| union_vfsops.c (109450) | union_vfsops.c (109623) |
|---|---|
| 1/* 2 * Copyright (c) 1994, 1995 The Regents of the University of California. 3 * Copyright (c) 1994, 1995 Jan-Simon Pendry. 4 * All rights reserved. 5 * 6 * This code is derived from software donated 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_vfsops.c 8.20 (Berkeley) 5/20/95 | 1/* 2 * Copyright (c) 1994, 1995 The Regents of the University of California. 3 * Copyright (c) 1994, 1995 Jan-Simon Pendry. 4 * All rights reserved. 5 * 6 * This code is derived from software donated 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_vfsops.c 8.20 (Berkeley) 5/20/95 |
| 38 * $FreeBSD: head/sys/fs/unionfs/union_vfsops.c 109450 2003-01-18 01:01:20Z tjr $ | 38 * $FreeBSD: head/sys/fs/unionfs/union_vfsops.c 109623 2003-01-21 08:56:16Z alfred $ |
| 39 */ 40 41/* 42 * Union Layer 43 */ 44 45#include <sys/param.h> 46#include <sys/systm.h> --- 142 unchanged lines hidden (view full) --- 189 * The vnode references are stored in the union_mount as held, 190 * unlocked references. Depending on the _BELOW flag, the 191 * filesystems are viewed in a different order. In effect this 192 * is the same as providing a mount-under option to the mount 193 * syscall. 194 */ 195 196 um = (struct union_mount *) malloc(sizeof(struct union_mount), | 39 */ 40 41/* 42 * Union Layer 43 */ 44 45#include <sys/param.h> 46#include <sys/systm.h> --- 142 unchanged lines hidden (view full) --- 189 * The vnode references are stored in the union_mount as held, 190 * unlocked references. Depending on the _BELOW flag, the 191 * filesystems are viewed in a different order. In effect this 192 * is the same as providing a mount-under option to the mount 193 * syscall. 194 */ 195 196 um = (struct union_mount *) malloc(sizeof(struct union_mount), |
| 197 M_UNIONFSMNT, M_WAITOK | M_ZERO); | 197 M_UNIONFSMNT, M_ZERO); |
| 198 199 um->um_op = op; 200 201 switch (um->um_op) { 202 case UNMNT_ABOVE: 203 um->um_lowervp = lowerrootvp; 204 um->um_uppervp = upperrootvp; 205 upperrootvp = NULL; --- 311 unchanged lines hidden --- | 198 199 um->um_op = op; 200 201 switch (um->um_op) { 202 case UNMNT_ABOVE: 203 um->um_lowervp = lowerrootvp; 204 um->um_uppervp = upperrootvp; 205 upperrootvp = NULL; --- 311 unchanged lines hidden --- |