X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e5568f75972dfc723778653c11cb6b4dc825716a..eb6b6ca394357805f2bdba989abae309f718b4d8:/bsd/miscfs/deadfs/dead_vnops.c diff --git a/bsd/miscfs/deadfs/dead_vnops.c b/bsd/miscfs/deadfs/dead_vnops.c index aaca316c9..c3efcf70f 100644 --- a/bsd/miscfs/deadfs/dead_vnops.c +++ b/bsd/miscfs/deadfs/dead_vnops.c @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2019 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /* @@ -58,133 +64,105 @@ #include #include #include -#include +#include #include #include #include #include +int chkvnlock(vnode_t vp); + /* * Prototypes for dead operations on vnodes. */ -int dead_badop(), - dead_ebadf(); -int dead_lookup __P((struct vop_lookup_args *)); -#define dead_create ((int (*) __P((struct vop_create_args *)))dead_badop) -#define dead_mknod ((int (*) __P((struct vop_mknod_args *)))dead_badop) -int dead_open __P((struct vop_open_args *)); -#define dead_close ((int (*) __P((struct vop_close_args *)))nullop) -#define dead_access ((int (*) __P((struct vop_access_args *)))dead_ebadf) -#define dead_getattr ((int (*) __P((struct vop_getattr_args *)))dead_ebadf) -#define dead_setattr ((int (*) __P((struct vop_setattr_args *)))dead_ebadf) -int dead_read __P((struct vop_read_args *)); -int dead_write __P((struct vop_write_args *)); -int dead_ioctl __P((struct vop_ioctl_args *)); -int dead_select __P((struct vop_select_args *)); -#define dead_mmap ((int (*) __P((struct vop_mmap_args *)))dead_badop) -#define dead_fsync ((int (*) __P((struct vop_fsync_args *)))nullop) -#define dead_seek ((int (*) __P((struct vop_seek_args *)))nullop) -#define dead_remove ((int (*) __P((struct vop_remove_args *)))dead_badop) -#define dead_link ((int (*) __P((struct vop_link_args *)))dead_badop) -#define dead_rename ((int (*) __P((struct vop_rename_args *)))dead_badop) -#define dead_mkdir ((int (*) __P((struct vop_mkdir_args *)))dead_badop) -#define dead_rmdir ((int (*) __P((struct vop_rmdir_args *)))dead_badop) -#define dead_symlink ((int (*) __P((struct vop_symlink_args *)))dead_badop) -#define dead_readdir ((int (*) __P((struct vop_readdir_args *)))dead_ebadf) -#define dead_readlink ((int (*) __P((struct vop_readlink_args *)))dead_ebadf) -#define dead_abortop ((int (*) __P((struct vop_abortop_args *)))dead_badop) -#define dead_inactive ((int (*) __P((struct vop_inactive_args *)))nullop) -#define dead_reclaim ((int (*) __P((struct vop_reclaim_args *)))nullop) -int dead_lock __P((struct vop_lock_args *)); -#define dead_unlock ((int (*) __P((struct vop_unlock_args *)))nullop) -int dead_bmap __P((struct vop_bmap_args *)); -int dead_strategy __P((struct vop_strategy_args *)); -int dead_print __P((struct vop_print_args *)); -#define dead_islocked ((int (*) __P((struct vop_islocked_args *)))nullop) -#define dead_pathconf ((int (*) __P((struct vop_pathconf_args *)))dead_ebadf) -#define dead_advlock ((int (*) __P((struct vop_advlock_args *)))dead_ebadf) -#define dead_blkatoff ((int (*) __P((struct vop_blkatoff_args *)))dead_badop) -#define dead_valloc ((int (*) __P((struct vop_valloc_args *)))dead_badop) -#define dead_vfree ((int (*) __P((struct vop_vfree_args *)))dead_badop) -#define dead_truncate ((int (*) __P((struct vop_truncate_args *)))nullop) -#define dead_update ((int (*) __P((struct vop_update_args *)))nullop) -#define dead_bwrite ((int (*) __P((struct vop_bwrite_args *)))nullop) -int dead_pagein __P((struct vop_pagein_args *)); -int dead_pageout __P((struct vop_pageout_args *)); -int dead_blktooff __P((struct vop_blktooff_args *)); -int dead_offtoblk __P((struct vop_offtoblk_args *)); -int dead_cmap __P((struct vop_cmap_args *)); +int dead_badop(void *); +int dead_ebadf(void *); +int dead_lookup(struct vnop_lookup_args *); +#define dead_create (int (*)(struct vnop_create_args *))dead_badop +#define dead_mknod (int (*)(struct vnop_mknod_args *))dead_badop +int dead_open(struct vnop_open_args *); +#define dead_close (int (*)(struct vnop_close_args *))nullop +#define dead_access (int (*)(struct vnop_access_args *))dead_ebadf +#define dead_getattr (int (*)(struct vnop_getattr_args *))dead_ebadf +#define dead_setattr (int (*)(struct vnop_setattr_args *))dead_ebadf +int dead_read(struct vnop_read_args *); +int dead_write(struct vnop_write_args *); +int dead_ioctl(struct vnop_ioctl_args *); +int dead_select(struct vnop_select_args *); +#define dead_mmap (int (*)(struct vnop_mmap_args *))dead_badop +#define dead_fsync (int (*)(struct vnop_fsync_args *))nullop +#define dead_remove (int (*)(struct vnop_remove_args ))dead_badop +#define dead_link (int (*)(struct vnop_link_args *))dead_badop +#define dead_rename (int (*)(struct vnop_rename_args *))dead_badop +#define dead_mkdir (int (*)(struct vnop_mkdir_args *))dead_badop +#define dead_rmdir (int (*)(struct vnop_rmdir_args *))dead_badop +#define dead_symlink (int (*)(struct vnop_symlink_args *))dead_badop +#define dead_readdir (int (*)(struct vnop_readdir_args *))dead_ebadf +#define dead_readlink (int (*)(struct vnop_readlink_args *))dead_ebadf +#define dead_inactive (int (*)(struct vnop_inactive_args *))nullop +#define dead_reclaim (int (*)(struct vnop_reclaim_args *))nullop +int dead_strategy(struct vnop_strategy_args *); +#define dead_pathconf (int (*)(struct vnop_pathconf_args *))dead_ebadf +#define dead_advlock (int (*)(struct vnop_advlock_args *))dead_ebadf +#define dead_bwrite (int (*)(struct vnop_bwrite_args *))nullop +int dead_pagein(struct vnop_pagein_args *); +int dead_pageout(struct vnop_pageout_args *); +int dead_blktooff(struct vnop_blktooff_args *); +int dead_offtoblk(struct vnop_offtoblk_args *); +int dead_blockmap(struct vnop_blockmap_args *); #define VOPFUNC int (*)(void *) -int (**dead_vnodeop_p)(void *); -struct vnodeopv_entry_desc dead_vnodeop_entries[] = { - { &vop_default_desc, (VOPFUNC)vn_default_error }, - { &vop_lookup_desc, (VOPFUNC)dead_lookup }, /* lookup */ - { &vop_create_desc, (VOPFUNC)dead_create }, /* create */ - { &vop_mknod_desc, (VOPFUNC)dead_mknod }, /* mknod */ - { &vop_open_desc, (VOPFUNC)dead_open }, /* open */ - { &vop_close_desc, (VOPFUNC)dead_close }, /* close */ - { &vop_access_desc, (VOPFUNC)dead_access }, /* access */ - { &vop_getattr_desc, (VOPFUNC)dead_getattr }, /* getattr */ - { &vop_setattr_desc, (VOPFUNC)dead_setattr }, /* setattr */ - { &vop_read_desc, (VOPFUNC)dead_read }, /* read */ - { &vop_write_desc, (VOPFUNC)dead_write }, /* write */ - { &vop_ioctl_desc, (VOPFUNC)dead_ioctl }, /* ioctl */ - { &vop_select_desc, (VOPFUNC)dead_select }, /* select */ - { &vop_mmap_desc, (VOPFUNC)dead_mmap }, /* mmap */ - { &vop_fsync_desc, (VOPFUNC)dead_fsync }, /* fsync */ - { &vop_seek_desc, (VOPFUNC)dead_seek }, /* seek */ - { &vop_remove_desc, (VOPFUNC)dead_remove }, /* remove */ - { &vop_link_desc, (VOPFUNC)dead_link }, /* link */ - { &vop_rename_desc, (VOPFUNC)dead_rename }, /* rename */ - { &vop_mkdir_desc, (VOPFUNC)dead_mkdir }, /* mkdir */ - { &vop_rmdir_desc, (VOPFUNC)dead_rmdir }, /* rmdir */ - { &vop_symlink_desc, (VOPFUNC)dead_symlink }, /* symlink */ - { &vop_readdir_desc, (VOPFUNC)dead_readdir }, /* readdir */ - { &vop_readlink_desc, (VOPFUNC)dead_readlink }, /* readlink */ - { &vop_abortop_desc, (VOPFUNC)dead_abortop }, /* abortop */ - { &vop_inactive_desc, (VOPFUNC)dead_inactive }, /* inactive */ - { &vop_reclaim_desc, (VOPFUNC)dead_reclaim }, /* reclaim */ - { &vop_lock_desc, (VOPFUNC)dead_lock }, /* lock */ - { &vop_unlock_desc, (VOPFUNC)dead_unlock }, /* unlock */ - { &vop_bmap_desc, (VOPFUNC)dead_bmap }, /* bmap */ - { &vop_strategy_desc, (VOPFUNC)dead_strategy }, /* strategy */ - { &vop_print_desc, (VOPFUNC)dead_print }, /* print */ - { &vop_islocked_desc, (VOPFUNC)dead_islocked }, /* islocked */ - { &vop_pathconf_desc, (VOPFUNC)dead_pathconf }, /* pathconf */ - { &vop_advlock_desc, (VOPFUNC)dead_advlock }, /* advlock */ - { &vop_blkatoff_desc, (VOPFUNC)dead_blkatoff }, /* blkatoff */ - { &vop_valloc_desc, (VOPFUNC)dead_valloc }, /* valloc */ - { &vop_vfree_desc, (VOPFUNC)dead_vfree }, /* vfree */ - { &vop_truncate_desc, (VOPFUNC)dead_truncate }, /* truncate */ - { &vop_update_desc, (VOPFUNC)dead_update }, /* update */ - { &vop_bwrite_desc, (VOPFUNC)dead_bwrite }, /* bwrite */ - { &vop_pagein_desc, (VOPFUNC)err_pagein }, /* Pagein */ - { &vop_pageout_desc, (VOPFUNC)err_pageout }, /* Pageout */ - { &vop_copyfile_desc, (VOPFUNC)err_copyfile }, /* Copyfile */ - { &vop_blktooff_desc, (VOPFUNC)dead_blktooff }, /* blktooff */ - { &vop_offtoblk_desc, (VOPFUNC)dead_offtoblk }, /* offtoblk */ - { &vop_cmap_desc, (VOPFUNC)dead_cmap }, /* cmap */ - { (struct vnodeop_desc*)NULL, (VOPFUNC)NULL } +int(**dead_vnodeop_p)(void *); +const struct vnodeopv_entry_desc dead_vnodeop_entries[] = { + { .opve_op = &vnop_default_desc, .opve_impl = (VOPFUNC)vn_default_error }, + { .opve_op = &vnop_lookup_desc, .opve_impl = (VOPFUNC)dead_lookup }, /* lookup */ + { .opve_op = &vnop_create_desc, .opve_impl = (VOPFUNC)dead_create }, /* create */ + { .opve_op = &vnop_open_desc, .opve_impl = (VOPFUNC)dead_open }, /* open */ + { .opve_op = &vnop_mknod_desc, .opve_impl = (VOPFUNC)dead_mknod }, /* mknod */ + { .opve_op = &vnop_close_desc, .opve_impl = (VOPFUNC)dead_close }, /* close */ + { .opve_op = &vnop_access_desc, .opve_impl = (VOPFUNC)dead_access }, /* access */ + { .opve_op = &vnop_getattr_desc, .opve_impl = (VOPFUNC)dead_getattr }, /* getattr */ + { .opve_op = &vnop_setattr_desc, .opve_impl = (VOPFUNC)dead_setattr }, /* setattr */ + { .opve_op = &vnop_read_desc, .opve_impl = (VOPFUNC)dead_read }, /* read */ + { .opve_op = &vnop_write_desc, .opve_impl = (VOPFUNC)dead_write }, /* write */ + { .opve_op = &vnop_ioctl_desc, .opve_impl = (VOPFUNC)dead_ioctl }, /* ioctl */ + { .opve_op = &vnop_select_desc, .opve_impl = (VOPFUNC)dead_select }, /* select */ + { .opve_op = &vnop_mmap_desc, .opve_impl = (VOPFUNC)dead_mmap }, /* mmap */ + { .opve_op = &vnop_fsync_desc, .opve_impl = (VOPFUNC)dead_fsync }, /* fsync */ + { .opve_op = &vnop_remove_desc, .opve_impl = (VOPFUNC)dead_remove }, /* remove */ + { .opve_op = &vnop_link_desc, .opve_impl = (VOPFUNC)dead_link }, /* link */ + { .opve_op = &vnop_rename_desc, .opve_impl = (VOPFUNC)dead_rename }, /* rename */ + { .opve_op = &vnop_mkdir_desc, .opve_impl = (VOPFUNC)dead_mkdir }, /* mkdir */ + { .opve_op = &vnop_rmdir_desc, .opve_impl = (VOPFUNC)dead_rmdir }, /* rmdir */ + { .opve_op = &vnop_symlink_desc, .opve_impl = (VOPFUNC)dead_symlink }, /* symlink */ + { .opve_op = &vnop_readdir_desc, .opve_impl = (VOPFUNC)dead_readdir }, /* readdir */ + { .opve_op = &vnop_readlink_desc, .opve_impl = (VOPFUNC)dead_readlink }, /* readlink */ + { .opve_op = &vnop_inactive_desc, .opve_impl = (VOPFUNC)dead_inactive }, /* inactive */ + { .opve_op = &vnop_reclaim_desc, .opve_impl = (VOPFUNC)dead_reclaim }, /* reclaim */ + { .opve_op = &vnop_strategy_desc, .opve_impl = (VOPFUNC)dead_strategy }, /* strategy */ + { .opve_op = &vnop_pathconf_desc, .opve_impl = (VOPFUNC)dead_pathconf }, /* pathconf */ + { .opve_op = &vnop_advlock_desc, .opve_impl = (VOPFUNC)dead_advlock }, /* advlock */ + { .opve_op = &vnop_bwrite_desc, .opve_impl = (VOPFUNC)dead_bwrite }, /* bwrite */ + { .opve_op = &vnop_pagein_desc, .opve_impl = (VOPFUNC)err_pagein }, /* Pagein */ + { .opve_op = &vnop_pageout_desc, .opve_impl = (VOPFUNC)err_pageout }, /* Pageout */ + { .opve_op = &vnop_copyfile_desc, .opve_impl = (VOPFUNC)err_copyfile }, /* Copyfile */ + { .opve_op = &vnop_blktooff_desc, .opve_impl = (VOPFUNC)dead_blktooff }, /* blktooff */ + { .opve_op = &vnop_offtoblk_desc, .opve_impl = (VOPFUNC)dead_offtoblk }, /* offtoblk */ + { .opve_op = &vnop_blockmap_desc, .opve_impl = (VOPFUNC)dead_blockmap }, /* blockmap */ + { .opve_op = (struct vnodeop_desc*)NULL, .opve_impl = (VOPFUNC)NULL } }; -struct vnodeopv_desc dead_vnodeop_opv_desc = - { &dead_vnodeop_p, dead_vnodeop_entries }; +const struct vnodeopv_desc dead_vnodeop_opv_desc = +{ .opv_desc_vector_p = &dead_vnodeop_p, .opv_desc_ops = dead_vnodeop_entries }; /* * Trivial lookup routine that always fails. */ /* ARGSUSED */ int -dead_lookup(ap) - struct vop_lookup_args /* { - struct vnode * a_dvp; - struct vnode ** a_vpp; - struct componentname * a_cnp; - } */ *ap; +dead_lookup(struct vnop_lookup_args *ap) { - *ap->a_vpp = NULL; - return (ENOTDIR); + return ENOTDIR; } /* @@ -192,16 +170,9 @@ dead_lookup(ap) */ /* ARGSUSED */ int -dead_open(ap) - struct vop_open_args /* { - struct vnode *a_vp; - int a_mode; - struct ucred *a_cred; - struct proc *a_p; - } */ *ap; +dead_open(__unused struct vnop_open_args *ap) { - - return (ENXIO); + return ENXIO; } /* @@ -209,23 +180,18 @@ dead_open(ap) */ /* ARGSUSED */ int -dead_read(ap) - struct vop_read_args /* { - struct vnode *a_vp; - struct uio *a_uio; - int a_ioflag; - struct ucred *a_cred; - } */ *ap; +dead_read(struct vnop_read_args *ap) { - - if (chkvnlock(ap->a_vp)) + if (chkvnlock(ap->a_vp)) { panic("dead_read: lock"); + } /* * Return EOF for character devices, EIO for others */ - if (ap->a_vp->v_type != VCHR) - return (EIO); - return (0); + if (ap->a_vp->v_type != VCHR) { + return EIO; + } + return 0; } /* @@ -233,18 +199,12 @@ dead_read(ap) */ /* ARGSUSED */ int -dead_write(ap) - struct vop_write_args /* { - struct vnode *a_vp; - struct uio *a_uio; - int a_ioflag; - struct ucred *a_cred; - } */ *ap; +dead_write(struct vnop_write_args *ap) { - - if (chkvnlock(ap->a_vp)) + if (chkvnlock(ap->a_vp)) { panic("dead_write: lock"); - return (EIO); + } + return EIO; } /* @@ -252,166 +212,71 @@ dead_write(ap) */ /* ARGSUSED */ int -dead_ioctl(ap) - struct vop_ioctl_args /* { - struct vnode *a_vp; - u_long a_command; - caddr_t a_data; - int a_fflag; - struct ucred *a_cred; - struct proc *a_p; - } */ *ap; +dead_ioctl(struct vnop_ioctl_args *ap) { - - if (!chkvnlock(ap->a_vp)) - return (EBADF); - return (VCALL(ap->a_vp, VOFFSET(vop_ioctl), ap)); + if (!chkvnlock(ap->a_vp)) { + return EBADF; + } + return VCALL(ap->a_vp, VOFFSET(vnop_ioctl), ap); } /* ARGSUSED */ int -dead_select(ap) - struct vop_select_args /* { - struct vnode *a_vp; - int a_which; - int a_fflags; - struct ucred *a_cred; - void *a_wql; - struct proc *a_p; - } */ *ap; +dead_select(__unused struct vnop_select_args *ap) { - /* * Let the user find out that the descriptor is gone. */ - return (1); + return 1; } /* * Just call the device strategy routine */ int -dead_strategy(ap) - struct vop_strategy_args /* { - struct buf *a_bp; - } */ *ap; +dead_strategy(struct vnop_strategy_args *ap) { - - if (ap->a_bp->b_vp == NULL || !chkvnlock(ap->a_bp->b_vp)) { - ap->a_bp->b_flags |= B_ERROR; - biodone(ap->a_bp); - return (EIO); + if (buf_vnode(ap->a_bp) == NULL || !chkvnlock(buf_vnode(ap->a_bp))) { + buf_seterror(ap->a_bp, EIO); + buf_biodone(ap->a_bp); + return EIO; } - return (VOP_STRATEGY(ap->a_bp)); + return VNOP_STRATEGY(ap->a_bp); } /* * Wait until the vnode has finished changing state. */ int -dead_lock(ap) - struct vop_lock_args /* { - struct vnode *a_vp; - } */ *ap; +dead_blockmap(struct vnop_blockmap_args *ap) { - - struct vnode *vp = ap->a_vp; - - /* - * Since we are not using the lock manager, we must clear - * the interlock here. - */ - if (ap->a_flags & LK_INTERLOCK) { - simple_unlock(&vp->v_interlock); - ap->a_flags &= ~LK_INTERLOCK; + if (!chkvnlock(ap->a_vp)) { + return EIO; } - if (!chkvnlock(ap->a_vp)) - return (0); - return (VCALL(ap->a_vp, VOFFSET(vop_lock), ap)); + return VNOP_BLOCKMAP(ap->a_vp, ap->a_foffset, ap->a_size, ap->a_bpn, + ap->a_run, ap->a_poff, ap->a_flags, ap->a_context); } /* - * Wait until the vnode has finished changing state. - */ -int -dead_bmap(ap) - struct vop_bmap_args /* { - struct vnode *a_vp; - daddr_t a_bn; - struct vnode **a_vpp; - daddr_t *a_bnp; - int *a_runp; - } */ *ap; -{ - - if (!chkvnlock(ap->a_vp)) - return (EIO); - return (VOP_BMAP(ap->a_vp, ap->a_bn, ap->a_vpp, ap->a_bnp, ap->a_runp)); -} - -/* - * Wait until the vnode has finished changing state. - */ -int -dead_cmap(ap) - struct vop_cmap_args /* { - struct vnode *a_vp; - off_t a_foffset; - size_t a_size; - daddr_t *a_bpn; - size_t *a_run; - void *a_poff; - } */ *ap; -{ - - if (!chkvnlock(ap->a_vp)) - return (EIO); - return (VOP_CMAP(ap->a_vp, ap->a_foffset, ap->a_size, ap->a_bpn, ap->a_run, ap->a_poff)); -} - -/* - * Print out the contents of a dead vnode. + * Empty vnode failed operation */ /* ARGSUSED */ int -dead_print(ap) - struct vop_print_args /* { - struct vnode *a_vp; - } */ *ap; +dead_ebadf(__unused void *dummy) { - - printf("tag VT_NON, dead vnode\n"); -} - -/* - * Empty vnode failed operation - */ -int -dead_ebadf() -{ - - return (EBADF); + return EBADF; } /* * Empty vnode bad operation */ +/* ARGSUSED */ int -dead_badop() +dead_badop(__unused void *dummy) { - panic("dead_badop called"); /* NOTREACHED */ -} - -/* - * Empty vnode null operation - */ -int -dead_nullop() -{ - - return (0); + return -1; } /* @@ -419,47 +284,31 @@ dead_nullop() * in a state of change. */ int -chkvnlock(vp) - register struct vnode *vp; +chkvnlock(__unused vnode_t vp) { - int locked = 0; - - while (vp->v_flag & VXLOCK) { - vp->v_flag |= VXWANT; - sleep((caddr_t)vp, PINOD); - locked = 1; - } - return (locked); + return 0; } /* Blktooff */ int -dead_blktooff(ap) - struct vop_blktooff_args /* { - struct vnode *a_vp; - daddr_t a_lblkno; - off_t *a_offset; - } */ *ap; +dead_blktooff(struct vnop_blktooff_args *ap) { - if (!chkvnlock(ap->a_vp)) - return (EIO); + if (!chkvnlock(ap->a_vp)) { + return EIO; + } - *ap->a_offset = (off_t)-1; /* failure */ - return (0); + *ap->a_offset = (off_t)-1; /* failure */ + return 0; } /* Blktooff */ int -dead_offtoblk(ap) -struct vop_offtoblk_args /* { - struct vnode *a_vp; - off_t a_offset; - daddr_t *a_lblkno; - } */ *ap; +dead_offtoblk(struct vnop_offtoblk_args *ap) { - if (!chkvnlock(ap->a_vp)) - return (EIO); + if (!chkvnlock(ap->a_vp)) { + return EIO; + } - *ap->a_lblkno = (daddr_t)-1; /* failure */ - return (0); + *ap->a_lblkno = (daddr64_t)-1; /* failure */ + return 0; }