diff --git a/sys/alpha/alpha/machdep.c b/sys/alpha/alpha/machdep.c
index 9c3ace5ff70..e91ee192220 100644
--- a/sys/alpha/alpha/machdep.c
+++ b/sys/alpha/alpha/machdep.c
@@ -421,33 +421,6 @@ again:
 #endif  /* SMP */
 }
 
-int
-register_netisr(num, handler)
-	int num;
-	netisr_t *handler;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("register_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = handler;
-	return (0);
-}
-
-int
-unregister_netisr(num)
-	int num;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("unregister_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = NULL;
-	return (0);
-}
-
 /*
  * Retrieve the platform name from the DSR.
  */
diff --git a/sys/alpha/include/md_var.h b/sys/alpha/include/md_var.h
index a2f70b622bd..94393192749 100644
--- a/sys/alpha/include/md_var.h
+++ b/sys/alpha/include/md_var.h
@@ -38,7 +38,6 @@ extern	char	esigcode[];
 extern	int	szsigcode;
 extern	int	Maxmem;
 extern	int	busdma_swi_pending;
-extern	void	(*netisrs[32]) __P((void));
 
 struct fpreg;
 struct proc;
diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c
index 5c059291c6b..a6f92b16cd5 100644
--- a/sys/amd64/amd64/machdep.c
+++ b/sys/amd64/amd64/machdep.c
@@ -440,33 +440,6 @@ again:
 	cpu_setregs();
 }
 
-int
-register_netisr(num, handler)
-	int num;
-	netisr_t *handler;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("register_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = handler;
-	return (0);
-}
-
-int
-unregister_netisr(num)
-	int num;
-{
-
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("unregister_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = NULL;
-	return (0);
-}
-
 /*
  * Send an interrupt to process.
  *
diff --git a/sys/amd64/include/md_var.h b/sys/amd64/include/md_var.h
index 312d31367cf..5a2ed267787 100644
--- a/sys/amd64/include/md_var.h
+++ b/sys/amd64/include/md_var.h
@@ -54,7 +54,6 @@ extern	char	kstack[];
 extern	int	need_pre_dma_flush;
 extern	int	need_post_dma_flush;
 #endif
-extern	void	(*netisrs[32]) __P((void));
 extern	int	nfs_diskless_valid;
 extern	void	(*ovbcopy_vector) __P((const void *from, void *to, size_t len));
 extern	char	sigcode[];
diff --git a/sys/i386/i386/machdep.c b/sys/i386/i386/machdep.c
index 5c059291c6b..a6f92b16cd5 100644
--- a/sys/i386/i386/machdep.c
+++ b/sys/i386/i386/machdep.c
@@ -440,33 +440,6 @@ again:
 	cpu_setregs();
 }
 
-int
-register_netisr(num, handler)
-	int num;
-	netisr_t *handler;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("register_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = handler;
-	return (0);
-}
-
-int
-unregister_netisr(num)
-	int num;
-{
-
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("unregister_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = NULL;
-	return (0);
-}
-
 /*
  * Send an interrupt to process.
  *
diff --git a/sys/i386/include/asnames.h b/sys/i386/include/asnames.h
index b99b9af837b..d514b29d57c 100644
--- a/sys/i386/include/asnames.h
+++ b/sys/i386/include/asnames.h
@@ -252,8 +252,6 @@
 #define	__mtx_exit_giant_def		_mtx_exit_giant_def
 #define _mul64				mul64
 #define _net_imask			net_imask
-#define _netisr				netisr
-#define _netisrs			netisrs
 #define _nfs_diskless			nfs_diskless
 #define _nfs_diskless_valid		nfs_diskless_valid
 #define _normalize			normalize
diff --git a/sys/i386/include/md_var.h b/sys/i386/include/md_var.h
index 312d31367cf..5a2ed267787 100644
--- a/sys/i386/include/md_var.h
+++ b/sys/i386/include/md_var.h
@@ -54,7 +54,6 @@ extern	char	kstack[];
 extern	int	need_pre_dma_flush;
 extern	int	need_post_dma_flush;
 #endif
-extern	void	(*netisrs[32]) __P((void));
 extern	int	nfs_diskless_valid;
 extern	void	(*ovbcopy_vector) __P((const void *from, void *to, size_t len));
 extern	char	sigcode[];
diff --git a/sys/i386/isa/ipl.s b/sys/i386/isa/ipl.s
index f5d4926de01..a079d2c5a43 100644
--- a/sys/i386/isa/ipl.s
+++ b/sys/i386/isa/ipl.s
@@ -68,25 +68,6 @@ _softnet_imask:	.long	0
 	.globl	_softtty_imask
 _softtty_imask:	.long	0
 
-/* pending software interrupts */
-	.globl	_spending
-_spending:	.long	0
-
-/* set with bits for which queue to service */
-	.globl	_netisr
-_netisr:	.long	0
-
-	.globl _netisrs
-_netisrs:
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-	.long	dummynetisr, dummynetisr, dummynetisr, dummynetisr
-
 	.text
 
 /*
@@ -173,13 +154,6 @@ doreti_ast:
 	movb	$1,_intr_nesting_level	/* for doreti_next to decrement */
 	jmp	doreti_next
 
-	ALIGN_TEXT
-dummynetisr:
-	MCOUNT
-	ret	
-
-
-
 #ifdef APIC_IO
 #include "i386/isa/apic_ipl.s"
 #else
diff --git a/sys/ia64/ia64/machdep.c b/sys/ia64/ia64/machdep.c
index bc0ae1becb4..a4ff91a1df0 100644
--- a/sys/ia64/ia64/machdep.c
+++ b/sys/ia64/ia64/machdep.c
@@ -343,33 +343,6 @@ again:
 	vm_pager_bufferinit();
 }
 
-int
-register_netisr(num, handler)
-	int num;
-	netisr_t *handler;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("register_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = handler;
-	return (0);
-}
-
-int
-unregister_netisr(num)
-	int num;
-{
-	
-	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
-		printf("unregister_netisr: bad isr number: %d\n", num);
-		return (EINVAL);
-	}
-	netisrs[num] = NULL;
-	return (0);
-}
-
 static void
 identifycpu(void)
 {
diff --git a/sys/ia64/include/md_var.h b/sys/ia64/include/md_var.h
index fb1b4b55f0c..9e64106452d 100644
--- a/sys/ia64/include/md_var.h
+++ b/sys/ia64/include/md_var.h
@@ -37,7 +37,6 @@ extern	char	sigcode[];
 extern	char	esigcode[];
 extern	int	szsigcode;
 extern	int	Maxmem;
-extern	void	(*netisrs[32]) __P((void));
 
 struct fpreg;
 struct proc;
diff --git a/sys/kern/kern_intr.c b/sys/kern/kern_intr.c
index dcd422a2784..9ce6d6ddf26 100644
--- a/sys/kern/kern_intr.c
+++ b/sys/kern/kern_intr.c
@@ -275,6 +275,33 @@ legacy_setsoftnet()
 void	(*netisrs[32]) __P((void));
 u_int	netisr;
 
+int
+register_netisr(num, handler)
+	int num;
+	netisr_t *handler;
+{
+	
+	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
+		printf("register_netisr: bad isr number: %d\n", num);
+		return (EINVAL);
+	}
+	netisrs[num] = handler;
+	return (0);
+}
+
+int
+unregister_netisr(num)
+	int num;
+{
+	
+	if (num < 0 || num >= (sizeof(netisrs)/sizeof(*netisrs)) ) {
+		printf("unregister_netisr: bad isr number: %d\n", num);
+		return (EINVAL);
+	}
+	netisrs[num] = NULL;
+	return (0);
+}
+
 static void
 swi_net(void *dummy)
 {
diff --git a/sys/net/netisr.h b/sys/net/netisr.h
index f227fb22dc9..621cf2268b9 100644
--- a/sys/net/netisr.h
+++ b/sys/net/netisr.h
@@ -71,7 +71,11 @@
 void legacy_setsoftnet __P((void));
 
 extern volatile unsigned int	netisr;	/* scheduling bits for network */
-#define	schednetisr(anisr)	{ netisr |= 1 << (anisr); legacy_setsoftnet(); }
+extern	void	(*netisrs[32]) __P((void));
+#define	schednetisr(anisr) do {						\
+	atomic_set_rel_int(&netisr, 1 << (anisr));			\
+	legacy_setsoftnet();						\
+} while (0)
 
 typedef void netisr_t __P((void));
 
diff --git a/sys/powerpc/include/md_var.h b/sys/powerpc/include/md_var.h
index a2f70b622bd..94393192749 100644
--- a/sys/powerpc/include/md_var.h
+++ b/sys/powerpc/include/md_var.h
@@ -38,7 +38,6 @@ extern	char	esigcode[];
 extern	int	szsigcode;
 extern	int	Maxmem;
 extern	int	busdma_swi_pending;
-extern	void	(*netisrs[32]) __P((void));
 
 struct fpreg;
 struct proc;