aac_compat.h

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    1 /*-
    2  * Copyright (c) 2000 Michael Smith
    3  * Copyright (c) 2000 BSDi
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 /*
   30  * Backwards compatibility support.
   31  */
   32 
   33 /*
   34  * Handle the new/old bio/buf changeover
   35  */
   36 
   37 #if __FreeBSD_version < 500003          /* old buf style */
   38 #include <sys/buf.h>
   39 #define FREEBSD_4
   40 #define bio                                     buf
   41 #define bioq_init(x)                            bufq_init(x)
   42 #define bioq_insert_tail(x, y)                  bufq_insert_tail(x, y)
   43 #define bioq_remove(x, y)                       bufq_remove(x, y)
   44 #define bioq_first(x)                           bufq_first(x)
   45 #define bio_queue_head                          buf_queue_head
   46 #define bio_bcount                              b_bcount
   47 #define bio_blkno                               b_blkno
   48 #define bio_caller1                             b_caller1
   49 #define bio_data                                b_data
   50 #define bio_dev                                 b_dev
   51 #define bio_driver1                             b_driver1
   52 #define bio_driver2                             b_driver2
   53 #define bio_error                               b_error
   54 #define bio_flags                               b_flags
   55 #define bio_pblkno                              b_pblkno
   56 #define bio_resid                               b_resid
   57 #define BIO_ERROR                               B_ERROR
   58 #define devstat_end_transaction_bio(x, y)      devstat_end_transaction_buf(x, y)
   59 #define BIO_IS_READ(x)                          ((x)->b_flags & B_READ)
   60 
   61 #else                                   /* new bio style */
   62 #include <sys/bio.h>
   63 #define BIO_IS_READ(x)                          ((x)->bio_cmd == BIO_READ)
   64 #endif

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FreeBSD/Linux Kernel Cross Reference sys/dev/aac/aac_compat.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/aac/aac_compat.h