Make various vnode related functions static

svn path=/head/; revision=141637

sys/kern/vfs_bio.c

@@ -104,7 +104,7 @@ static int vfs_bio_clcheck(struct vnode *vp, int size,
 		daddr_t lblkno, daddr_t blkno);
 static int flushbufqueues(int flushdeps);
 static void buf_daemon(void);
-void bremfreel(struct buf *bp);
+static void bremfreel(struct buf *bp);
 
 int vmiodirenable = TRUE;
 SYSCTL_INT(_vfs, OID_AUTO, vmiodirenable, CTLFLAG_RW, &vmiodirenable, 0,
@@ -674,7 +674,7 @@ bremfreef(struct buf *bp)
  *	Removes a buffer from the free list, must be called with the
  *	bqlock held.
  */
-void
+static void
 bremfreel(struct buf *bp)
 {
 	int s = splbio();
@@ -2054,7 +2054,7 @@ buf_daemon()
  *	free up B_INVAL buffers instead of write them, which NFS is 
  *	particularly sensitive to.
  */
-int flushwithdeps = 0;
+static int flushwithdeps = 0;
 SYSCTL_INT(_vfs, OID_AUTO, flushwithdeps, CTLFLAG_RW, &flushwithdeps,
     0, "Number of buffers flushed with dependecies that require rollbacks");
 

sys/kern/vfs_subr.c

@@ -90,7 +90,9 @@ static void	syncer_shutdown(void *arg, int howto);
 static int	vtryrecycle(struct vnode *vp);
 static void	vx_lock(struct vnode *vp);
 static void	vx_unlock(struct vnode *vp);
-
+static void	vbusy(struct vnode *vp);
+static void	vdropl(struct vnode *vp);
+static void	vholdl(struct vnode *);
 
 /*
  * Enable Giant pushdown based on whether or not the vm is mpsafe in this
@@ -1984,7 +1986,7 @@ vhold(struct vnode *vp)
 	VI_UNLOCK(vp);
 }
 
-void
+static void
 vholdl(struct vnode *vp)
 {
 
@@ -2006,9 +2008,8 @@ vdrop(struct vnode *vp)
 	VI_UNLOCK(vp);
 }
 
-void
-vdropl(vp)
-	struct vnode *vp;
+static void
+vdropl(struct vnode *vp)
 {
 
 	if (vp->v_holdcnt <= 0)
@@ -2358,8 +2359,6 @@ vgonel(struct vnode *vp, struct thread *td)
 	 */
 	vp->v_vnlock = &vp->v_lock;
 	vp->v_op = &dead_vnodeops;
-	if (vp->v_pollinfo != NULL)
-		vn_pollgone(vp);
 	vp->v_tag = "none";
 
 	VI_UNLOCK(vp);
@@ -2606,8 +2605,8 @@ vfs_sysctl(SYSCTL_HANDLER_ARGS)
 	return (EOPNOTSUPP);
 }
 
-SYSCTL_NODE(_vfs, VFS_GENERIC, generic, CTLFLAG_RD | CTLFLAG_SKIP, vfs_sysctl,
-	"Generic filesystem");
+static SYSCTL_NODE(_vfs, VFS_GENERIC, generic, CTLFLAG_RD | CTLFLAG_SKIP,
+	vfs_sysctl, "Generic filesystem");
 
 #if 1 || defined(COMPAT_PRELITE2)
 
@@ -2851,7 +2850,7 @@ vfree(struct vnode *vp)
 /*
  * Opposite of vfree() - mark a vnode as in use.
  */
-void
+static void
 vbusy(struct vnode *vp)
 {
 
@@ -2923,61 +2922,6 @@ vn_pollrecord(vp, td, events)
 	return 0;
 }
 
-/*
- * Note the occurrence of an event.  If the VN_POLLEVENT macro is used,
- * it is possible for us to miss an event due to race conditions, but
- * that condition is expected to be rare, so for the moment it is the
- * preferred interface.
- */
-void
-vn_pollevent(vp, events)
-	struct vnode *vp;
-	short events;
-{
-
-	if (vp->v_pollinfo == NULL)
-		v_addpollinfo(vp);
-	mtx_lock(&vp->v_pollinfo->vpi_lock);
-	if (vp->v_pollinfo->vpi_events & events) {
-		/*
-		 * We clear vpi_events so that we don't
-		 * call selwakeup() twice if two events are
-		 * posted before the polling process(es) is
-		 * awakened.  This also ensures that we take at
-		 * most one selwakeup() if the polling process
-		 * is no longer interested.  However, it does
-		 * mean that only one event can be noticed at
-		 * a time.  (Perhaps we should only clear those
-		 * event bits which we note?) XXX
-		 */
-		vp->v_pollinfo->vpi_events = 0;	/* &= ~events ??? */
-		vp->v_pollinfo->vpi_revents |= events;
-		selwakeuppri(&vp->v_pollinfo->vpi_selinfo, PRIBIO);
-	}
-	mtx_unlock(&vp->v_pollinfo->vpi_lock);
-}
-
-/*
- * Wake up anyone polling on vp because it is being revoked.
- * This depends on dead_poll() returning POLLHUP for correct
- * behavior.
- */
-void
-vn_pollgone(vp)
-	struct vnode *vp;
-{
-
-	mtx_lock(&vp->v_pollinfo->vpi_lock);
-	VN_KNOTE_LOCKED(vp, NOTE_REVOKE);
-	if (vp->v_pollinfo->vpi_events) {
-		vp->v_pollinfo->vpi_events = 0;
-		selwakeuppri(&vp->v_pollinfo->vpi_selinfo, PRIBIO);
-	}
-	mtx_unlock(&vp->v_pollinfo->vpi_lock);
-}
-
-
-
 /*
  * Routine to create and manage a filesystem syncer vnode.
  */

sys/sys/vnode.h

@@ -190,13 +190,6 @@ struct xvnode {
 #define xv_dev		xv_un.xv_uns.xvu_dev
 #define xv_ino		xv_un.xv_uns.xvu_ino
 
-#define	VN_POLLEVENT(vp, events)				\
-	do {							\
-		if ((vp)->v_pollinfo != NULL && 		\
-		    (vp)->v_pollinfo->vpi_events & (events))	\
-			vn_pollevent((vp), (events));		\
-	} while (0)
-
 #define VN_KNOTE(vp, b, a)						\
 	do {							\
 		if ((vp)->v_pollinfo != NULL)			\
@@ -599,7 +592,6 @@ int	vaccess_acl_posix1e(enum vtype type, uid_t file_uid,
 void	vattr_null(struct vattr *vap);
 int	vcount(struct vnode *vp);
 void	vdrop(struct vnode *);
-void	vdropl(struct vnode *);
 int	vfinddev(struct cdev *dev, struct vnode **vpp);
 void	vfs_add_vnodeops(const void *);
 void	vfs_rm_vnodeops(const void *);
@@ -608,7 +600,6 @@ int	vget(struct vnode *vp, int lockflag, struct thread *td);
 void	vgone(struct vnode *vp);
 void	vgonel(struct vnode *vp, struct thread *td);
 void	vhold(struct vnode *);
-void	vholdl(struct vnode *);
 int	vinvalbuf(struct vnode *vp, int save,
 	    struct thread *td, int slpflag, int slptimeo);
 int	vtruncbuf(struct vnode *vp, struct ucred *cred, struct thread *td,
@@ -629,8 +620,6 @@ int	debug_vn_lock(struct vnode *vp, int flags, struct thread *p,
 int	vn_open(struct nameidata *ndp, int *flagp, int cmode, int fdidx);
 int	vn_open_cred(struct nameidata *ndp, int *flagp, int cmode,
 	    struct ucred *cred, int fdidx);
-void	vn_pollevent(struct vnode *vp, int events);
-void	vn_pollgone(struct vnode *vp);
 int	vn_pollrecord(struct vnode *vp, struct thread *p, int events);
 int	vn_rdwr(enum uio_rw rw, struct vnode *vp, caddr_t base,
 	    int len, off_t offset, enum uio_seg segflg, int ioflg,
@@ -680,7 +669,6 @@ void	vput(struct vnode *vp);
 void	vrele(struct vnode *vp);
 void	vref(struct vnode *vp);
 int	vrefcnt(struct vnode *vp);
-void	vbusy(struct vnode *vp);
 void 	v_addpollinfo(struct vnode *vp);
 
 int vnode_create_vobject(struct vnode *vp, size_t size, struct thread *td);