8956 Implement KPTI
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>

@@ -20,10 +20,12 @@
  * CDDL HEADER END
  */
 /*
  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
+ *
+ * Copyright 2018 Joyent, Inc.
  */
 
 #ifndef _ASM_HTABLE_H
 #define _ASM_HTABLE_H
 

@@ -34,12 +36,10 @@
 extern "C" {
 #endif
 
 #if !defined(__lint) && defined(__GNUC__)
 
-#if defined(__i386) || defined(__amd64)
-
 /*
  * This set of atomic operations are designed primarily
  * for some ia32 hat layer operations.
  */
 

@@ -81,21 +81,10 @@
             : "=m" (*addr)
             : "m" (*addr)
             : "cc");
 }
 
-extern __GNU_INLINE void
-mmu_tlbflush_entry(caddr_t addr)
-{
-        __asm__ __volatile__(
-            "invlpg %0"
-            : "=m" (*addr)
-            : "m" (*addr));
-}
-
-#endif  /* __i386 || __amd64 */
-
 #endif  /* !__lint && __GNUC__ */
 
 #ifdef  __cplusplus
 }
 #endif