Kernel: clean up include statements a bit

Coverity was flagging a recursive include between kernel.h and
cpulocals.h. As cpulocals.h also included proc.h, we can move that
include statement into kernel.h, and clean up the source files'
include statements accordingly.

kernel/arch/i386/apic.c

@@ -10,8 +10,6 @@
 #include <minix/syslib.h>
 #include <machine/cmos.h>
 
-#include "kernel/proc.h"
-#include "kernel/glo.h"
 #include "arch_proto.h"
 
 #include <minix/u64.h>

kernel/arch/i386/arch_clock.c

@@ -7,7 +7,6 @@
 #include "kernel/kernel.h"
 
 #include "kernel/clock.h"
-#include "kernel/proc.h"
 #include "kernel/interrupt.h"
 #include <minix/u64.h>
 #include "glo.h"

kernel/arch/i386/arch_reset.c

@@ -19,8 +19,6 @@
 #include "arch_proto.h"
 #include "serial.h"
 #include "oxpcie.h"
-#include "kernel/proc.h"
-#include "kernel/debug.h"
 #include "direct_utils.h"
 #include <machine/multiboot.h>
 

kernel/arch/i386/arch_smp.c

@@ -7,9 +7,7 @@
 #define _SMP
 
 #include "kernel/kernel.h"
-#include "kernel/proc.h"
 #include "arch_proto.h"
-#include "kernel/glo.h"
 #include <unistd.h>
 #include <assert.h>
 #include <stdlib.h>

kernel/arch/i386/arch_system.c

@@ -19,8 +19,6 @@
 #include "arch_proto.h"
 #include "serial.h"
 #include "oxpcie.h"
-#include "kernel/proc.h"
-#include "kernel/debug.h"
 #include "direct_utils.h"
 #include <machine/multiboot.h>
 

kernel/arch/i386/exception.c

@@ -8,8 +8,6 @@
 #include <signal.h>
 #include <string.h>
 #include <assert.h>
-#include "kernel/proc.h"
-#include "kernel/proto.h"
 #include <machine/vm.h>
 
 struct ex_s {

kernel/arch/i386/head.S

@@ -10,8 +10,6 @@
 #include <machine/asm.h>
 #include <machine/interrupt.h>
 #include "archconst.h"
-#include "kernel/const.h"
-#include "kernel/proc.h"
 #include "sconst.h"
 #include <machine/multiboot.h>
 

kernel/arch/i386/i8259.c

@@ -6,7 +6,6 @@
  */
 
 #include "kernel/kernel.h"
-#include "kernel/proc.h"
 #include "arch_proto.h"
 #include "hw_intr.h"
 #include <minix/portio.h>

kernel/arch/i386/memory.c

@@ -1,6 +1,5 @@
 
 #include "kernel/kernel.h"
-#include "kernel/proc.h"
 #include "kernel/vm.h"
 
 #include <machine/vm.h>
@@ -17,8 +16,6 @@
 
 #include "oxpcie.h"
 #include "arch_proto.h"
-#include "kernel/proto.h"
-#include "kernel/debug.h"
 
 #ifdef USE_APIC
 #include "apic.h"

kernel/arch/i386/procoffsets.cf

@@ -1,6 +1,5 @@
 
 include "kernel.h"
-include "proc.h"
 
 struct proc
 member DIREG p_reg.di

kernel/arch/i386/protect.c

@@ -8,7 +8,6 @@
 #include <machine/multiboot.h>
 
 #include "kernel/kernel.h"
-#include "kernel/proc.h"
 #include "archconst.h"
 
 #include "arch_proto.h"