13 files changed, 28 insertions, 31 deletions
diff --git a/arch/sh/kernel/cpu/sh2a/opcode_helper.c b/arch/sh/kernel/cpu/sh2a/opcode_helper.c
index c509081d90..fcf53f5827 100644
--- a/arch/sh/kernel/cpu/sh2a/opcode_helper.c
+++ b/arch/sh/kernel/cpu/sh2a/opcode_helper.c
@@ -8,6 +8,8 @@
  */
 #include <linux/kernel.h>
 
+#include <asm/processor.h>
+
 /*
  * Instructions on SH are generally fixed at 16-bits, however, SH-2A
  * introduces some 32-bit instructions. Since there are no real
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index 83ae1ad4a8..d64d28c4f0 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -14,9 +14,12 @@
 #include <linux/sh_timer.h>
 #include <linux/sh_intc.h>
 #include <linux/io.h>
+
+#include <asm/cacheflush.h>
 #include <asm/clock.h>
 #include <asm/mmzone.h>
 #include <asm/platform_early.h>
+
 #include <cpu/sh7723.h>
 
 /* Serial */
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
index 0d990ab1ba..ef4b26a4b3 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
@@ -21,6 +21,7 @@
 #include <linux/io.h>
 #include <linux/notifier.h>
 
+#include <asm/cacheflush.h>
 #include <asm/suspend.h>
 #include <asm/clock.h>
 #include <asm/mmzone.h>
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index 67e330b7ea..2ad19a0c5e 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -17,8 +17,11 @@
 #include <linux/sh_dma.h>
 #include <linux/sh_intc.h>
 #include <linux/usb/ohci_pdriver.h>
+
 #include <cpu/dma-register.h>
 #include <cpu/sh7757.h>
+
+#include <asm/mmzone.h>
 #include <asm/platform_early.h>
 
 static struct plat_sci_port scif2_platform_data = {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
index 74620f30b1..c048842d8a 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
@@ -400,20 +400,6 @@ static struct platform_device *sh7786_devices[] __initdata = {
 	&usb_ohci_device,
 };
 
-/*
- * Please call this function if your platform board
- * use external clock for USB
- * */
-#define USBCTL0		0xffe70858
-#define CLOCK_MODE_MASK 0xffffff7f
-#define EXT_CLOCK_MODE  0x00000080
-
-void __init sh7786_usb_use_exclock(void)
-{
-	u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
-	__raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
-}
-
 #define USBINITREG1	0xffe70094
 #define USBINITREG2	0xffe7009c
 #define USBINITVAL1	0x00ff0040
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index bf8682e718..45c8ae20d1 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -344,7 +344,7 @@ out:
  *	dwarf_lookup_fde - locate the FDE that covers pc
  *	@pc: the program counter
  */
-struct dwarf_fde *dwarf_lookup_fde(unsigned long pc)
+static struct dwarf_fde *dwarf_lookup_fde(unsigned long pc)
 {
 	struct rb_node **rb_node = &fde_root.rb_node;
 	struct dwarf_fde *fde = NULL;
diff --git a/arch/sh/kernel/kprobes.c b/arch/sh/kernel/kprobes.c
index 74051b8ddf..49c4ffd782 100644
--- a/arch/sh/kernel/kprobes.c
+++ b/arch/sh/kernel/kprobes.c
@@ -39,7 +39,7 @@ static DEFINE_PER_CPU(struct kprobe, saved_next_opcode2);
 
 int __kprobes arch_prepare_kprobe(struct kprobe *p)
 {
-	kprobe_opcode_t opcode = *(kprobe_opcode_t *) (p->addr);
+	kprobe_opcode_t opcode = *p->addr;
 
 	if (OPCODE_RTE(opcode))
 		return -EFAULT;	/* Bad breakpoint */
@@ -248,7 +248,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
 	p = get_kprobe(addr);
 	if (!p) {
 		/* Not one of ours: let kernel handle it */
-		if (*(kprobe_opcode_t *)addr != BREAKPOINT_INSTRUCTION) {
+		if (*addr != BREAKPOINT_INSTRUCTION) {
 			/*
 			 * The breakpoint instruction was removed right
 			 * after we hit it. Another cpu has removed
@@ -296,7 +296,7 @@ static void __used kretprobe_trampoline_holder(void)
 /*
  * Called when we hit the probe point at __kretprobe_trampoline
  */
-int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
+static int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
 {
 	regs->pc = __kretprobe_trampoline_handler(regs, NULL);
 
diff --git a/arch/sh/kernel/return_address.c b/arch/sh/kernel/return_address.c
index 8838094c9f..2ce22f11ea 100644
--- a/arch/sh/kernel/return_address.c
+++ b/arch/sh/kernel/return_address.c
@@ -7,7 +7,9 @@
  */
 #include <linux/kernel.h>
 #include <linux/module.h>
+
 #include <asm/dwarf.h>
+#include <asm/ftrace.h>
 
 #ifdef CONFIG_DWARF_UNWINDER
 
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 5cf35a774d..108d808767 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -21,6 +21,8 @@
 #include <linux/sched/hotplug.h>
 #include <linux/atomic.h>
 #include <linux/clockchips.h>
+#include <linux/profile.h>
+
 #include <asm/processor.h>
 #include <asm/mmu_context.h>
 #include <asm/smp.h>
@@ -170,7 +172,7 @@ void native_play_dead(void)
 }
 #endif
 
-asmlinkage void start_secondary(void)
+static asmlinkage void start_secondary(void)
 {
 	unsigned int cpu = smp_processor_id();
 	struct mm_struct *mm = &init_mm;
@@ -320,11 +322,13 @@ void smp_message_recv(unsigned int msg)
 	}
 }
 
+#ifdef CONFIG_PROFILING
 /* Not really SMP stuff ... */
 int setup_profiling_timer(unsigned int multiplier)
 {
 	return 0;
 }
+#endif
 
 #ifdef CONFIG_MMU
 
diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
index 0495a57c1e..c55fd7696d 100644
--- a/arch/sh/kernel/syscalls/syscall.tbl
+++ b/arch/sh/kernel/syscalls/syscall.tbl
@@ -465,3 +465,4 @@
 459	common	lsm_get_self_attr		sys_lsm_get_self_attr
 460	common	lsm_set_self_attr		sys_lsm_set_self_attr
 461	common	lsm_list_modules		sys_lsm_list_modules
+462	common	mseal				sys_mseal
diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index 01884054ae..4339c4cafa 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -15,6 +15,8 @@
 
 #include <linux/extable.h>
 #include <linux/module.h>	/* print_modules */
+
+#include <asm/ftrace.h>
 #include <asm/unwinder.h>
 #include <asm/traps.h>
 
@@ -170,14 +172,6 @@ BUILD_TRAP_HANDLER(bug)
 	force_sig(SIGTRAP);
 }
 
-#ifdef CONFIG_DYNAMIC_FTRACE
-extern void arch_ftrace_nmi_enter(void);
-extern void arch_ftrace_nmi_exit(void);
-#else
-static inline void arch_ftrace_nmi_enter(void) { }
-static inline void arch_ftrace_nmi_exit(void) { }
-#endif
-
 BUILD_TRAP_HANDLER(nmi)
 {
 	TRAP_HANDLER_DECL;
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index 6cdda3a621..1271b839a1 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -27,6 +27,7 @@
 #include <asm/alignment.h>
 #include <asm/fpu.h>
 #include <asm/kprobes.h>
+#include <asm/setup.h>
 #include <asm/traps.h>
 #include <asm/bl_bit.h>
 
@@ -568,7 +569,7 @@ uspace_segv:
 /*
  *	SH-DSP support gerg@snapgear.com.
  */
-int is_dsp_inst(struct pt_regs *regs)
+static int is_dsp_inst(struct pt_regs *regs)
 {
 	unsigned short inst = 0;
 
@@ -590,7 +591,7 @@ int is_dsp_inst(struct pt_regs *regs)
 	return 0;
 }
 #else
-#define is_dsp_inst(regs)	(0)
+static inline int is_dsp_inst(struct pt_regs *regs) { return 0; }
 #endif /* CONFIG_SH_DSP */
 
 #ifdef CONFIG_CPU_SH2A
diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile
index 118744d349..cb4f0bb80c 100644
--- a/arch/sh/kernel/vsyscall/Makefile
+++ b/arch/sh/kernel/vsyscall/Makefile
@@ -19,14 +19,14 @@ vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 -Wl,--hash-style=sysv
 SYSCFLAGS_vsyscall-trapa.so	= $(vsyscall-flags)
 
 $(obj)/vsyscall-trapa.so: \
-$(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
+$(obj)/vsyscall-%.so: $(obj)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
 	$(call if_changed,syscall)
 
 # We also create a special relocatable object that should mirror the symbol
 # table and layout of the linked DSO.  With ld -R we can then refer to
 # these symbols in the kernel code rather than hand-coded addresses.
 SYSCFLAGS_vsyscall-dummy.o = -r
-$(obj)/vsyscall-dummy.o: $(src)/vsyscall.lds \
+$(obj)/vsyscall-dummy.o: $(obj)/vsyscall.lds \
 			$(obj)/vsyscall-trapa.o $(obj)/vsyscall-note.o FORCE
 	$(call if_changed,syscall)