1 /*- 2 * Copyright (c) 2004-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _G_NOP_H_ 30 #define _G_NOP_H_ 31 32 #define G_NOP_CLASS_NAME "NOP" 33 #define G_NOP_VERSION 4 34 #define G_NOP_SUFFIX ".nop" 35 36 #ifdef _KERNEL 37 #define G_NOP_DEBUG(lvl, ...) do { \ 38 if (g_nop_debug >= (lvl)) { \ 39 printf("GEOM_NOP"); \ 40 if (g_nop_debug > 0) \ 41 printf("[%u]", lvl); \ 42 printf(": "); \ 43 printf(__VA_ARGS__); \ 44 printf("\n"); \ 45 } \ 46 } while (0) 47 #define G_NOP_LOGREQ(bp, ...) G_NOP_LOGREQLVL(2, bp, __VA_ARGS__) 48 #define G_NOP_LOGREQLVL(lvl, bp, ...) do { \ 49 if (g_nop_debug >= (lvl)) { \ 50 printf("GEOM_NOP[%d]: ", (lvl)); \ 51 printf(__VA_ARGS__); \ 52 printf(" "); \ 53 g_print_bio(bp); \ 54 printf("\n"); \ 55 } \ 56 } while (0) 57 58 struct g_nop_softc { 59 int sc_error; 60 off_t sc_offset; 61 off_t sc_explicitsize; 62 u_int sc_rfailprob; 63 u_int sc_wfailprob; 64 uintmax_t sc_reads; 65 uintmax_t sc_writes; 66 uintmax_t sc_readbytes; 67 uintmax_t sc_wrotebytes; 68 struct mtx sc_lock; 69 }; 70 #endif /* _KERNEL */ 71 72 #endif /* _G_NOP_H_ */ 73