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-rw-r--r--arch/sh/boards/mach-ecovec24/setup.c8
-rw-r--r--arch/sh/boards/mach-se/7724/setup.c2
-rw-r--r--arch/sh/include/asm/unistd_32.h5
-rw-r--r--arch/sh/include/asm/unistd_64.h3
-rw-r--r--arch/sh/kernel/cpu/clock.c4
-rw-r--r--arch/sh/kernel/cpu/sh3/entry.S3
-rw-r--r--arch/sh/kernel/dwarf.c28
-rw-r--r--arch/sh/kernel/entry-common.S8
-rw-r--r--arch/sh/kernel/process_64.c2
-rw-r--r--arch/sh/kernel/syscalls_32.S1
-rw-r--r--arch/sh/kernel/syscalls_64.S1
-rw-r--r--arch/sh/tools/Makefile2
12 files changed, 52 insertions, 15 deletions
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 6a8861b..5c24628 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -353,6 +353,10 @@ static struct i2c_board_info i2c1_devices[] = {
{
I2C_BOARD_INFO("r2025sd", 0x32),
},
+ {
+ I2C_BOARD_INFO("lis3lv02d", 0x1c),
+ .irq = 33,
+ }
};
/* KEYSC */
@@ -1115,6 +1119,10 @@ static int __init arch_setup(void)
gpio_direction_output(GPIO_PTU0, 0);
mdelay(20);
+ /* enable motion sensor */
+ gpio_request(GPIO_FN_INTC_IRQ1, NULL);
+ gpio_direction_input(GPIO_FN_INTC_IRQ1);
+
/* enable I2C device */
i2c_register_board_info(0, i2c0_devices,
ARRAY_SIZE(i2c0_devices));
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 5d0f70b..858ecb2 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -533,7 +533,7 @@ static int __init sh_eth_is_eeprom_ready(void)
while (t--) {
if (!ctrl_inw(EEPROM_STAT))
return 1;
- cpu_relax();
+ udelay(1);
}
printk(KERN_ERR "ms7724se can not access to eeprom\n");
diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/asm/unistd_32.h
index f18c4f9..365744b 100644
--- a/arch/sh/include/asm/unistd_32.h
+++ b/arch/sh/include/asm/unistd_32.h
@@ -345,12 +345,13 @@
#define __NR_pwritev 334
#define __NR_rt_tgsigqueueinfo 335
#define __NR_perf_event_open 336
-#define __NR_recvmmsg 337
-#define NR_syscalls 338
+#define NR_syscalls 337
#ifdef __KERNEL__
+#define __IGNORE_recvmmsg
+
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_OLD_STAT
diff --git a/arch/sh/include/asm/unistd_64.h b/arch/sh/include/asm/unistd_64.h
index 3e7645d..25de158 100644
--- a/arch/sh/include/asm/unistd_64.h
+++ b/arch/sh/include/asm/unistd_64.h
@@ -386,10 +386,11 @@
#define __NR_rt_tgsigqueueinfo 363
#define __NR_perf_event_open 364
#define __NR_recvmmsg 365
+#define __NR_accept4 366
#ifdef __KERNEL__
-#define NR_syscalls 366
+#define NR_syscalls 367
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c
index f3a46be..83da5de 100644
--- a/arch/sh/kernel/cpu/clock.c
+++ b/arch/sh/kernel/cpu/clock.c
@@ -598,7 +598,7 @@ static struct dentry *clk_debugfs_root;
static int clk_debugfs_register_one(struct clk *c)
{
int err;
- struct dentry *d, *child;
+ struct dentry *d, *child, *child_tmp;
struct clk *pa = c->parent;
char s[255];
char *p = s;
@@ -630,7 +630,7 @@ static int clk_debugfs_register_one(struct clk *c)
err_out:
d = c->dentry;
- list_for_each_entry(child, &d->d_subdirs, d_u.d_child)
+ list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child)
debugfs_remove(child);
debugfs_remove(c->dentry);
return err;
diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S
index 3f7e2a2..f6a389c 100644
--- a/arch/sh/kernel/cpu/sh3/entry.S
+++ b/arch/sh/kernel/cpu/sh3/entry.S
@@ -132,7 +132,6 @@ ENTRY(tlb_protection_violation_store)
mov #1, r5
call_handle_tlbmiss:
- setup_frame_reg
mov.l 1f, r0
mov r5, r8
mov.l @r0, r6
@@ -365,6 +364,8 @@ handle_exception:
mov.l @k2, k2 ! read out vector and keep in k2
handle_exception_special:
+ setup_frame_reg
+
! Setup return address and jump to exception handler
mov.l 7f, r9 ! fetch return address
stc r2_bank, r0 ! k2 (vector)
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index 3576b70..e511680 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -540,6 +540,8 @@ void dwarf_free_frame(struct dwarf_frame *frame)
mempool_free(frame, dwarf_frame_pool);
}
+extern void ret_from_irq(void);
+
/**
* dwarf_unwind_stack - unwind the stack
*
@@ -678,6 +680,24 @@ struct dwarf_frame * dwarf_unwind_stack(unsigned long pc,
addr = frame->cfa + reg->addr;
frame->return_addr = __raw_readl(addr);
+ /*
+ * Ah, the joys of unwinding through interrupts.
+ *
+ * Interrupts are tricky - the DWARF info needs to be _really_
+ * accurate and unfortunately I'm seeing a lot of bogus DWARF
+ * info. For example, I've seen interrupts occur in epilogues
+ * just after the frame pointer (r14) had been restored. The
+ * problem was that the DWARF info claimed that the CFA could be
+ * reached by using the value of the frame pointer before it was
+ * restored.
+ *
+ * So until the compiler can be trusted to produce reliable
+ * DWARF info when it really matters, let's stop unwinding once
+ * we've calculated the function that was interrupted.
+ */
+ if (prev && prev->pc == (unsigned long)ret_from_irq)
+ frame->return_addr = 0;
+
return frame;
bail:
@@ -892,18 +912,18 @@ static struct unwinder dwarf_unwinder = {
static void dwarf_unwinder_cleanup(void)
{
- struct dwarf_cie *cie;
- struct dwarf_fde *fde;
+ struct dwarf_cie *cie, *cie_tmp;
+ struct dwarf_fde *fde, *fde_tmp;
/*
* Deallocate all the memory allocated for the DWARF unwinder.
* Traverse all the FDE/CIE lists and remove and free all the
* memory associated with those data structures.
*/
- list_for_each_entry(cie, &dwarf_cie_list, link)
+ list_for_each_entry_safe(cie, cie_tmp, &dwarf_cie_list, link)
kfree(cie);
- list_for_each_entry(fde, &dwarf_fde_list, link)
+ list_for_each_entry_safe(fde, fde_tmp, &dwarf_fde_list, link)
kfree(fde);
kmem_cache_destroy(dwarf_reg_cachep);
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index f0abd58..2b15ae6 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -70,8 +70,14 @@ ret_from_exception:
CFI_STARTPROC simple
CFI_DEF_CFA r14, 0
CFI_REL_OFFSET 17, 64
- CFI_REL_OFFSET 15, 0
+ CFI_REL_OFFSET 15, 60
CFI_REL_OFFSET 14, 56
+ CFI_REL_OFFSET 13, 52
+ CFI_REL_OFFSET 12, 48
+ CFI_REL_OFFSET 11, 44
+ CFI_REL_OFFSET 10, 40
+ CFI_REL_OFFSET 9, 36
+ CFI_REL_OFFSET 8, 32
preempt_stop()
ENTRY(ret_from_irq)
!
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index 31f80c6..ec79faf 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -368,7 +368,7 @@ void exit_thread(void)
void flush_thread(void)
{
- /* Called by fs/exec.c (flush_old_exec) to remove traces of a
+ /* Called by fs/exec.c (setup_new_exec) to remove traces of a
* previously running executable. */
#ifdef CONFIG_SH_FPU
if (last_task_used_math == current) {
diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S
index 4bd5a11..19fd11d 100644
--- a/arch/sh/kernel/syscalls_32.S
+++ b/arch/sh/kernel/syscalls_32.S
@@ -353,4 +353,3 @@ ENTRY(sys_call_table)
.long sys_pwritev
.long sys_rt_tgsigqueueinfo /* 335 */
.long sys_perf_event_open
- .long sys_recvmmsg
diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S
index 07d2aae..2048a20 100644
--- a/arch/sh/kernel/syscalls_64.S
+++ b/arch/sh/kernel/syscalls_64.S
@@ -392,3 +392,4 @@ sys_call_table:
.long sys_rt_tgsigqueueinfo
.long sys_perf_event_open
.long sys_recvmmsg /* 365 */
+ .long sys_accept4
diff --git a/arch/sh/tools/Makefile b/arch/sh/tools/Makefile
index 558a56b..2082af1 100644
--- a/arch/sh/tools/Makefile
+++ b/arch/sh/tools/Makefile
@@ -13,4 +13,4 @@
include/generated/machtypes.h: $(src)/gen-mach-types $(src)/mach-types
@echo ' Generating $@'
$(Q)mkdir -p $(dir $@)
- $(Q)$(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
+ $(Q)LC_ALL=C $(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
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