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Diffstat (limited to 'arch/sh/kernel/traps_32.c')
-rw-r--r--arch/sh/kernel/traps_32.c121
1 files changed, 0 insertions, 121 deletions
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index a37175deb73..5f513a64ded 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -16,13 +16,11 @@
#include <linux/hardirq.h>
#include <linux/init.h>
#include <linux/spinlock.h>
-#include <linux/module.h>
#include <linux/kallsyms.h>
#include <linux/io.h>
#include <linux/bug.h>
#include <linux/debug_locks.h>
#include <linux/kdebug.h>
-#include <linux/kexec.h>
#include <linux/limits.h>
#include <linux/sysfs.h>
#include <linux/uaccess.h>
@@ -48,102 +46,6 @@
#define TRAP_ILLEGAL_SLOT_INST 13
#endif
-static void dump_mem(const char *str, unsigned long bottom, unsigned long top)
-{
- unsigned long p;
- int i;
-
- printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top);
-
- for (p = bottom & ~31; p < top; ) {
- printk("%04lx: ", p & 0xffff);
-
- for (i = 0; i < 8; i++, p += 4) {
- unsigned int val;
-
- if (p < bottom || p >= top)
- printk(" ");
- else {
- if (__get_user(val, (unsigned int __user *)p)) {
- printk("\n");
- return;
- }
- printk("%08x ", val);
- }
- }
- printk("\n");
- }
-}
-
-static DEFINE_SPINLOCK(die_lock);
-
-void die(const char * str, struct pt_regs * regs, long err)
-{
- static int die_counter;
-
- oops_enter();
-
- spin_lock_irq(&die_lock);
- console_verbose();
- bust_spinlocks(1);
-
- printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
- print_modules();
- show_regs(regs);
-
- printk("Process: %s (pid: %d, stack limit = %p)\n", current->comm,
- task_pid_nr(current), task_stack_page(current) + 1);
-
- if (!user_mode(regs) || in_interrupt())
- dump_mem("Stack: ", regs->regs[15], THREAD_SIZE +
- (unsigned long)task_stack_page(current));
-
- notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV);
-
- bust_spinlocks(0);
- add_taint(TAINT_DIE);
- spin_unlock_irq(&die_lock);
- oops_exit();
-
- if (kexec_should_crash(current))
- crash_kexec(regs);
-
- if (in_interrupt())
- panic("Fatal exception in interrupt");
-
- if (panic_on_oops)
- panic("Fatal exception");
-
- do_exit(SIGSEGV);
-}
-
-static inline void die_if_kernel(const char *str, struct pt_regs *regs,
- long err)
-{
- if (!user_mode(regs))
- die(str, regs, err);
-}
-
-/*
- * try and fix up kernelspace address errors
- * - userspace errors just cause EFAULT to be returned, resulting in SEGV
- * - kernel/userspace interfaces cause a jump to an appropriate handler
- * - other kernel errors are bad
- */
-static void die_if_no_fixup(const char * str, struct pt_regs * regs, long err)
-{
- if (!user_mode(regs)) {
- const struct exception_table_entry *fixup;
- fixup = search_exception_tables(regs->pc);
- if (fixup) {
- regs->pc = fixup->fixup;
- return;
- }
-
- die(str, regs, err);
- }
-}
-
static inline void sign_extend(unsigned int count, unsigned char *dst)
{
#ifdef __LITTLE_ENDIAN__
@@ -900,26 +802,3 @@ void __init trap_init(void)
set_exception_table_vec(TRAP_UBC, breakpoint_trap_handler);
#endif
}
-
-void show_stack(struct task_struct *tsk, unsigned long *sp)
-{
- unsigned long stack;
-
- if (!tsk)
- tsk = current;
- if (tsk == current)
- sp = (unsigned long *)current_stack_pointer;
- else
- sp = (unsigned long *)tsk->thread.sp;
-
- stack = (unsigned long)sp;
- dump_mem("Stack: ", stack, THREAD_SIZE +
- (unsigned long)task_stack_page(tsk));
- show_trace(tsk, sp, NULL);
-}
-
-void dump_stack(void)
-{
- show_stack(NULL, NULL);
-}
-EXPORT_SYMBOL(dump_stack);