:13:28 -0000
***************
*** 1,7 ****
  # FreeBSD system call names.
  # DO NOT EDIT-- this file is automatically generated.
  # $FreeBSD$
! # created from FreeBSD: src/sys/kern/syscalls.master,v 1.154 2003/10/20 16:16:03 dwmalone Exp 
  MIASM =  \
  	syscall.o \
  	exit.o \
--- 1,7 ----
  # FreeBSD system call names.
  # DO NOT EDIT-- this file is automatically generated.
  # $FreeBSD$
! # created from FreeBSD
  MIASM =  \
  	syscall.o \
  	exit.o \
***************
*** 19,25 ****
  	chmod.o \
  	chown.o \
  	break.o \
- 	getfsstat.o \
  	getpid.o \
  	mount.o \
  	unmount.o \
--- 19,24 ----
***************
*** 108,115 ****
  	setsid.o \
  	quotactl.o \
  	nfssvc.o \
- 	statfs.o \
- 	fstatfs.o \
  	getfh.o \
  	getdomainname.o \
  	setdomainname.o \
--- 107,112 ----
***************
*** 173,179 ****
  	nstat.o \
  	nfstat.o \
  	nlstat.o \
- 	fhstatfs.o \
  	fhopen.o \
  	fhstat.o \
  	modnext.o \
--- 170,175 ----
***************
*** 256,261 ****
--- 252,261 ----
  	uuidgen.o \
  	sendfile.o \
  	mac_syscall.o \
+ 	getfsstat.o \
+ 	statfs.o \
+ 	fstatfs.o \
+ 	fhstatfs.o \
  	ksem_close.o \
  	ksem_post.o \
  	ksem_wait.o \
Index: sys/sys/sysproto.h
===================================================================
RCS file: /usr/ncvs/src/sys/sys/sysproto.h,v
retrieving revision 1.138
diff -c -r1.138 sysproto.h
*** sys/sys/sysproto.h	21 Oct 2003 07:03:27 -0000	1.138
--- sys/sys/sysproto.h	5 Nov 2003 05:13:29 -0000
***************
*** 3,9 ****
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD: src/sys/kern/syscalls.master,v 1.154 2003/10/20 16:16:03 dwmalone Exp 
   */
  
  #ifndef _SYS_SYSPROTO_H_
--- 3,9 ----
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD
   */
  
  #ifndef _SYS_SYSPROTO_H_
***************
*** 95,105 ****
  struct obreak_args {
  	char nsize_l_[PADL_(char *)]; char * nsize; char nsize_r_[PADR_(char *)];
  };
- struct getfsstat_args {
- 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
- 	char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
- 	char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
- };
  struct getpid_args {
  	register_t dummy;
  };
--- 95,100 ----
***************
*** 491,504 ****
  	char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
  	char argp_l_[PADL_(caddr_t)]; caddr_t argp; char argp_r_[PADR_(caddr_t)];
  };
- struct statfs_args {
- 	char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
- 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
- };
- struct fstatfs_args {
- 	char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
- 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
- };
  struct getfh_args {
  	char fname_l_[PADL_(char *)]; char * fname; char fname_r_[PADR_(char *)];
  	char fhp_l_[PADL_(struct fhandle *)]; struct fhandle * fhp; char fhp_r_[PADR_(struct fhandle *)];
--- 486,491 ----
***************
*** 778,787 ****
  	char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
  	char ub_l_[PADL_(struct nstat *)]; struct nstat * ub; char ub_r_[PADR_(struct nstat *)];
  };
- struct fhstatfs_args {
- 	char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
- 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
- };
  struct fhopen_args {
  	char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
  	char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
--- 765,770 ----
***************
*** 1128,1133 ****
--- 1111,1133 ----
  	char call_l_[PADL_(int)]; int call; char call_r_[PADR_(int)];
  	char arg_l_[PADL_(void *)]; void * arg; char arg_r_[PADR_(void *)];
  };
+ struct getfsstat_args {
+ 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
+ 	char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
+ 	char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
+ };
+ struct statfs_args {
+ 	char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
+ 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
+ };
+ struct fstatfs_args {
+ 	char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
+ 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
+ };
+ struct fhstatfs_args {
+ 	char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
+ 	char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
+ };
  struct ksem_close_args {
  	char id_l_[PADL_(semid_t)]; semid_t id; char id_r_[PADR_(semid_t)];
  };
***************
*** 1300,1306 ****
  int	chmod(struct thread *, struct chmod_args *);
  int	chown(struct thread *, struct chown_args *);
  int	obreak(struct thread *, struct obreak_args *);
- int	getfsstat(struct thread *, struct getfsstat_args *);
  int	getpid(struct thread *, struct getpid_args *);
  int	mount(struct thread *, struct mount_args *);
  int	unmount(struct thread *, struct unmount_args *);
--- 1300,1305 ----
***************
*** 1389,1396 ****
  int	setsid(struct thread *, struct setsid_args *);
  int	quotactl(struct thread *, struct quotactl_args *);
  int	nfssvc(struct thread *, struct nfssvc_args *);
- int	statfs(struct thread *, struct statfs_args *);
- int	fstatfs(struct thread *, struct fstatfs_args *);
  int	getfh(struct thread *, struct getfh_args *);
  int	getdomainname(struct thread *, struct getdomainname_args *);
  int	setdomainname(struct thread *, struct setdomainname_args *);
--- 1388,1393 ----
***************
*** 1452,1458 ****
  int	nstat(struct thread *, struct nstat_args *);
  int	nfstat(struct thread *, struct nfstat_args *);
  int	nlstat(struct thread *, struct nlstat_args *);
- int	fhstatfs(struct thread *, struct fhstatfs_args *);
  int	fhopen(struct thread *, struct fhopen_args *);
  int	fhstat(struct thread *, struct fhstat_args *);
  int	modnext(struct thread *, struct modnext_args *);
--- 1449,1454 ----
***************
*** 1536,1541 ****
--- 1532,1541 ----
  int	uuidgen(struct thread *, struct uuidgen_args *);
  int	sendfile(struct thread *, struct sendfile_args *);
  int	mac_syscall(struct thread *, struct mac_syscall_args *);
+ int	getfsstat(struct thread *, struct getfsstat_args *);
+ int	statfs(struct thread *, struct statfs_args *);
+ int	fstatfs(struct thread *, struct fstatfs_args *);
+ int	fhstatfs(struct thread *, struct fhstatfs_args *);
  int	ksem_close(struct thread *, struct ksem_close_args *);
  int	ksem_post(struct thread *, struct ksem_post_args *);
  int	ksem_wait(struct thread *, struct ksem_wait_args *);
***************
*** 1748,1753 ****
--- 1748,1770 ----
  
  #ifdef COMPAT_FREEBSD4
  
+ struct freebsd4_getfsstat_args {
+ 	char buf_l_[PADL_(struct ostatfs *)]; struct ostatfs * buf; char buf_r_[PADR_(struct ostatfs *)];
+ 	char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
+ 	char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
+ };
+ struct freebsd4_statfs_args {
+ 	char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
+ 	char buf_l_[PADL_(struct ostatfs *)]; struct ostatfs * buf; char buf_r_[PADR_(struct ostatfs *)];
+ };
+ struct freebsd4_fstatfs_args {
+ 	char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
+ 	char buf_l_[PADL_(struct ostatfs *)]; struct ostatfs * buf; char buf_r_[PADR_(struct ostatfs *)];
+ };
+ struct freebsd4_fhstatfs_args {
+ 	char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
+ 	char buf_l_[PADL_(struct ostatfs *)]; struct ostatfs * buf; char buf_r_[PADR_(struct ostatfs *)];
+ };
  struct freebsd4_sendfile_args {
  	char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
  	char s_l_[PADL_(int)]; int s; char s_r_[PADR_(int)];
***************
*** 1765,1770 ****
--- 1782,1791 ----
  struct freebsd4_sigreturn_args {
  	char sigcntxp_l_[PADL_(const struct ucontext4 *)]; const struct ucontext4 * sigcntxp; char sigcntxp_r_[PADR_(const struct ucontext4 *)];
  };
+ int	freebsd4_getfsstat(struct thread *, struct freebsd4_getfsstat_args *);
+ int	freebsd4_statfs(struct thread *, struct freebsd4_statfs_args *);
+ int	freebsd4_fstatfs(struct thread *, struct freebsd4_fstatfs_args *);
+ int	freebsd4_fhstatfs(struct thread *, struct freebsd4_fhstatfs_args *);
  int	freebsd4_sendfile(struct thread *, struct freebsd4_sendfile_args *);
  int	freebsd4_sigaction(struct thread *, struct freebsd4_sigaction_args *);
  int	freebsd4_sigreturn(struct thread *, struct freebsd4_sigreturn_args *);
Index: sys/kern/init_sysent.c
===================================================================
RCS file: /usr/ncvs/src/sys/kern/init_sysent.c,v
retrieving revision 1.158
diff -c -r1.158 init_sysent.c
*** sys/kern/init_sysent.c	21 Oct 2003 07:03:27 -0000	1.158
--- sys/kern/init_sysent.c	5 Nov 2003 05:13:29 -0000
***************
*** 3,9 ****
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD: src/sys/kern/syscalls.master,v 1.154 2003/10/20 16:16:03 dwmalone Exp 
   */
  
  #include "opt_compat.h"
--- 3,9 ----
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD
   */
  
  #include "opt_compat.h"
***************
*** 46,52 ****
  	{ AS(chmod_args), (sy_call_t *)chmod },		/* 15 = chmod */
  	{ AS(chown_args), (sy_call_t *)chown },		/* 16 = chown */
  	{ SYF_MPSAFE | AS(obreak_args), (sy_call_t *)obreak },	/* 17 = break */
! 	{ AS(getfsstat_args), (sy_call_t *)getfsstat },	/* 18 = getfsstat */
  	{ compat(AS(olseek_args),lseek) },		/* 19 = old lseek */
  	{ SYF_MPSAFE | 0, (sy_call_t *)getpid },	/* 20 = getpid */
  	{ AS(mount_args), (sy_call_t *)mount },		/* 21 = mount */
--- 46,52 ----
  	{ AS(chmod_args), (sy_call_t *)chmod },		/* 15 = chmod */
  	{ AS(chown_args), (sy_call_t *)chown },		/* 16 = chown */
  	{ SYF_MPSAFE | AS(obreak_args), (sy_call_t *)obreak },	/* 17 = break */
! 	{ compat4(AS(freebsd4_getfsstat_args),getfsstat) },	/* 18 = old getfsstat */
  	{ compat(AS(olseek_args),lseek) },		/* 19 = old lseek */
  	{ SYF_MPSAFE | 0, (sy_call_t *)getpid },	/* 20 = getpid */
  	{ AS(mount_args), (sy_call_t *)mount },		/* 21 = mount */
***************
*** 185,192 ****
  	{ 0, (sy_call_t *)nosys },			/* 154 = nosys */
  	{ SYF_MPSAFE | AS(nfssvc_args), (sy_call_t *)nosys },	/* 155 = nfssvc */
  	{ compat(AS(ogetdirentries_args),getdirentries) },	/* 156 = old getdirentries */
! 	{ AS(statfs_args), (sy_call_t *)statfs },	/* 157 = statfs */
! 	{ AS(fstatfs_args), (sy_call_t *)fstatfs },	/* 158 = fstatfs */
  	{ 0, (sy_call_t *)nosys },			/* 159 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 160 = nosys */
  	{ AS(getfh_args), (sy_call_t *)getfh },		/* 161 = getfh */
--- 185,192 ----
  	{ 0, (sy_call_t *)nosys },			/* 154 = nosys */
  	{ SYF_MPSAFE | AS(nfssvc_args), (sy_call_t *)nosys },	/* 155 = nfssvc */
  	{ compat(AS(ogetdirentries_args),getdirentries) },	/* 156 = old getdirentries */
! 	{ compat4(AS(freebsd4_statfs_args),statfs) },	/* 157 = old statfs */
! 	{ compat4(AS(freebsd4_fstatfs_args),fstatfs) },	/* 158 = old fstatfs */
  	{ 0, (sy_call_t *)nosys },			/* 159 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 160 = nosys */
  	{ AS(getfh_args), (sy_call_t *)getfh },		/* 161 = getfh */
***************
*** 325,331 ****
  	{ 0, (sy_call_t *)nosys },			/* 294 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 295 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 296 = nosys */
! 	{ AS(fhstatfs_args), (sy_call_t *)fhstatfs },	/* 297 = fhstatfs */
  	{ AS(fhopen_args), (sy_call_t *)fhopen },	/* 298 = fhopen */
  	{ AS(fhstat_args), (sy_call_t *)fhstat },	/* 299 = fhstat */
  	{ SYF_MPSAFE | AS(modnext_args), (sy_call_t *)modnext },	/* 300 = modnext */
--- 325,331 ----
  	{ 0, (sy_call_t *)nosys },			/* 294 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 295 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 296 = nosys */
! 	{ compat4(AS(freebsd4_fhstatfs_args),fhstatfs) },	/* 297 = old fhstatfs */
  	{ AS(fhopen_args), (sy_call_t *)fhopen },	/* 298 = fhopen */
  	{ AS(fhstat_args), (sy_call_t *)fhstat },	/* 299 = fhstat */
  	{ SYF_MPSAFE | AS(modnext_args), (sy_call_t *)modnext },	/* 300 = modnext */
***************
*** 423,432 ****
  	{ AS(uuidgen_args), (sy_call_t *)uuidgen },	/* 392 = uuidgen */
  	{ SYF_MPSAFE | AS(sendfile_args), (sy_call_t *)sendfile },	/* 393 = sendfile */
  	{ SYF_MPSAFE | AS(mac_syscall_args), (sy_call_t *)mac_syscall },	/* 394 = mac_syscall */
! 	{ 0, (sy_call_t *)nosys },			/* 395 = nosys */
! 	{ 0, (sy_call_t *)nosys },			/* 396 = nosys */
! 	{ 0, (sy_call_t *)nosys },			/* 397 = nosys */
! 	{ 0, (sy_call_t *)nosys },			/* 398 = nosys */
  	{ 0, (sy_call_t *)nosys },			/* 399 = nosys */
  	{ SYF_MPSAFE | AS(ksem_close_args), (sy_call_t *)lkmressys },	/* 400 = ksem_close */
  	{ SYF_MPSAFE | AS(ksem_post_args), (sy_call_t *)lkmressys },	/* 401 = ksem_post */
--- 423,432 ----
  	{ AS(uuidgen_args), (sy_call_t *)uuidgen },	/* 392 = uuidgen */
  	{ SYF_MPSAFE | AS(sendfile_args), (sy_call_t *)sendfile },	/* 393 = sendfile */
  	{ SYF_MPSAFE | AS(mac_syscall_args), (sy_call_t *)mac_syscall },	/* 394 = mac_syscall */
! 	{ AS(getfsstat_args), (sy_call_t *)getfsstat },	/* 395 = getfsstat */
! 	{ AS(statfs_args), (sy_call_t *)statfs },	/* 396 = statfs */
! 	{ AS(fstatfs_args), (sy_call_t *)fstatfs },	/* 397 = fstatfs */
! 	{ AS(fhstatfs_args), (sy_call_t *)fhstatfs },	/* 398 = fhstatfs */
  	{ 0, (sy_call_t *)nosys },			/* 399 = nosys */
  	{ SYF_MPSAFE | AS(ksem_close_args), (sy_call_t *)lkmressys },	/* 400 = ksem_close */
  	{ SYF_MPSAFE | AS(ksem_post_args), (sy_call_t *)lkmressys },	/* 401 = ksem_post */
Index: sys/kern/syscalls.c
===================================================================
RCS file: /usr/ncvs/src/sys/kern/syscalls.c,v
retrieving revision 1.144
diff -c -r1.144 syscalls.c
*** sys/kern/syscalls.c	21 Oct 2003 07:03:27 -0000	1.144
--- sys/kern/syscalls.c	5 Nov 2003 05:13:28 -0000
***************
*** 3,9 ****
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD: src/sys/kern/syscalls.master,v 1.154 2003/10/20 16:16:03 dwmalone Exp 
   */
  
  const char *syscallnames[] = {
--- 3,9 ----
   *
   * DO NOT EDIT-- this file is automatically generated.
   * $FreeBSD$
!  * created from FreeBSD
   */
  
  const char *syscallnames[] = {
***************
*** 25,31 ****
  	"chmod",			/* 15 = chmod */
  	"chown",			/* 16 = chown */
  	"break",			/* 17 = break */
! 	"getfsstat",			/* 18 = getfsstat */
  	"old.lseek",		/* 19 = old lseek */
  	"getpid",			/* 20 = getpid */
  	"mount",			/* 21 = mount */
--- 25,31 ----
  	"chmod",			/* 15 = chmod */
  	"chown",			/* 16 = chown */
  	"break",			/* 17 = break */
! 	"old.getfsstat",		/* 18 = old getfsstat */
  	"old.lseek",		/* 19 = old lseek */
  	"getpid",			/* 20 = getpid */
  	"mount",			/* 21 = mount */
***************
*** 164,171 ****
  	"#154",			/* 154 = nosys */
  	"nfssvc",			/* 155 = nfssvc */
  	"old.getdirentries",		/* 156 = old getdirentries */
! 	"statfs",			/* 157 = statfs */
! 	"fstatfs",			/* 158 = fstatfs */
  	"#159",			/* 159 = nosys */
  	"#160",			/* 160 = nosys */
  	"getfh",			/* 161 = getfh */
--- 164,171 ----
  	"#154",			/* 154 = nosys */
  	"nfssvc",			/* 155 = nfssvc */
  	"old.getdirentries",		/* 156 = old getdirentries */
! 	"old.statfs",		/* 157 = old statfs */
! 	"old.fstatfs",		/* 158 = old fstatfs */
  	"#159",			/* 159 = nosys */
  	"#160",			/* 160 = nosys */
  	"getfh",			/* 161 = getfh */
***************
*** 304,310 ****
  	"#294",			/* 294 = nosys */
  	"#295",			/* 295 = nosys */
  	"#296",			/* 296 = nosys */
! 	"fhstatfs",			/* 297 = fhstatfs */
  	"fhopen",			/* 298 = fhopen */
  	"fhstat",			/* 299 = fhstat */
  	"modnext",			/* 300 = modnext */
--- 304,310 ----
  	"#294",			/* 294 = nosys */
  	"#295",			/* 295 = nosys */
  	"#296",			/* 296 = nosys */
! 	"old.fhstatfs",		/* 297 = old fhstatfs */
  	"fhopen",			/* 298 = fhopen */
  	"fhstat",			/* 299 = fhstat */
  	"modnext",			/* 300 = modnext */
***************
*** 402,411 ****
  	"uuidgen",			/* 392 = uuidgen */
  	"sendfile",			/* 393 = sendfile */
  	"mac_syscall",			/* 394 = mac_syscall */
! 	"#395",			/* 395 = nosys */
! 	"#396",			/* 396 = nosys */
! 	"#397",			/* 397 = nosys */
! 	"#398",			/* 398 = nosys */
  	"#399",			/* 399 = nosys */
  	"ksem_close",			/* 400 = ksem_close */
  	"ksem_post",			/* 401 = ksem_post */
--- 402,411 ----
  	"uuidgen",			/* 392 = uuidgen */
  	"sendfile",			/* 393 = sendfile */
  	"mac_syscall",			/* 394 = mac_syscall */
! 	"getfsstat",			/* 395 = getfsstat */
! 	"statfs",			/* 396 = statfs */
! 	"fstatfs",			/* 397 = fstatfs */
! 	"fhstatfs",			/* 398 = fhstatfs */
  	"#399",			/* 399 = nosys */
  	"ksem_close",			/* 400 = ksem_close */
  	"ksem_post",			/* 401 = ksem_post */
Index: bin/df/df.c
===================================================================
RCS file: /usr/ncvs/src/bin/df/df.c,v
retrieving revision 1.51
diff -c -r1.51 df.c
*** bin/df/df.c	13 Sep 2003 20:46:58 -0000	1.51
--- bin/df/df.c	5 Nov 2003 19:22:11 -0000
***************
*** 120,128 ****
  static unit_t unitp [] = { NONE, KILO, MEGA, GIGA, TERA, PETA };
  
  static char	 *getmntpt(const char *);
! static size_t	  longwidth(long);
  static char	 *makenetvfslist(void);
! static void	  prthuman(const struct statfs *, size_t);
  static void	  prthumanval(double);
  static void	  prtstat(struct statfs *, struct maxwidths *);
  static size_t	  regetmntinfo(struct statfs **, long, const char **);
--- 120,128 ----
  static unit_t unitp [] = { NONE, KILO, MEGA, GIGA, TERA, PETA };
  
  static char	 *getmntpt(const char *);
! static size_t	  int64width(int64_t);
  static char	 *makenetvfslist(void);
! static void	  prthuman(const struct statfs *, int64_t);
  static void	  prthumanval(double);
  static void	  prtstat(struct statfs *, struct maxwidths *);
  static size_t	  regetmntinfo(struct statfs **, long, const char **);
***************
*** 371,377 ****
  }
  
  static void
! prthuman(const struct statfs *sfsp, size_t used)
  {
  
  	prthumanval((double)sfsp->f_blocks * (double)sfsp->f_bsize);
--- 371,377 ----
  }
  
  static void
! prthuman(const struct statfs *sfsp, int64_t used)
  {
  
  	prthumanval((double)sfsp->f_blocks * (double)sfsp->f_bsize);
***************
*** 408,417 ****
  static void
  prtstat(struct statfs *sfsp, struct maxwidths *mwp)
  {
! 	static long blocksize;
  	static int headerlen, timesthrough = 0;
  	static const char *header;
! 	size_t used, availblks, inodes;
  
  	if (++timesthrough == 1) {
  		mwp->mntfrom = max(mwp->mntfrom, strlen("Filesystem"));
--- 408,417 ----
  static void
  prtstat(struct statfs *sfsp, struct maxwidths *mwp)
  {
! 	static u_long blocksize;
  	static int headerlen, timesthrough = 0;
  	static const char *header;
! 	int64_t used, availblks, inodes;
  
  	if (++timesthrough == 1) {
  		mwp->mntfrom = max(mwp->mntfrom, strlen("Filesystem"));
***************
*** 445,463 ****
  	if (hflag) {
  		prthuman(sfsp, used);
  	} else {
! 		(void)printf(" %*ld %*ld %*ld",
! 		    (u_int)mwp->total, fsbtoblk(sfsp->f_blocks, sfsp->f_bsize, blocksize),
! 		    (u_int)mwp->used, fsbtoblk(used, sfsp->f_bsize, blocksize),
! 	            (u_int)mwp->avail, fsbtoblk(sfsp->f_bavail, sfsp->f_bsize,
! 		    blocksize));
  	}
  	(void)printf(" %5.0f%%",
  	    availblks == 0 ? 100.0 : (double)used / (double)availblks * 100.0);
  	if (iflag) {
  		inodes = sfsp->f_files;
  		used = inodes - sfsp->f_ffree;
! 		(void)printf(" %*lu %*lu %4.0f%% ",
! 		    (u_int)mwp->iused, (u_long)used,
  		    (u_int)mwp->ifree, sfsp->f_ffree,
  		    inodes == 0 ? 100.0 : (double)used / (double)inodes * 100.0);
  	} else
--- 445,465 ----
  	if (hflag) {
  		prthuman(sfsp, used);
  	} else {
! 		(void)printf(" %*qd %*qd %*qd",
! 		    (u_int)mwp->total,
! 		    fsbtoblk(sfsp->f_blocks, sfsp->f_bsize, blocksize),
! 		    (u_int)mwp->used,
! 		    fsbtoblk(used, sfsp->f_bsize, blocksize),
! 	            (u_int)mwp->avail,
! 	            fsbtoblk(sfsp->f_bavail, sfsp->f_bsize, blocksize));
  	}
  	(void)printf(" %5.0f%%",
  	    availblks == 0 ? 100.0 : (double)used / (double)availblks * 100.0);
  	if (iflag) {
  		inodes = sfsp->f_files;
  		used = inodes - sfsp->f_ffree;
! 		(void)printf(" %*qd %*qd %4.0f%% ",
! 		    (u_int)mwp->iused, used,
  		    (u_int)mwp->ifree, sfsp->f_ffree,
  		    inodes == 0 ? 100.0 : (double)used / (double)inodes * 100.0);
  	} else
***************
*** 472,498 ****
  static void
  update_maxwidths(struct maxwidths *mwp, const struct statfs *sfsp)
  {
! 	static long blocksize = 0;
  	int dummy;
  
  	if (blocksize == 0)
  		getbsize(&dummy, &blocksize);
  
  	mwp->mntfrom = max(mwp->mntfrom, strlen(sfsp->f_mntfromname));
! 	mwp->total = max(mwp->total, longwidth(fsbtoblk(sfsp->f_blocks,
  	    sfsp->f_bsize, blocksize)));
! 	mwp->used = max(mwp->used, longwidth(fsbtoblk(sfsp->f_blocks -
! 	    sfsp->f_bfree, sfsp->f_bsize, blocksize)));
! 	mwp->avail = max(mwp->avail, longwidth(fsbtoblk(sfsp->f_bavail,
! 	    sfsp->f_bsize, blocksize)));
! 	mwp->iused = max(mwp->iused, longwidth(sfsp->f_files -
  	    sfsp->f_ffree));
! 	mwp->ifree = max(mwp->ifree, longwidth(sfsp->f_ffree));
  }
  
  /* Return the width in characters of the specified long. */
  static size_t
! longwidth(long val)
  {
  	size_t len;
  
--- 474,500 ----
  static void
  update_maxwidths(struct maxwidths *mwp, const struct statfs *sfsp)
  {
! 	static u_long blocksize = 0;
  	int dummy;
  
  	if (blocksize == 0)
  		getbsize(&dummy, &blocksize);
  
  	mwp->mntfrom = max(mwp->mntfrom, strlen(sfsp->f_mntfromname));
! 	mwp->total = max(mwp->total, int64width(
! 	    fsbtoblk((int64_t)sfsp->f_blocks, sfsp->f_bsize, blocksize)));
! 	mwp->used = max(mwp->used, int64width(fsbtoblk((int64_t)sfsp->f_blocks -
! 	    (int64_t)sfsp->f_bfree, sfsp->f_bsize, blocksize)));
! 	mwp->avail = max(mwp->avail, int64width(fsbtoblk(sfsp->f_bavail,
  	    sfsp->f_bsize, blocksize)));
! 	mwp->iused = max(mwp->iused, int64width((int64_t)sfsp->f_files -
  	    sfsp->f_ffree));
! 	mwp->ifree = max(mwp->ifree, int64width(sfsp->f_ffree));
  }
  
  /* Return the width in characters of the specified long. */
  static size_t
! int64width(int64_t val)
  {
  	size_t len;
  


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