| vfs_default.c (30496) | vfs_default.c (30513) |
|---|---|
| 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 --- 158 unchanged lines hidden (view full) --- 167 case _PC_VDISABLE: 168 *ap->a_retval = _POSIX_VDISABLE; 169 return (0); 170 default: 171 return (EINVAL); 172 } 173 /* NOTREACHED */ 174} | 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 --- 158 unchanged lines hidden (view full) --- 167 case _PC_VDISABLE: 168 *ap->a_retval = _POSIX_VDISABLE; 169 return (0); 170 default: 171 return (EINVAL); 172 } 173 /* NOTREACHED */ 174} |
| 175 176/* 177 * Standard lock, unlock and islocked functions. 178 * 179 * These depend on the lock structure being the first element in the 180 * inode, ie: vp->v_data points to the the lock! 181 */ 182int 183vop_stdlock(ap) 184 struct vop_lock_args /* { 185 struct vnode *a_vp; 186 int a_flags; 187 struct proc *a_p; 188 } */ *ap; 189{ 190 struct lock *l = (struct lock*)ap->a_vp->v_data; 191 192 return (lockmgr(l, ap->a_flags, &ap->a_vp->v_interlock, ap->a_p)); 193} 194 195int 196vop_stdunlock(ap) 197 struct vop_unlock_args /* { 198 struct vnode *a_vp; 199 int a_flags; 200 struct proc *a_p; 201 } */ *ap; 202{ 203 struct lock *l = (struct lock*)ap->a_vp->v_data; 204 205 return (lockmgr(l, ap->a_flags | LK_RELEASE, &ap->a_vp->v_interlock, 206 ap->a_p)); 207} 208 209int 210vop_stdislocked(ap) 211 struct vop_islocked_args /* { 212 struct vnode *a_vp; 213 } */ *ap; 214{ 215 struct lock *l = (struct lock*)ap->a_vp->v_data; 216 217 return (lockstatus(l)); 218} 219 |
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