diff -NurpP --minimal linux-2.4.24-vs1.23/Makefile linux-2.4.24-vs1.23-rev01/Makefile
--- linux-2.4.24-vs1.23/Makefile	Mon Jan 12 05:03:14 2004
+++ linux-2.4.24-vs1.23-rev01/Makefile	Thu Jan 15 22:19:51 2004
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 4
 SUBLEVEL = 24
-EXTRAVERSION = -vs1.23
+EXTRAVERSION = -vs1.23-fix1
 
 KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 
diff -NurpP --minimal linux-2.4.24-vs1.23/fs/proc/array.c linux-2.4.24-vs1.23-rev01/fs/proc/array.c
--- linux-2.4.24-vs1.23/fs/proc/array.c	Mon Jan 12 05:03:14 2004
+++ linux-2.4.24-vs1.23-rev01/fs/proc/array.c	Thu Jan 15 22:19:51 2004
@@ -281,7 +281,6 @@ static inline char *task_cap(struct task
 			    cap_t(p->cap_bset));
 }
 
-extern rwlock_t ctx_ref_lock;
 
 int proc_pid_status(struct task_struct *task, char * buffer)
 {
@@ -301,7 +300,6 @@ int proc_pid_status(struct task_struct *
 	}
 	buffer = task_sig(task, buffer);
 	buffer = task_cap(task, buffer);
-	read_lock(&ctx_ref_lock);
 	if (task->s_info) {
 		int i;
 
@@ -347,7 +345,6 @@ int proc_pid_status(struct task_struct *
 		buffer += sprintf (buffer,"ipv4root: 0\n");
 		buffer += sprintf (buffer,"ipv4root_bcast: 0\n");
 	}
-	read_unlock(&ctx_ref_lock);
 #if defined(CONFIG_ARCH_S390)
 	buffer = task_show_regs(task, buffer);
 #endif
diff -NurpP --minimal linux-2.4.24-vs1.23/kernel/exit.c linux-2.4.24-vs1.23-rev01/kernel/exit.c
--- linux-2.4.24-vs1.23/kernel/exit.c	Mon Jan 12 05:03:14 2004
+++ linux-2.4.24-vs1.23-rev01/kernel/exit.c	Thu Jan 15 22:19:51 2004
@@ -24,7 +24,6 @@
 
 extern void sem_exit (void);
 extern struct task_struct *child_reaper;
-extern rwlock_t ctx_ref_lock;
 
 int getrusage(struct task_struct *, int, struct rusage *);
 
@@ -166,7 +165,6 @@ static inline void forget_original_paren
 	struct task_struct *vchild_reaper = child_reaper;
 
 	read_lock(&tasklist_lock);
-	read_lock(&ctx_ref_lock);
 	if (father->s_info) {
 		pid_t initpid = father->s_info->initpid;
 		if ((initpid != 0) && (father->pid != initpid)) {
@@ -176,7 +174,6 @@ static inline void forget_original_paren
 				vchild_reaper = r;
 		}
 	}
-	read_unlock(&ctx_ref_lock);
 
 	for_each_task(p) {
 		if (p->p_opptr == father) {
diff -NurpP --minimal linux-2.4.24-vs1.23/kernel/sched.c linux-2.4.24-vs1.23-rev01/kernel/sched.c
--- linux-2.4.24-vs1.23/kernel/sched.c	Mon Jan 12 05:03:14 2004
+++ linux-2.4.24-vs1.23-rev01/kernel/sched.c	Thu Jan 15 22:19:51 2004
@@ -112,7 +112,6 @@ static union {
 
 struct kernel_stat kstat;
 extern struct task_struct *child_reaper;
-extern rwlock_t ctx_ref_lock;
 
 #ifdef CONFIG_SMP
 
@@ -167,14 +166,12 @@ static inline int goodness(struct task_s
 		 * Don't do any other calculations if the time slice is
 		 * over..
 		 */
-		read_lock(&ctx_ref_lock);
 		if (p->s_info && (p->s_info->flags & VX_INFO_SCHED)) {
 			weight = atomic_read(&p->s_info->ticks) /
 				atomic_read(&p->s_info->refcount);
 			weight = (weight+p->counter) >> 1;
 		} else
 			weight = p->counter;
-		read_unlock(&ctx_ref_lock);
 		if (!weight)
 			goto out;
 			
@@ -631,7 +628,6 @@ repeat_schedule:
 			Reset the s_info->ticks to the sum off all
 			member processes p->counter
 		*/
-		read_lock(&ctx_ref_lock);
 		for_each_task(p) {
 			if (p->s_info && (p->s_info->flags & VX_INFO_SCHED))
 				atomic_set(&p->s_info->ticks, 0);
@@ -641,7 +637,6 @@ repeat_schedule:
 			if (p->s_info && (p->s_info->flags & VX_INFO_SCHED))
 				atomic_add(p->counter, &p->s_info->ticks);
 		}
-		read_unlock(&ctx_ref_lock);
 		read_unlock(&tasklist_lock);
 		spin_lock_irq(&runqueue_lock);
 		goto repeat_schedule;
diff -NurpP --minimal linux-2.4.24-vs1.23/kernel/vcontext.c linux-2.4.24-vs1.23-rev01/kernel/vcontext.c
--- linux-2.4.24-vs1.23/kernel/vcontext.c	Mon Jan 12 05:03:14 2004
+++ linux-2.4.24-vs1.23-rev01/kernel/vcontext.c	Thu Jan 15 22:19:51 2004
@@ -152,17 +152,17 @@ static void vx_alloc_info(void)
 	}
 }
 
-rwlock_t ctx_ref_lock = RW_LOCK_UNLOCKED;
+static spinlock_t ctx_ref_lock = SPIN_LOCK_UNLOCKED;
 
 /*
  *	Increase the reference count on the context_info member of a task
  */
 void vx_assign_info (struct task_struct *p)
 {
-	read_lock(&ctx_ref_lock);
+	spin_lock (&ctx_ref_lock);
 	if (p->s_info)
 		atomic_inc(&p->s_info->refcount);
-	read_unlock(&ctx_ref_lock);
+	spin_unlock (&ctx_ref_lock);
 }
 
 /*
@@ -171,17 +171,14 @@ void vx_assign_info (struct task_struct 
  */
 void vx_release_info (struct task_struct *p)
 {
-	write_lock(&ctx_ref_lock);
+	spin_lock (&ctx_ref_lock);
 	if (p->s_info) {
 		if (atomic_dec_and_test(&p->s_info->refcount)) {
-			struct context_info *s_info;
-
-			s_info = p->s_info;
+			kfree(p->s_info);
 			p->s_info = NULL;
-			kfree(s_info);
 		}
 	}
-	write_unlock(&ctx_ref_lock);
+	spin_unlock (&ctx_ref_lock);
 }
 
 /*