diff -NurpP --minimal linux-2.6.19.7-vs2.2.0-rc19/fs/proc/base.c linux-2.6.19.7-vs2.2.0-rc19.3/fs/proc/base.c
--- linux-2.6.19.7-vs2.2.0-rc19/fs/proc/base.c	2007-02-25 21:34:37 +0100
+++ linux-2.6.19.7-vs2.2.0-rc19.3/fs/proc/base.c	2007-03-25 00:10:06 +0100
@@ -1028,13 +1028,7 @@ static int pid_revalidate(struct dentry 
 {
 	struct inode *inode = dentry->d_inode;
 	struct task_struct *task = get_proc_task(inode);
-	int ret = 0;
-
 	if (task) {
-		if (!vx_proc_task_visible(task))
-			goto out_put;
-
-		ret = 1;
 		if ((inode->i_mode == (S_IFDIR|S_IRUGO|S_IXUGO)) ||
 		    task_dumpable(task)) {
 			inode->i_uid = task->euid;
@@ -1045,12 +1039,11 @@ static int pid_revalidate(struct dentry 
 		}
 		inode->i_mode &= ~(S_ISUID | S_ISGID);
 		security_task_to_inode(task, inode);
-	out_put:
 		put_task_struct(task);
+		return 1;
 	}
-	if (!ret)
-		d_drop(dentry);
-	return ret;
+	d_drop(dentry);
+	return 0;
 }
 
 static int pid_delete_dentry(struct dentry * dentry)
@@ -2036,8 +2029,7 @@ int proc_pid_readdir(struct file * filp,
 		filp->f_pos = tgid + TGID_OFFSET;
 		if (!vx_proc_task_visible(task))
 			continue;
-		if (proc_pid_fill_cache(filp, dirent, filldir, task,
-			vx_map_tgid(tgid)) < 0) {
+		if (proc_pid_fill_cache(filp, dirent, filldir, task, tgid) < 0) {
 			put_task_struct(task);
 			goto out;
 		}
@@ -2298,10 +2290,6 @@ static int proc_task_readdir(struct file
 	     task;
 	     task = next_tid(task), pos++) {
 		tid = vx_map_pid(task->pid);
-		/* FIXME: could go away now
-		if (!vx_proc_task_visible(task))
-			continue; */
-		WARN_ON(!vx_proc_task_visible(task));
 		if (proc_task_fill_cache(filp, dirent, filldir, task, tid) < 0) {
 			/* returning this tgid failed, save it as the first
 			 * pid for the next readir call */
diff -NurpP --minimal linux-2.6.19.7-vs2.2.0-rc19/include/linux/vs_pid.h linux-2.6.19.7-vs2.2.0-rc19.3/include/linux/vs_pid.h
--- linux-2.6.19.7-vs2.2.0-rc19/include/linux/vs_pid.h	2006-12-04 05:21:53 +0100
+++ linux-2.6.19.7-vs2.2.0-rc19.3/include/linux/vs_pid.h	2007-03-24 23:54:18 +0100
@@ -74,7 +74,7 @@ visible:
 static inline
 struct task_struct *vx_find_proc_task_by_pid(int pid)
 {
-	struct task_struct *task = find_task_by_pid(pid);
+	struct task_struct *task = find_task_by_real_pid(pid);
 
 	if (task && !vx_proc_task_visible(task)) {
 		vxdprintk(VXD_CBIT(misc, 6),