| buf.h (189595) | buf.h (189878) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 18 unchanged lines hidden (view full) --- 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)buf.h 8.9 (Berkeley) 3/30/95 | 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 18 unchanged lines hidden (view full) --- 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)buf.h 8.9 (Berkeley) 3/30/95 |
| 35 * $FreeBSD: head/sys/sys/buf.h 189595 2009-03-09 19:35:20Z jhb $ | 35 * $FreeBSD: head/sys/sys/buf.h 189878 2009-03-16 15:39:46Z kib $ |
| 36 */ 37 38#ifndef _SYS_BUF_H_ 39#define _SYS_BUF_H_ 40 41#include <sys/bufobj.h> 42#include <sys/queue.h> 43#include <sys/lock.h> --- 394 unchanged lines hidden (view full) --- 438 (bp)->b_resid = 0; \ 439} 440 441/* 442 * Flags for getblk's last parameter. 443 */ 444#define GB_LOCK_NOWAIT 0x0001 /* Fail if we block on a buf lock. */ 445#define GB_NOCREAT 0x0002 /* Don't create a buf if not found. */ | 36 */ 37 38#ifndef _SYS_BUF_H_ 39#define _SYS_BUF_H_ 40 41#include <sys/bufobj.h> 42#include <sys/queue.h> 43#include <sys/lock.h> --- 394 unchanged lines hidden (view full) --- 438 (bp)->b_resid = 0; \ 439} 440 441/* 442 * Flags for getblk's last parameter. 443 */ 444#define GB_LOCK_NOWAIT 0x0001 /* Fail if we block on a buf lock. */ 445#define GB_NOCREAT 0x0002 /* Don't create a buf if not found. */ |
| 446#define GB_NOWAIT_BD 0x0004 /* Do not wait for bufdaemon */ |
|
| 446 447#ifdef _KERNEL 448extern int nbuf; /* The number of buffer headers */ 449extern long maxswzone; /* Max KVA for swap structures */ 450extern long maxbcache; /* Max KVA for buffer cache */ 451extern long runningbufspace; 452extern long hibufspace; 453extern int dirtybufthresh; --- 28 unchanged lines hidden (view full) --- 482void bufstrategy(struct bufobj *, struct buf *); 483void brelse(struct buf *); 484void bqrelse(struct buf *); 485int vfs_bio_awrite(struct buf *); 486struct buf * getpbuf(int *); 487struct buf *incore(struct bufobj *, daddr_t); 488struct buf *gbincore(struct bufobj *, daddr_t); 489struct buf *getblk(struct vnode *, daddr_t, int, int, int, int); | 447 448#ifdef _KERNEL 449extern int nbuf; /* The number of buffer headers */ 450extern long maxswzone; /* Max KVA for swap structures */ 451extern long maxbcache; /* Max KVA for buffer cache */ 452extern long runningbufspace; 453extern long hibufspace; 454extern int dirtybufthresh; --- 28 unchanged lines hidden (view full) --- 483void bufstrategy(struct bufobj *, struct buf *); 484void brelse(struct buf *); 485void bqrelse(struct buf *); 486int vfs_bio_awrite(struct buf *); 487struct buf * getpbuf(int *); 488struct buf *incore(struct bufobj *, daddr_t); 489struct buf *gbincore(struct bufobj *, daddr_t); 490struct buf *getblk(struct vnode *, daddr_t, int, int, int, int); |
| 490struct buf *geteblk(int); | 491struct buf *geteblk(int, int); |
| 491int bufwait(struct buf *); 492int bufwrite(struct buf *); 493void bufdone(struct buf *); 494void bufdone_finish(struct buf *); 495 496int cluster_read(struct vnode *, u_quad_t, daddr_t, long, 497 struct ucred *, long, int, struct buf **); 498int cluster_wbuild(struct vnode *, long, daddr_t, int); --- 26 unchanged lines hidden --- | 492int bufwait(struct buf *); 493int bufwrite(struct buf *); 494void bufdone(struct buf *); 495void bufdone_finish(struct buf *); 496 497int cluster_read(struct vnode *, u_quad_t, daddr_t, long, 498 struct ucred *, long, int, struct buf **); 499int cluster_wbuild(struct vnode *, long, daddr_t, int); --- 26 unchanged lines hidden --- |