/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2004-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _G_NOP_H_ #define _G_NOP_H_ #define G_NOP_CLASS_NAME "NOP" #define G_NOP_VERSION 4 #define G_NOP_SUFFIX ".nop" /* * Special flag to instruct gnop to passthrough the underlying provider's * physical path */ #define G_NOP_PHYSPATH_PASSTHROUGH "\255" #ifdef _KERNEL #define G_NOP_DEBUG(lvl, ...) \ _GEOM_DEBUG("GEOM_NOP", g_nop_debug, (lvl), NULL, __VA_ARGS__) #define G_NOP_LOGREQLVL(lvl, bp, ...) \ _GEOM_DEBUG("GEOM_NOP", g_nop_debug, (lvl), (bp), __VA_ARGS__) #define G_NOP_LOGREQ(bp, ...) G_NOP_LOGREQLVL(2, bp, __VA_ARGS__) struct g_nop_delay; TAILQ_HEAD(g_nop_delay_head, g_nop_delay); struct g_nop_softc { int sc_error; off_t sc_offset; off_t sc_explicitsize; off_t sc_stripesize; off_t sc_stripeoffset; u_int sc_rfailprob; u_int sc_wfailprob; u_int sc_delaymsec; u_int sc_rdelayprob; u_int sc_wdelayprob; u_int sc_count_until_fail; uintmax_t sc_reads; uintmax_t sc_writes; uintmax_t sc_deletes; uintmax_t sc_getattrs; uintmax_t sc_flushes; uintmax_t sc_cmd0s; uintmax_t sc_cmd1s; uintmax_t sc_cmd2s; uintmax_t sc_speedups; uintmax_t sc_readbytes; uintmax_t sc_wrotebytes; char *sc_physpath; struct mtx sc_lock; struct g_nop_delay_head sc_head_delay; }; #endif /* _KERNEL */ #endif /* _G_NOP_H_ */ |