1 /*- 2 * Copyright (c) 2007 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 _OPENSOLARIS_SYS_CONDVAR_H_ 30 #define _OPENSOLARIS_SYS_CONDVAR_H_ 31 32 #include <sys/param.h> 33 #include <sys/proc.h> 34 35 #ifdef _KERNEL 36 37 #include <sys/mutex.h> 38 #include <sys/condvar.h> 39 40 typedef struct cv kcondvar_t; 41 42 typedef enum { 43 CV_DEFAULT, 44 CV_DRIVER 45 } kcv_type_t; 46 47 #define zfs_cv_init(cv, name, type, arg) do { \ 48 const char *_name; \ 49 ASSERT((type) == CV_DEFAULT); \ 50 for (_name = #cv; *_name != '\0'; _name++) { \ 51 if (*_name >= 'a' && *_name <= 'z') \ 52 break; \ 53 } \ 54 if (*_name == '\0') \ 55 _name = #cv; \ 56 cv_init((cv), _name); \ 57 } while (0) 58 #define cv_init(cv, name, type, arg) zfs_cv_init(cv, name, type, arg) 59 60 #endif /* _KERNEL */ 61 62 #endif /* _OPENSOLARIS_SYS_CONDVAR_H_ */ 63