11787 Kernel needs to be built with retpolines
11788 Kernel needs to generally use RSB stuffing
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: John Levon <john.levon@joyent.com>

@@ -1189,11 +1189,11 @@
         movq    %rdi, %r12
         call    dtrace_instr_size
         addq    %rax, %r12
         movq    %r12, REGOFF_RIP(%rbp)
         INTR_POP
-        call    *x86_md_clear
+        call    x86_md_clear
         jmp     tr_iret_auto
         /*NOTREACHED*/
 3:
         leaq    dtrace_badflags(%rip), %rdi
         xorl    %eax, %eax

@@ -1595,21 +1595,21 @@
         /*
          * Return to 32-bit userland
          */
         ALTENTRY(sys_rtt_syscall32)
         USER32_POP
-        call    *x86_md_clear
+        call    x86_md_clear
         jmp     tr_iret_user
         /*NOTREACHED*/
 
         ALTENTRY(sys_rtt_syscall)
         /*
          * Return to 64-bit userland
          */
         USER_POP
         ALTENTRY(nopop_sys_rtt_syscall)
-        call    *x86_md_clear
+        call    x86_md_clear
         jmp     tr_iret_user
         /*NOTREACHED*/
         SET_SIZE(nopop_sys_rtt_syscall)
 
         /*