| iosys (96923) | iosys (226436) |
|---|---|
| 1.\" Copyright (C) Caldera International Inc. 2001-2002. All rights reserved. 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions are 5.\" met: 6.\" 7.\" Redistributions of source code and documentation must retain the above 8.\" copyright notice, this list of conditions and the following --- 22 unchanged lines hidden (view full) --- 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 32.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 33.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 34.\" OR OTHERWISE) RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 35.\" IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36.\" 37.\" @(#)iosys 8.1 (Berkeley) 6/8/93 38.\" | 1.\" Copyright (C) Caldera International Inc. 2001-2002. All rights reserved. 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions are 5.\" met: 6.\" 7.\" Redistributions of source code and documentation must retain the above 8.\" copyright notice, this list of conditions and the following --- 22 unchanged lines hidden (view full) --- 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 32.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 33.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 34.\" OR OTHERWISE) RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 35.\" IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36.\" 37.\" @(#)iosys 8.1 (Berkeley) 6/8/93 38.\" |
| 39.\" $FreeBSD: head/share/doc/psd/03.iosys/iosys 96923 2002-05-19 06:03:06Z grog $ | 39.\" $FreeBSD: head/share/doc/psd/03.iosys/iosys 226436 2011-10-16 14:30:28Z eadler $ |
| 40.EH 'PSD:3-%''The UNIX I/O System' 41.OH 'The UNIX I/O System''PSD:3-%' 42.TL 43The UNIX I/O System 44.AU 45Dennis M. Ritchie 46.AI 47AT&T Bell Laboratories --- 760 unchanged lines hidden (view full) --- 808.I B_WRITE 809is defined as 0 and does not define a flag; it is provided 810as a mnemonic convenience to callers of routines like 811.I swap 812which have a separate argument 813which indicates read or write. 814.IP B_DONE 10 815This bit is set | 40.EH 'PSD:3-%''The UNIX I/O System' 41.OH 'The UNIX I/O System''PSD:3-%' 42.TL 43The UNIX I/O System 44.AU 45Dennis M. Ritchie 46.AI 47AT&T Bell Laboratories --- 760 unchanged lines hidden (view full) --- 808.I B_WRITE 809is defined as 0 and does not define a flag; it is provided 810as a mnemonic convenience to callers of routines like 811.I swap 812which have a separate argument 813which indicates read or write. 814.IP B_DONE 10 815This bit is set |
| 816to 0 when a block is handed to the the device strategy | 816to 0 when a block is handed to the device strategy |
| 817routine and is turned on when the operation completes, 818whether normally as the result of an error. 819It is also used as part of the return argument of 820.I getblk 821to indicate if 1 that the returned 822buffer actually contains the data in the requested block. 823.IP B_ERROR 10 824This bit may be set to 1 when --- 262 unchanged lines hidden --- | 817routine and is turned on when the operation completes, 818whether normally as the result of an error. 819It is also used as part of the return argument of 820.I getblk 821to indicate if 1 that the returned 822buffer actually contains the data in the requested block. 823.IP B_ERROR 10 824This bit may be set to 1 when --- 262 unchanged lines hidden --- |