Index: sys/amd64/include/pcpu.h
===================================================================
--- sys/amd64/include/pcpu.h
+++ sys/amd64/include/pcpu.h
@@ -179,34 +179,6 @@
 		*__PCPU_PTR(name) += __val;				\
 } while (0)
 
-/*
- * Increments the value of the per-cpu counter name.  The implementation
- * must be atomic with respect to interrupts.
- */
-#define	__PCPU_INC(name) do {						\
-	CTASSERT(sizeof(__pcpu_type(name)) == 1 ||			\
-	    sizeof(__pcpu_type(name)) == 2 ||				\
-	    sizeof(__pcpu_type(name)) == 4 ||				\
-	    sizeof(__pcpu_type(name)) == 8);				\
-	if (sizeof(__pcpu_type(name)) == 1) {				\
-		__asm __volatile("incb %%gs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	} else if (sizeof(__pcpu_type(name)) == 2) {			\
-		__asm __volatile("incw %%gs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	} else if (sizeof(__pcpu_type(name)) == 4) {			\
-		__asm __volatile("incl %%gs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	} else if (sizeof(__pcpu_type(name)) == 8) {			\
-		__asm __volatile("incq %%gs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	}								\
-} while (0)
-
 /*
  * Sets the value of the per-cpu variable name to value val.
  */
@@ -239,7 +211,6 @@
 
 #define	PCPU_GET(member)	__PCPU_GET(pc_ ## member)
 #define	PCPU_ADD(member, val)	__PCPU_ADD(pc_ ## member, val)
-#define	PCPU_INC(member)	__PCPU_INC(pc_ ## member)
 #define	PCPU_PTR(member)	__PCPU_PTR(pc_ ## member)
 #define	PCPU_SET(member, val)	__PCPU_SET(pc_ ## member, val)
 
Index: sys/arm/include/pcpu.h
===================================================================
--- sys/arm/include/pcpu.h
+++ sys/arm/include/pcpu.h
@@ -136,7 +136,6 @@
 
 #define	PCPU_GET(member)	(get_pcpu()->pc_ ## member)
 #define	PCPU_ADD(member, value)	(get_pcpu()->pc_ ## member += (value))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
 #define	PCPU_PTR(member)	(&get_pcpu()->pc_ ## member)
 #define	PCPU_SET(member,value)	(get_pcpu()->pc_ ## member = (value))
 
Index: sys/arm64/include/pcpu.h
===================================================================
--- sys/arm64/include/pcpu.h
+++ sys/arm64/include/pcpu.h
@@ -73,7 +73,6 @@
 
 #define	PCPU_GET(member)	(pcpup->pc_ ## member)
 #define	PCPU_ADD(member, value)	(pcpup->pc_ ## member += (value))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
 #define	PCPU_PTR(member)	(&pcpup->pc_ ## member)
 #define	PCPU_SET(member,value)	(pcpup->pc_ ## member = (value))
 
Index: sys/i386/include/pcpu.h
===================================================================
--- sys/i386/include/pcpu.h
+++ sys/i386/include/pcpu.h
@@ -169,29 +169,6 @@
 		*__PCPU_PTR(name) += __val;				\
 } while (0)
 
-/*
- * Increments the value of the per-cpu counter name.  The implementation
- * must be atomic with respect to interrupts.
- */
-#define	__PCPU_INC(name) do {						\
-	CTASSERT(sizeof(__pcpu_type(name)) == 1 ||			\
-	    sizeof(__pcpu_type(name)) == 2 ||				\
-	    sizeof(__pcpu_type(name)) == 4);				\
-	if (sizeof(__pcpu_type(name)) == 1) {				\
-		__asm __volatile("incb %%fs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	} else if (sizeof(__pcpu_type(name)) == 2) {			\
-		__asm __volatile("incw %%fs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	} else if (sizeof(__pcpu_type(name)) == 4) {			\
-		__asm __volatile("incl %%fs:%0"				\
-		    : "=m" (*(__pcpu_type(name) *)(__pcpu_offset(name)))\
-		    : "m" (*(__pcpu_type(name) *)(__pcpu_offset(name))));\
-	}								\
-} while (0)
-
 /*
  * Sets the value of the per-cpu variable name to value val.
  */
@@ -224,7 +201,6 @@
 
 #define	PCPU_GET(member)	__PCPU_GET(pc_ ## member)
 #define	PCPU_ADD(member, val)	__PCPU_ADD(pc_ ## member, val)
-#define	PCPU_INC(member)	__PCPU_INC(pc_ ## member)
 #define	PCPU_PTR(member)	__PCPU_PTR(pc_ ## member)
 #define	PCPU_SET(member, val)	__PCPU_SET(pc_ ## member, val)
 
Index: sys/mips/include/pcpu.h
===================================================================
--- sys/mips/include/pcpu.h
+++ sys/mips/include/pcpu.h
@@ -83,7 +83,6 @@
 
 #define	PCPU_ADD(member, value)	(PCPUP->pc_ ## member += (value))
 #define	PCPU_GET(member)	(PCPUP->pc_ ## member)
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
 #define	PCPU_PTR(member)	(&PCPUP->pc_ ## member)
 #define	PCPU_SET(member,value)	(PCPUP->pc_ ## member = (value))
 #define PCPU_LAZY_INC(member)   (++PCPUP->pc_ ## member)
Index: sys/powerpc/include/pcpu.h
===================================================================
--- sys/powerpc/include/pcpu.h
+++ sys/powerpc/include/pcpu.h
@@ -168,7 +168,6 @@
  * with respect to preemption.
  */
 #define	PCPU_ADD(member, value)	(pcpup->pc_ ## member += (value))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
 #define	PCPU_PTR(member)	(&pcpup->pc_ ## member)
 #define	PCPU_SET(member,value)	(pcpup->pc_ ## member = (value))
 
Index: sys/riscv/include/pcpu.h
===================================================================
--- sys/riscv/include/pcpu.h
+++ sys/riscv/include/pcpu.h
@@ -79,7 +79,6 @@
 
 #define	PCPU_GET(member)	(get_pcpu()->pc_ ## member)
 #define	PCPU_ADD(member, value)	(get_pcpu()->pc_ ## member += (value))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
 #define	PCPU_PTR(member)	(&get_pcpu()->pc_ ## member)
 #define	PCPU_SET(member,value)	(get_pcpu()->pc_ ## member = (value))