1/* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed 6 * to Berkeley by John Heidemann of the UCLA Ficus project. 7 * 8 * Source: * @(#)i405_init.c 2.10 92/04/27 UCLA Ficus project --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * |
39 * $FreeBSD: head/sys/kern/vfs_default.c 54444 1999-12-11 16:13:02Z eivind $ |
40 */ 41 42#include <sys/param.h> 43#include <sys/systm.h> 44#include <sys/buf.h> 45#include <sys/kernel.h> 46#include <sys/lock.h> 47#include <sys/malloc.h> --- 202 unchanged lines hidden (view full) --- 250 return (lockmgr(l, ap->a_flags | LK_RELEASE, &ap->a_vp->v_interlock, 251 ap->a_p)); 252} 253 254int 255vop_stdislocked(ap) 256 struct vop_islocked_args /* { 257 struct vnode *a_vp; |
258 struct proc *a_p; |
259 } */ *ap; 260{ 261 struct lock *l; 262 263 if ((l = (struct lock *)ap->a_vp->v_data) == NULL) 264 return 0; 265 |
266 return (lockstatus(l, ap->a_p)); |
267} 268 269/* 270 * Return true for select/poll. 271 */ 272int 273vop_nopoll(ap) 274 struct vop_poll_args /* { --- 205 unchanged lines hidden (view full) --- 480 481/* 482 * Return whether or not the node is in use. 483 */ 484int 485vop_noislocked(ap) 486 struct vop_islocked_args /* { 487 struct vnode *a_vp; |
488 struct proc *a_p; |
489 } */ *ap; 490{ 491 struct vnode *vp = ap->a_vp; 492 493 if (vp->v_vnlock == NULL) 494 return (0); |
495 return (lockstatus(vp->v_vnlock, ap->a_p)); |
496} 497 498/* 499 * vfs default ops 500 * used to fill the vfs fucntion table to get reasonable default return values. 501 */ 502int 503vfs_stdmount (mp, path, data, ndp, p) --- 116 unchanged lines hidden --- |