/*
- * Copyright (c) 1986, 1989, 1991 Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1986, 1989, 1991, 1993
+ * The Regents of the University of California. All rights reserved.
*
* %sccs.include.redist.c%
*
- * @(#)lfs_vnops.c 7.76 (Berkeley) %G%
+ * @(#)lfs_vnops.c 8.2 (Berkeley) %G%
*/
#include <sys/param.h>
#include <sys/conf.h>
#include <sys/mount.h>
#include <sys/vnode.h>
-#include <sys/specdev.h>
-#include <sys/fifo.h>
#include <sys/malloc.h>
+#include <vm/vm.h>
+
+#include <miscfs/specfs/specdev.h>
+#include <miscfs/fifofs/fifo.h>
+
#include <ufs/ufs/quota.h>
#include <ufs/ufs/inode.h>
#include <ufs/ufs/dir.h>
+#include <ufs/ufs/ufsmount.h>
#include <ufs/ufs/ufs_extern.h>
#include <ufs/lfs/lfs.h>
#include <ufs/lfs/lfs_extern.h>
/* Global vfs data structures for lfs. */
-struct vnodeops lfs_vnodeops = {
- ufs_lookup, /* lookup */
- ufs_create, /* create */
- ufs_mknod, /* mknod */
- ufs_open, /* open */
- ufs_close, /* close */
- ufs_access, /* access */
- ufs_getattr, /* getattr */
- ufs_setattr, /* setattr */
- lfs_read, /* read */
- lfs_write, /* write */
- ufs_ioctl, /* ioctl */
- ufs_select, /* select */
- ufs_mmap, /* mmap */
- lfs_fsync, /* fsync */
- ufs_seek, /* seek */
- ufs_remove, /* remove */
- ufs_link, /* link */
- ufs_rename, /* rename */
- ufs_mkdir, /* mkdir */
- ufs_rmdir, /* rmdir */
- ufs_symlink, /* symlink */
- ufs_readdir, /* readdir */
- ufs_readlink, /* readlink */
- ufs_abortop, /* abortop */
- lfs_inactive, /* inactive */
- ufs_reclaim, /* reclaim */
- ufs_lock, /* lock */
- ufs_unlock, /* unlock */
- lfs_bmap, /* bmap */
- ufs_strategy, /* strategy */
- ufs_print, /* print */
- ufs_islocked, /* islocked */
- ufs_advlock, /* advlock */
- lfs_blkatoff, /* blkatoff */
- lfs_vget, /* vget */
- lfs_valloc, /* valloc */
- lfs_vfree, /* vfree */
- lfs_truncate, /* truncate */
- lfs_update, /* update */
- lfs_bwrite, /* bwrite */
+int (**lfs_vnodeop_p)();
+struct vnodeopv_entry_desc lfs_vnodeop_entries[] = {
+ { &vop_default_desc, vn_default_error },
+ { &vop_lookup_desc, ufs_lookup }, /* lookup */
+ { &vop_create_desc, ufs_create }, /* create */
+ { &vop_mknod_desc, ufs_mknod }, /* mknod */
+ { &vop_open_desc, ufs_open }, /* open */
+ { &vop_close_desc, lfs_close }, /* close */
+ { &vop_access_desc, ufs_access }, /* access */
+ { &vop_getattr_desc, lfs_getattr }, /* getattr */
+ { &vop_setattr_desc, ufs_setattr }, /* setattr */
+ { &vop_read_desc, lfs_read }, /* read */
+ { &vop_write_desc, lfs_write }, /* write */
+ { &vop_ioctl_desc, ufs_ioctl }, /* ioctl */
+ { &vop_select_desc, ufs_select }, /* select */
+ { &vop_mmap_desc, ufs_mmap }, /* mmap */
+ { &vop_fsync_desc, lfs_fsync }, /* fsync */
+ { &vop_seek_desc, ufs_seek }, /* seek */
+ { &vop_remove_desc, ufs_remove }, /* remove */
+ { &vop_link_desc, ufs_link }, /* link */
+ { &vop_rename_desc, ufs_rename }, /* rename */
+ { &vop_mkdir_desc, ufs_mkdir }, /* mkdir */
+ { &vop_rmdir_desc, ufs_rmdir }, /* rmdir */
+ { &vop_symlink_desc, ufs_symlink }, /* symlink */
+ { &vop_readdir_desc, ufs_readdir }, /* readdir */
+ { &vop_readlink_desc, ufs_readlink }, /* readlink */
+ { &vop_abortop_desc, ufs_abortop }, /* abortop */
+ { &vop_inactive_desc, ufs_inactive }, /* inactive */
+ { &vop_reclaim_desc, ufs_reclaim }, /* reclaim */
+ { &vop_lock_desc, ufs_lock }, /* lock */
+ { &vop_unlock_desc, ufs_unlock }, /* unlock */
+ { &vop_bmap_desc, ufs_bmap }, /* bmap */
+ { &vop_strategy_desc, ufs_strategy }, /* strategy */
+ { &vop_print_desc, ufs_print }, /* print */
+ { &vop_islocked_desc, ufs_islocked }, /* islocked */
+ { &vop_pathconf_desc, ufs_pathconf }, /* pathconf */
+ { &vop_advlock_desc, ufs_advlock }, /* advlock */
+ { &vop_blkatoff_desc, lfs_blkatoff }, /* blkatoff */
+ { &vop_valloc_desc, lfs_valloc }, /* valloc */
+ { &vop_vfree_desc, lfs_vfree }, /* vfree */
+ { &vop_truncate_desc, lfs_truncate }, /* truncate */
+ { &vop_update_desc, lfs_update }, /* update */
+ { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */
+ { (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
+struct vnodeopv_desc lfs_vnodeop_opv_desc =
+ { &lfs_vnodeop_p, lfs_vnodeop_entries };
-struct vnodeops lfs_specops = {
- spec_lookup, /* lookup */
- spec_create, /* create */
- spec_mknod, /* mknod */
- spec_open, /* open */
- ufsspec_close, /* close */
- ufs_access, /* access */
- ufs_getattr, /* getattr */
- ufs_setattr, /* setattr */
- ufsspec_read, /* read */
- ufsspec_write, /* write */
- spec_ioctl, /* ioctl */
- spec_select, /* select */
- spec_mmap, /* mmap */
- spec_fsync, /* fsync */
- spec_seek, /* seek */
- spec_remove, /* remove */
- spec_link, /* link */
- spec_rename, /* rename */
- spec_mkdir, /* mkdir */
- spec_rmdir, /* rmdir */
- spec_symlink, /* symlink */
- spec_readdir, /* readdir */
- spec_readlink, /* readlink */
- spec_abortop, /* abortop */
- lfs_inactive, /* inactive */
- ufs_reclaim, /* reclaim */
- ufs_lock, /* lock */
- ufs_unlock, /* unlock */
- spec_bmap, /* bmap */
- spec_strategy, /* strategy */
- ufs_print, /* print */
- ufs_islocked, /* islocked */
- spec_advlock, /* advlock */
- spec_blkatoff, /* blkatoff */
- spec_vget, /* vget */
- spec_valloc, /* valloc */
- spec_vfree, /* vfree */
- spec_truncate, /* truncate */
- lfs_update, /* update */
- lfs_bwrite, /* bwrite */
+int (**lfs_specop_p)();
+struct vnodeopv_entry_desc lfs_specop_entries[] = {
+ { &vop_default_desc, vn_default_error },
+ { &vop_lookup_desc, spec_lookup }, /* lookup */
+ { &vop_create_desc, spec_create }, /* create */
+ { &vop_mknod_desc, spec_mknod }, /* mknod */
+ { &vop_open_desc, spec_open }, /* open */
+ { &vop_close_desc, ufsspec_close }, /* close */
+ { &vop_access_desc, ufs_access }, /* access */
+ { &vop_getattr_desc, lfs_getattr }, /* getattr */
+ { &vop_setattr_desc, ufs_setattr }, /* setattr */
+ { &vop_read_desc, ufsspec_read }, /* read */
+ { &vop_write_desc, ufsspec_write }, /* write */
+ { &vop_ioctl_desc, spec_ioctl }, /* ioctl */
+ { &vop_select_desc, spec_select }, /* select */
+ { &vop_mmap_desc, spec_mmap }, /* mmap */
+ { &vop_fsync_desc, spec_fsync }, /* fsync */
+ { &vop_seek_desc, spec_seek }, /* seek */
+ { &vop_remove_desc, spec_remove }, /* remove */
+ { &vop_link_desc, spec_link }, /* link */
+ { &vop_rename_desc, spec_rename }, /* rename */
+ { &vop_mkdir_desc, spec_mkdir }, /* mkdir */
+ { &vop_rmdir_desc, spec_rmdir }, /* rmdir */
+ { &vop_symlink_desc, spec_symlink }, /* symlink */
+ { &vop_readdir_desc, spec_readdir }, /* readdir */
+ { &vop_readlink_desc, spec_readlink }, /* readlink */
+ { &vop_abortop_desc, spec_abortop }, /* abortop */
+ { &vop_inactive_desc, ufs_inactive }, /* inactive */
+ { &vop_reclaim_desc, ufs_reclaim }, /* reclaim */
+ { &vop_lock_desc, ufs_lock }, /* lock */
+ { &vop_unlock_desc, ufs_unlock }, /* unlock */
+ { &vop_bmap_desc, spec_bmap }, /* bmap */
+ { &vop_strategy_desc, spec_strategy }, /* strategy */
+ { &vop_print_desc, ufs_print }, /* print */
+ { &vop_islocked_desc, ufs_islocked }, /* islocked */
+ { &vop_pathconf_desc, spec_pathconf }, /* pathconf */
+ { &vop_advlock_desc, spec_advlock }, /* advlock */
+ { &vop_blkatoff_desc, spec_blkatoff }, /* blkatoff */
+ { &vop_valloc_desc, spec_valloc }, /* valloc */
+ { &vop_vfree_desc, lfs_vfree }, /* vfree */
+ { &vop_truncate_desc, spec_truncate }, /* truncate */
+ { &vop_update_desc, lfs_update }, /* update */
+ { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */
+ { (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
+struct vnodeopv_desc lfs_specop_opv_desc =
+ { &lfs_specop_p, lfs_specop_entries };
#ifdef FIFO
-struct vnodeops lfs_fifoops = {
- fifo_lookup, /* lookup */
- fifo_create, /* create */
- fifo_mknod, /* mknod */
- fifo_open, /* open */
- ufsfifo_close, /* close */
- ufs_access, /* access */
- ufs_getattr, /* getattr */
- ufs_setattr, /* setattr */
- ufsfifo_read, /* read */
- ufsfifo_write, /* write */
- fifo_ioctl, /* ioctl */
- fifo_select, /* select */
- fifo_mmap, /* mmap */
- fifo_fsync, /* fsync */
- fifo_seek, /* seek */
- fifo_remove, /* remove */
- fifo_link, /* link */
- fifo_rename, /* rename */
- fifo_mkdir, /* mkdir */
- fifo_rmdir, /* rmdir */
- fifo_symlink, /* symlink */
- fifo_readdir, /* readdir */
- fifo_readlink, /* readlink */
- fifo_abortop, /* abortop */
- lfs_inactive, /* inactive */
- ufs_reclaim, /* reclaim */
- ufs_lock, /* lock */
- ufs_unlock, /* unlock */
- fifo_bmap, /* bmap */
- fifo_strategy, /* strategy */
- ufs_print, /* print */
- ufs_islocked, /* islocked */
- fifo_advlock, /* advlock */
- fifo_blkatoff, /* blkatoff */
- fifo_vget, /* vget */
- fifo_valloc, /* valloc */
- fifo_vfree, /* vfree */
- fifo_truncate, /* truncate */
- lfs_update, /* update */
- lfs_bwrite, /* bwrite */
+int (**lfs_fifoop_p)();
+struct vnodeopv_entry_desc lfs_fifoop_entries[] = {
+ { &vop_default_desc, vn_default_error },
+ { &vop_lookup_desc, fifo_lookup }, /* lookup */
+ { &vop_create_desc, fifo_create }, /* create */
+ { &vop_mknod_desc, fifo_mknod }, /* mknod */
+ { &vop_open_desc, fifo_open }, /* open */
+ { &vop_close_desc, ufsfifo_close }, /* close */
+ { &vop_access_desc, ufs_access }, /* access */
+ { &vop_getattr_desc, lfs_getattr }, /* getattr */
+ { &vop_setattr_desc, ufs_setattr }, /* setattr */
+ { &vop_read_desc, ufsfifo_read }, /* read */
+ { &vop_write_desc, ufsfifo_write }, /* write */
+ { &vop_ioctl_desc, fifo_ioctl }, /* ioctl */
+ { &vop_select_desc, fifo_select }, /* select */
+ { &vop_mmap_desc, fifo_mmap }, /* mmap */
+ { &vop_fsync_desc, fifo_fsync }, /* fsync */
+ { &vop_seek_desc, fifo_seek }, /* seek */
+ { &vop_remove_desc, fifo_remove }, /* remove */
+ { &vop_link_desc, fifo_link }, /* link */
+ { &vop_rename_desc, fifo_rename }, /* rename */
+ { &vop_mkdir_desc, fifo_mkdir }, /* mkdir */
+ { &vop_rmdir_desc, fifo_rmdir }, /* rmdir */
+ { &vop_symlink_desc, fifo_symlink }, /* symlink */
+ { &vop_readdir_desc, fifo_readdir }, /* readdir */
+ { &vop_readlink_desc, fifo_readlink }, /* readlink */
+ { &vop_abortop_desc, fifo_abortop }, /* abortop */
+ { &vop_inactive_desc, ufs_inactive }, /* inactive */
+ { &vop_reclaim_desc, ufs_reclaim }, /* reclaim */
+ { &vop_lock_desc, ufs_lock }, /* lock */
+ { &vop_unlock_desc, ufs_unlock }, /* unlock */
+ { &vop_bmap_desc, fifo_bmap }, /* bmap */
+ { &vop_strategy_desc, fifo_strategy }, /* strategy */
+ { &vop_print_desc, ufs_print }, /* print */
+ { &vop_islocked_desc, ufs_islocked }, /* islocked */
+ { &vop_pathconf_desc, fifo_pathconf }, /* pathconf */
+ { &vop_advlock_desc, fifo_advlock }, /* advlock */
+ { &vop_blkatoff_desc, fifo_blkatoff }, /* blkatoff */
+ { &vop_valloc_desc, fifo_valloc }, /* valloc */
+ { &vop_vfree_desc, lfs_vfree }, /* vfree */
+ { &vop_truncate_desc, fifo_truncate }, /* truncate */
+ { &vop_update_desc, lfs_update }, /* update */
+ { &vop_bwrite_desc, lfs_bwrite }, /* bwrite */
+ { (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
+struct vnodeopv_desc lfs_fifoop_opv_desc =
+ { &lfs_fifoop_p, lfs_fifoop_entries };
#endif /* FIFO */
+#define LFS_READWRITE
+#include <ufs/ufs/ufs_readwrite.c>
+#undef LFS_READWRITE
+
/*
- * Vnode op for reading.
+ * Synch an open file.
*/
/* ARGSUSED */
-lfs_read(vp, uio, ioflag, cred)
- struct vnode *vp;
- register struct uio *uio;
- int ioflag;
- struct ucred *cred;
+lfs_fsync(ap)
+ struct vop_fsync_args /* {
+ struct vnode *a_vp;
+ struct ucred *a_cred;
+ int a_waitfor;
+ struct proc *a_p;
+ } */ *ap;
{
- register struct inode *ip = VTOI(vp);
- register struct lfs *fs; /* LFS */
- struct buf *bp;
- daddr_t lbn, bn, rablock;
- int size, diff, error = 0;
- long n, on, type;
-
-#ifdef VERBOSE
- printf("lfs_read: ino %d\n", ip->i_number);
-#endif
-#ifdef DIAGNOSTIC
- if (uio->uio_rw != UIO_READ)
- panic("ufs_read mode");
- type = ip->i_mode & IFMT;
- if (type != IFDIR && type != IFREG && type != IFLNK)
- panic("ufs_read type");
-#endif
- if (uio->uio_resid == 0)
- return (0);
- if (uio->uio_offset < 0)
- return (EINVAL);
- ip->i_flag |= IACC;
-
- fs = ip->i_lfs; /* LFS */
- do {
- lbn = lblkno(fs, uio->uio_offset);
- on = blkoff(fs, uio->uio_offset);
- n = MIN((unsigned)(fs->lfs_bsize - on), uio->uio_resid);
- diff = ip->i_size - uio->uio_offset;
- if (diff <= 0)
- return (0);
- if (diff < n)
- n = diff;
- size = blksize(fs); /* LFS */
- rablock = lbn + 1;
- if (vp->v_lastr + 1 == lbn &&
- lblktosize(fs, rablock) < ip->i_size)
- error = breadn(ITOV(ip), lbn, size, &rablock,
- &size, 1, NOCRED, &bp);
- else
- error = bread(ITOV(ip), lbn, size, NOCRED, &bp);
- vp->v_lastr = lbn;
- n = MIN(n, size - bp->b_resid);
- if (error) {
- brelse(bp);
- return (error);
- }
- error = uiomove(bp->b_un.b_addr + on, (int)n, uio);
- if (n + on == fs->lfs_bsize || uio->uio_offset == ip->i_size)
- bp->b_flags |= B_AGE;
- brelse(bp);
- } while (error == 0 && uio->uio_resid > 0 && n != 0);
- return (error);
+ struct timeval tv;
+
+ tv = time;
+ return (VOP_UPDATE(ap->a_vp, &tv, &tv,
+ ap->a_waitfor == MNT_WAIT ? LFS_SYNC : 0));
}
/*
- * Vnode op for writing.
+ * These macros are used to bracket UFS directory ops, so that we can
+ * identify all the pages touched during directory ops which need to
+ * be ordered and flushed atomically, so that they may be recovered.
*/
-lfs_write(vp, uio, ioflag, cred)
- register struct vnode *vp;
- struct uio *uio;
- int ioflag;
- struct ucred *cred;
+#define SET_DIROP(fs) { \
+ if ((fs)->lfs_writer) \
+ tsleep(&(fs)->lfs_dirops, PRIBIO + 1, "lfs_dirop", 0); \
+ ++(fs)->lfs_dirops; \
+ (fs)->lfs_doifile = 1; \
+}
+
+#define SET_ENDOP(fs) { \
+ --(fs)->lfs_dirops; \
+ if (!(fs)->lfs_dirops) \
+ wakeup(&(fs)->lfs_writer); \
+}
+
+#define MARK_VNODE(dvp) (dvp)->v_flag |= VDIROP
+
+int
+lfs_symlink(ap)
+ struct vop_symlink_args /* {
+ struct vnode *a_dvp;
+ struct vnode **a_vpp;
+ struct componentname *a_cnp;
+ struct vattr *a_vap;
+ char *a_target;
+ } */ *ap;
{
- struct proc *p = uio->uio_procp;
- register struct inode *ip = VTOI(vp);
- register struct lfs *fs;
- struct buf *bp;
- daddr_t lbn;
- u_long osize;
- int n, on, flags, newblock;
- int size, resid, error = 0;
-
-#ifdef VERBOSE
- printf("lfs_write ino %d\n", ip->i_number);
-#endif
-#ifdef DIAGNOSTIC
- if (uio->uio_rw != UIO_WRITE)
- panic("lfs_write mode");
-#endif
- switch (vp->v_type) {
- case VREG:
- if (ioflag & IO_APPEND)
- uio->uio_offset = ip->i_size;
- /* fall through */
- case VLNK:
- break;
-
- case VDIR:
- /* XXX This may not be correct for LFS. */
- if ((ioflag & IO_SYNC) == 0)
- panic("lfs_write nonsync dir write");
- break;
-
- default:
- panic("lfs_write type");
- }
- if (uio->uio_offset < 0)
- return (EINVAL);
- if (uio->uio_resid == 0)
- return (0);
- /*
- * Maybe this should be above the vnode op call, but so long as
- * file servers have no limits, i don't think it matters
- */
- if (vp->v_type == VREG && p &&
- uio->uio_offset + uio->uio_resid >
- p->p_rlimit[RLIMIT_FSIZE].rlim_cur) {
- psignal(p, SIGXFSZ);
- return (EFBIG);
- }
- resid = uio->uio_resid;
- osize = ip->i_size;
- fs = ip->i_lfs; /* LFS */
- flags = 0;
-#ifdef NOTLFS
- if (ioflag & IO_SYNC)
- flags = B_SYNC;
-#endif
- do {
- lbn = lblkno(fs, uio->uio_offset);
- on = blkoff(fs, uio->uio_offset);
- n = MIN((unsigned)(fs->lfs_bsize - on), uio->uio_resid);
- if (error = lfs_balloc(vp, n, lbn, &bp))
- break;
- if (uio->uio_offset + n > ip->i_size) {
- ip->i_size = uio->uio_offset + n;
- vnode_pager_setsize(vp, (u_long)ip->i_size);
- }
- size = blksize(fs);
- (void) vnode_pager_uncache(vp);
- n = MIN(n, size - bp->b_resid);
- error = uiomove(bp->b_un.b_addr + on, n, uio);
-#ifdef NOTLFS /* LFS */
- if (ioflag & IO_SYNC)
- (void) bwrite(bp);
- else if (n + on == fs->fs_bsize) {
- bp->b_flags |= B_AGE;
- bawrite(bp);
- } else
- bdwrite(bp);
- ip->i_flag |= IUPD|ICHG;
-#else
- /* XXX This doesn't handle IO_SYNC. */
- LFS_UBWRITE(bp);
-#endif
- if (cred->cr_uid != 0)
- ip->i_mode &= ~(ISUID|ISGID);
- } while (error == 0 && uio->uio_resid > 0 && n != 0);
- if (error && (ioflag & IO_UNIT)) {
- (void)lfs_truncate(vp, osize, ioflag & IO_SYNC);
- uio->uio_offset -= resid - uio->uio_resid;
- uio->uio_resid = resid;
- }
- if (!error && (ioflag & IO_SYNC))
- error = lfs_update(vp, &time, &time, 1);
- return (error);
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ ret = ufs_symlink(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
}
-/*
- * Synch an open file.
- */
-/* ARGSUSED */
-lfs_fsync(vp, fflags, cred, waitfor, p)
- struct vnode *vp;
- int fflags;
- struct ucred *cred;
- int waitfor;
- struct proc *p;
+int
+lfs_mknod(ap)
+ struct vop_mknod_args /* {
+ struct vnode *a_dvp;
+ struct vnode **a_vpp;
+ struct componentname *a_cnp;
+ struct vattr *a_vap;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ ret = ufs_mknod(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_create(ap)
+ struct vop_create_args /* {
+ struct vnode *a_dvp;
+ struct vnode **a_vpp;
+ struct componentname *a_cnp;
+ struct vattr *a_vap;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ ret = ufs_create(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_mkdir(ap)
+ struct vop_mkdir_args /* {
+ struct vnode *a_dvp;
+ struct vnode **a_vpp;
+ struct componentname *a_cnp;
+ struct vattr *a_vap;
+ } */ *ap;
{
- struct inode *ip;
-
-#ifdef VERBOSE
- printf("lfs_fsync\n");
-#endif
- ip = VTOI(vp);
- if (fflags & FWRITE)
- ip->i_flag |= ICHG;
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ ret = ufs_mkdir(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_remove(ap)
+ struct vop_remove_args /* {
+ struct vnode *a_dvp;
+ struct vnode *a_vp;
+ struct componentname *a_cnp;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ MARK_VNODE(ap->a_vp);
+ ret = ufs_remove(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_rmdir(ap)
+ struct vop_rmdir_args /* {
+ struct vnodeop_desc *a_desc;
+ struct vnode *a_dvp;
+ struct vnode *a_vp;
+ struct componentname *a_cnp;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_dvp)->i_lfs);
+ MARK_VNODE(ap->a_dvp);
+ MARK_VNODE(ap->a_vp);
+ ret = ufs_rmdir(ap);
+ SET_ENDOP(VTOI(ap->a_dvp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_link(ap)
+ struct vop_link_args /* {
+ struct vnode *a_vp;
+ struct vnode *a_tdvp;
+ struct componentname *a_cnp;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_vp)->i_lfs);
+ MARK_VNODE(ap->a_vp);
+ ret = ufs_link(ap);
+ SET_ENDOP(VTOI(ap->a_vp)->i_lfs);
+ return (ret);
+}
+
+int
+lfs_rename(ap)
+ struct vop_rename_args /* {
+ struct vnode *a_fdvp;
+ struct vnode *a_fvp;
+ struct componentname *a_fcnp;
+ struct vnode *a_tdvp;
+ struct vnode *a_tvp;
+ struct componentname *a_tcnp;
+ } */ *ap;
+{
+ int ret;
+
+ SET_DIROP(VTOI(ap->a_fdvp)->i_lfs);
+ MARK_VNODE(ap->a_fdvp);
+ MARK_VNODE(ap->a_tdvp);
+ ret = ufs_rename(ap);
+ SET_ENDOP(VTOI(ap->a_fdvp)->i_lfs);
+ return (ret);
+}
+/* XXX hack to avoid calling ITIMES in getattr */
+int
+lfs_getattr(ap)
+ struct vop_getattr_args /* {
+ struct vnode *a_vp;
+ struct vattr *a_vap;
+ struct ucred *a_cred;
+ struct proc *a_p;
+ } */ *ap;
+{
+ register struct vnode *vp = ap->a_vp;
+ register struct inode *ip = VTOI(vp);
+ register struct vattr *vap = ap->a_vap;
/*
- * XXX
- * Sync the mounted file system associated with the file
- * descriptor.
+ * Copy from inode table
*/
- ITIMES(ip, &time, &time); /* LFS */
+ vap->va_fsid = ip->i_dev;
+ vap->va_fileid = ip->i_number;
+ vap->va_mode = ip->i_mode & ~IFMT;
+ vap->va_nlink = ip->i_nlink;
+ vap->va_uid = ip->i_uid;
+ vap->va_gid = ip->i_gid;
+ vap->va_rdev = (dev_t)ip->i_rdev;
+ vap->va_size = ip->i_din.di_size;
+ vap->va_atime = ip->i_atime;
+ vap->va_mtime = ip->i_mtime;
+ vap->va_ctime = ip->i_ctime;
+ vap->va_flags = ip->i_flags;
+ vap->va_gen = ip->i_gen;
+ /* this doesn't belong here */
+ if (vp->v_type == VBLK)
+ vap->va_blocksize = BLKDEV_IOSIZE;
+ else if (vp->v_type == VCHR)
+ vap->va_blocksize = MAXBSIZE;
+ else
+ vap->va_blocksize = vp->v_mount->mnt_stat.f_iosize;
+ vap->va_bytes = dbtob(ip->i_blocks);
+ vap->va_type = vp->v_type;
+ vap->va_filerev = ip->i_modrev;
return (0);
}
-
/*
- * Last reference to an inode, write the inode out and if necessary,
- * truncate and deallocate the file.
+ * Close called
+ *
+ * XXX -- we were using ufs_close, but since it updates the
+ * times on the inode, we might need to bump the uinodes
+ * count.
*/
+/* ARGSUSED */
int
-lfs_inactive(vp, p)
- struct vnode *vp;
- struct proc *p;
+lfs_close(ap)
+ struct vop_close_args /* {
+ struct vnode *a_vp;
+ int a_fflag;
+ struct ucred *a_cred;
+ struct proc *a_p;
+ } */ *ap;
{
- extern int prtactive;
- register struct inode *ip;
- int mode, error;
-
-#ifdef VERBOSE
- printf("lfs_inactive\n");
-#endif
- if (prtactive && vp->v_usecount != 0)
- vprint("lfs_inactive: pushing active", vp);
-
- /* Get rid of inodes related to stale file handles. */
- ip = VTOI(vp);
- if (ip->i_mode == 0) {
- if ((vp->v_flag & VXLOCK) == 0)
- vgone(vp);
- return (0);
- }
+ register struct vnode *vp = ap->a_vp;
+ register struct inode *ip = VTOI(vp);
+ int mod;
- error = 0;
- ILOCK(ip);
- if (ip->i_nlink <= 0 && (vp->v_mount->mnt_flag & MNT_RDONLY) == 0) {
-#ifdef QUOTA
- if (!getinoquota(ip))
- (void)chkiq(ip, -1, NOCRED, 0);
-#endif
- error = lfs_truncate(vp, (u_long)0, 0);
- mode = ip->i_mode;
- ip->i_mode = 0;
- ip->i_rdev = 0;
- ip->i_flag |= IUPD|ICHG;
- lfs_vfree(vp, ip->i_number, mode);
+ if (vp->v_usecount > 1 && !(ip->i_flag & ILOCKED)) {
+ mod = ip->i_flag & IMOD;
+ ITIMES(ip, &time, &time);
+ if (!mod && ip->i_flag & IMOD)
+ ip->i_lfs->lfs_uinodes++;
}
- if (ip->i_flag&(IUPD|IACC|ICHG|IMOD))
- lfs_update(vp, &time, &time, 0);
- IUNLOCK(ip);
- ip->i_flag = 0;
- /*
- * If we are done with the inode, reclaim it
- * so that it can be reused immediately.
- */
- if (vp->v_usecount == 0 && ip->i_mode == 0)
- vgone(vp);
- return (error);
+ return (0);
}
+