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-rw-r--r--arch/sh/kernel/Makefile2
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7757.c2
-rw-r--r--arch/sh/kernel/dumpstack.c2
-rw-r--r--arch/sh/kernel/entry-common.S15
-rw-r--r--arch/sh/kernel/ftrace.c5
-rw-r--r--arch/sh/kernel/idle.c4
-rw-r--r--arch/sh/kernel/io_trapped.c4
-rw-r--r--arch/sh/kernel/irq.c18
-rw-r--r--arch/sh/kernel/signal_32.c12
-rw-r--r--arch/sh/kernel/sys_sh32.c7
-rw-r--r--arch/sh/kernel/traps_32.c23
11 files changed, 32 insertions, 62 deletions
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index 261c8bfd75ce..2ccf36c824c6 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -22,7 +22,7 @@ obj-y := debugtraps.o dma-nommu.o dumpstack.o \
ifndef CONFIG_GENERIC_IOMAP
obj-y += iomap.o
-obj-$(CONFIG_HAS_IOPORT) += ioport.o
+obj-$(CONFIG_HAS_IOPORT_MAP) += ioport.o
endif
obj-$(CONFIG_SUPERH32) += sys_sh32.o
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c
index e84a43229b9c..5c0e3c335161 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c
@@ -132,7 +132,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("usb_fck", &mstp_clks[MSTP103]),
CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP102]),
CLKDEV_CON_ID("mmc0", &mstp_clks[MSTP220]),
- CLKDEV_CON_ID("rspi2", &mstp_clks[MSTP127]),
+ CLKDEV_DEV_ID("rspi.2", &mstp_clks[MSTP127]),
};
int __init arch_clk_init(void)
diff --git a/arch/sh/kernel/dumpstack.c b/arch/sh/kernel/dumpstack.c
index b959f5592604..8dfe645bcc4b 100644
--- a/arch/sh/kernel/dumpstack.c
+++ b/arch/sh/kernel/dumpstack.c
@@ -115,7 +115,7 @@ static int print_trace_stack(void *data, char *name)
*/
static void print_trace_address(void *data, unsigned long addr, int reliable)
{
- printk(data);
+ printk("%s", (char *)data);
printk_address(addr, reliable);
}
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index ca46834294b7..13047a4facd2 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -193,10 +193,10 @@ syscall_trace_entry:
! Reload R0-R4 from kernel stack, where the
! parent may have modified them using
! ptrace(POKEUSR). (Note that R0-R2 are
- ! used by the system call handler directly
- ! from the kernel stack anyway, so don't need
- ! to be reloaded here.) This allows the parent
- ! to rewrite system calls and args on the fly.
+ ! reloaded from the kernel stack by syscall_call
+ ! below, so don't need to be reloaded here.)
+ ! This allows the parent to rewrite system calls
+ ! and args on the fly.
mov.l @(OFF_R4,r15), r4 ! arg0
mov.l @(OFF_R5,r15), r5
mov.l @(OFF_R6,r15), r6
@@ -357,8 +357,15 @@ syscall_call:
mov.l 3f, r8 ! Load the address of sys_call_table
add r8, r3
mov.l @r3, r8
+ mov.l @(OFF_R2,r15), r2
+ mov.l @(OFF_R1,r15), r1
+ mov.l @(OFF_R0,r15), r0
+ mov.l r2, @-r15
+ mov.l r1, @-r15
+ mov.l r0, @-r15
jsr @r8 ! jump to specific syscall handler
nop
+ add #12, r15
mov.l @(OFF_R0,r15), r12 ! save r0
mov.l r0, @(OFF_R0,r15) ! save the return value
!
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index 30e13196d35b..3c74f53db6db 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -272,11 +272,8 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
return ftrace_modify_code(rec->ip, old, new);
}
-int __init ftrace_dyn_arch_init(void *data)
+int __init ftrace_dyn_arch_init(void)
{
- /* The return code is retured via data */
- __raw_writel(0, (unsigned long)data);
-
return 0;
}
#endif /* CONFIG_DYNAMIC_FTRACE */
diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c
index 2ea4483fd722..be616ee0cf87 100644
--- a/arch/sh/kernel/idle.c
+++ b/arch/sh/kernel/idle.c
@@ -16,7 +16,6 @@
#include <linux/thread_info.h>
#include <linux/irqflags.h>
#include <linux/smp.h>
-#include <linux/cpuidle.h>
#include <linux/atomic.h>
#include <asm/pgalloc.h>
#include <asm/smp.h>
@@ -40,8 +39,7 @@ void arch_cpu_idle_dead(void)
void arch_cpu_idle(void)
{
- if (cpuidle_idle_call())
- sh_idle();
+ sh_idle();
}
void __init select_idle_routine(void)
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c
index c0a9761f2f8a..f8ce36286cea 100644
--- a/arch/sh/kernel/io_trapped.c
+++ b/arch/sh/kernel/io_trapped.c
@@ -22,7 +22,7 @@
#define TRAPPED_PAGES_MAX 16
-#ifdef CONFIG_HAS_IOPORT
+#ifdef CONFIG_HAS_IOPORT_MAP
LIST_HEAD(trapped_io);
EXPORT_SYMBOL_GPL(trapped_io);
#endif
@@ -90,7 +90,7 @@ int register_trapped_io(struct trapped_io *tiop)
tiop->magic = IO_TRAPPED_MAGIC;
INIT_LIST_HEAD(&tiop->list);
spin_lock_irq(&trapped_lock);
-#ifdef CONFIG_HAS_IOPORT
+#ifdef CONFIG_HAS_IOPORT_MAP
if (flags & IORESOURCE_IO)
list_add(&tiop->list, &trapped_io);
#endif
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 0833736afa32..65a1ecd77f96 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -217,19 +217,6 @@ void __init init_IRQ(void)
}
#ifdef CONFIG_HOTPLUG_CPU
-static void route_irq(struct irq_data *data, unsigned int irq, unsigned int cpu)
-{
- struct irq_desc *desc = irq_to_desc(irq);
- struct irq_chip *chip = irq_data_get_irq_chip(data);
-
- printk(KERN_INFO "IRQ%u: moving from cpu%u to cpu%u\n",
- irq, data->node, cpu);
-
- raw_spin_lock_irq(&desc->lock);
- chip->irq_set_affinity(data, cpumask_of(cpu), false);
- raw_spin_unlock_irq(&desc->lock);
-}
-
/*
* The CPU has been marked offline. Migrate IRQs off this CPU. If
* the affinity settings do not allow other CPUs, force them onto any
@@ -250,11 +237,8 @@ void migrate_irqs(void)
irq, cpu);
cpumask_setall(data->affinity);
- newcpu = cpumask_any_and(data->affinity,
- cpu_online_mask);
}
-
- route_irq(data, irq, newcpu);
+ irq_set_affinity(irq, data->affinity);
}
}
}
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 6af6e7c5cac8..594cd371aa28 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -148,11 +148,9 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p
return err;
}
-asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage int sys_sigreturn(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
+ struct pt_regs *regs = current_pt_regs();
struct sigframe __user *frame = (struct sigframe __user *)regs->regs[15];
sigset_t set;
int r0;
@@ -180,11 +178,9 @@ badframe:
return 0;
}
-asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage int sys_rt_sigreturn(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
+ struct pt_regs *regs = current_pt_regs();
struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->regs[15];
sigset_t set;
int r0;
diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c
index 497bab3a0401..b66d1c62eb19 100644
--- a/arch/sh/kernel/sys_sh32.c
+++ b/arch/sh/kernel/sys_sh32.c
@@ -21,17 +21,14 @@
* sys_pipe() is the normal C calling standard for creating
* a pipe. It's not the way Unix traditionally does this, though.
*/
-asmlinkage int sys_sh_pipe(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage int sys_sh_pipe(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
int fd[2];
int error;
error = do_pipe_flags(fd, 0);
if (!error) {
- regs->regs[1] = fd[1];
+ current_pt_regs()->regs[1] = fd[1];
return fd[0];
}
return error;
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index 68e99f09171d..ff639342a8be 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -594,9 +594,7 @@ int is_dsp_inst(struct pt_regs *regs)
#endif /* CONFIG_SH_DSP */
#ifdef CONFIG_CPU_SH2A
-asmlinkage void do_divide_error(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage void do_divide_error(unsigned long r4)
{
siginfo_t info;
@@ -613,11 +611,9 @@ asmlinkage void do_divide_error(unsigned long r4, unsigned long r5,
}
#endif
-asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage void do_reserved_inst(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
+ struct pt_regs *regs = current_pt_regs();
unsigned long error_code;
struct task_struct *tsk = current;
@@ -701,11 +697,9 @@ static int emulate_branch(unsigned short inst, struct pt_regs *regs)
}
#endif
-asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage void do_illegal_slot_inst(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
+ struct pt_regs *regs = current_pt_regs();
unsigned long inst;
struct task_struct *tsk = current;
@@ -730,15 +724,12 @@ asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5,
die_if_no_fixup("illegal slot instruction", regs, inst);
}
-asmlinkage void do_exception_error(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs)
+asmlinkage void do_exception_error(void)
{
- struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
long ex;
ex = lookup_exception_vector();
- die_if_kernel("exception", regs, ex);
+ die_if_kernel("exception", current_pt_regs(), ex);
}
void per_cpu_trap_init(void)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.