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578dcf0c31
busy and we are making progress towards making them not busy. This is needed because smbfs vnodes reference their parent directory but may appear after their parent in the mount's vnode list; one pass over the list is not sufficient in this case. This stops attempts to unmount idle smbfs mounts failing with EBUSY.
107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
/*
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* Copyright (c) 2000-2001, Boris Popov
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Boris Popov.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SMBFS_SMBFS_H_
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#define _SMBFS_SMBFS_H_
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#define SMBFS_VERMAJ 1
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#define SMBFS_VERMIN 1012
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#define SMBFS_VERSION (SMBFS_VERMAJ*100000 + SMBFS_VERMIN)
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#define SMBFS_VFSNAME "smbfs"
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/* Values for flags */
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#define SMBFS_MOUNT_SOFT 0x0001
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#define SMBFS_MOUNT_INTR 0x0002
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#define SMBFS_MOUNT_STRONG 0x0004
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#define SMBFS_MOUNT_HAVE_NLS 0x0008
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#define SMBFS_MOUNT_NO_LONG 0x0010
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#define SMBFS_MAXPATHCOMP 256 /* maximum number of path components */
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/* Layout of the mount control block for an smb file system. */
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struct smbfs_args {
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int version;
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int dev;
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u_int flags;
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char mount_point[MAXPATHLEN];
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u_char root_path[512+1];
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uid_t uid;
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gid_t gid;
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mode_t file_mode;
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mode_t dir_mode;
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int caseopt;
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};
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#ifdef _KERNEL
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#ifdef MALLOC_DECLARE
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MALLOC_DECLARE(M_SMBFSMNT);
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#endif
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struct smbnode;
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struct smb_share;
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struct u_cred;
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struct vop_ioctl_args;
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struct buf;
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struct smbmount {
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struct smbfs_args sm_args;
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struct mount * sm_mp;
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struct smbnode * sm_root;
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struct ucred * sm_owner;
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int sm_flags;
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long sm_nextino;
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struct smb_share * sm_share;
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/* struct simplelock sm_npslock;*/
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struct smbnode * sm_npstack[SMBFS_MAXPATHCOMP];
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int sm_caseopt;
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struct lock sm_hashlock;
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LIST_HEAD(smbnode_hashhead, smbnode) *sm_hash;
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u_long sm_hashlen;
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int sm_didrele;
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};
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#define VFSTOSMBFS(mp) ((struct smbmount *)((mp)->mnt_data))
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#define SMBFSTOVFS(smp) ((struct mount *)((smp)->sm_mp))
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#define VTOVFS(vp) ((vp)->v_mount)
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#define VTOSMBFS(vp) (VFSTOSMBFS(VTOVFS(vp)))
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int smbfs_ioctl(struct vop_ioctl_args *ap);
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int smbfs_doio(struct buf *bp, struct ucred *cr, struct thread *td);
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int smbfs_vinvalbuf(struct vnode *vp, int flags, struct ucred *cred,
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struct thread *td, int intrflg);
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#endif /* KERNEL */
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#endif /* _SMBFS_SMBFS_H_ */
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