| union_vnops.c (54655) | union_vnops.c (58345) |
|---|---|
| 1/* 2 * Copyright (c) 1992, 1993, 1994, 1995 Jan-Simon Pendry. 3 * Copyright (c) 1992, 1993, 1994, 1995 4 * The Regents of the University of California. All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * Jan-Simon Pendry. 8 * --- 21 unchanged lines hidden (view full) --- 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * @(#)union_vnops.c 8.32 (Berkeley) 6/23/95 | 1/* 2 * Copyright (c) 1992, 1993, 1994, 1995 Jan-Simon Pendry. 3 * Copyright (c) 1992, 1993, 1994, 1995 4 * The Regents of the University of California. All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * Jan-Simon Pendry. 8 * --- 21 unchanged lines hidden (view full) --- 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * @(#)union_vnops.c 8.32 (Berkeley) 6/23/95 |
| 38 * $FreeBSD: head/sys/fs/unionfs/union_vnops.c 54655 1999-12-15 23:02:35Z eivind $ | 38 * $FreeBSD: head/sys/fs/unionfs/union_vnops.c 58345 2000-03-20 10:44:49Z phk $ |
| 39 */ 40 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/proc.h> 44#include <sys/fcntl.h> 45#include <sys/stat.h> 46#include <sys/kernel.h> --- 1871 unchanged lines hidden (view full) --- 1918 } */ *ap; 1919{ 1920 struct buf *bp = ap->a_bp; 1921 struct vnode *othervp = OTHERVP(bp->b_vp); 1922 1923#ifdef DIAGNOSTIC 1924 if (othervp == NULLVP) 1925 panic("union_strategy: nil vp"); | 39 */ 40 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/proc.h> 44#include <sys/fcntl.h> 45#include <sys/stat.h> 46#include <sys/kernel.h> --- 1871 unchanged lines hidden (view full) --- 1918 } */ *ap; 1919{ 1920 struct buf *bp = ap->a_bp; 1921 struct vnode *othervp = OTHERVP(bp->b_vp); 1922 1923#ifdef DIAGNOSTIC 1924 if (othervp == NULLVP) 1925 panic("union_strategy: nil vp"); |
| 1926 if (((bp->b_flags & B_READ) == 0) && | 1926 if ((bp->b_iocmd == BIO_WRITE) && |
| 1927 (othervp == LOWERVP(bp->b_vp))) 1928 panic("union_strategy: writing to lowervp"); 1929#endif 1930 return (VOP_STRATEGY(othervp, bp)); 1931} 1932 1933/* 1934 * Global vfs data structures --- 47 unchanged lines hidden --- | 1927 (othervp == LOWERVP(bp->b_vp))) 1928 panic("union_strategy: writing to lowervp"); 1929#endif 1930 return (VOP_STRATEGY(othervp, bp)); 1931} 1932 1933/* 1934 * Global vfs data structures --- 47 unchanged lines hidden --- |