diff options
| author | Greg Ungerer <gerg@snapgear.com> | 2005-09-02 10:42:52 +1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-02 00:57:30 -0700 |
| commit | db81fb8486563573aca023dac30a2d70c46855e8 (patch) | |
| tree | b86af0ec7bb953ae45f3e47627b6580227d14f00 /arch/m68knommu | |
| parent | 5d052c170e9a7ac0c7d58fe4fbf39fca3c24f2cc (diff) | |
| download | linux-db81fb8486563573aca023dac30a2d70c46855e8.tar.gz linux-db81fb8486563573aca023dac30a2d70c46855e8.tar.bz2 linux-db81fb8486563573aca023dac30a2d70c46855e8.zip | |
[PATCH] m68knommu: cleanup showstack()
Make show_stack() consistent with other architectures.
Put the vector string names in the .rodata section.
Patch originally submitted by Philippe De Muyter <phdm@macqel.be>.
Signed-off-by: Greg Ungerer <gerg@uclinux.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/m68knommu')
| -rw-r--r-- | arch/m68knommu/kernel/traps.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/m68knommu/kernel/traps.c b/arch/m68knommu/kernel/traps.c index ad7dc6347f19..5bc068462864 100644 --- a/arch/m68knommu/kernel/traps.c +++ b/arch/m68knommu/kernel/traps.c @@ -21,6 +21,7 @@ #include <linux/signal.h> #include <linux/kernel.h> #include <linux/mm.h> +#include <linux/module.h> #include <linux/types.h> #include <linux/a.out.h> #include <linux/user.h> @@ -38,7 +39,7 @@ #include <asm/machdep.h> #include <asm/siginfo.h> -static char *vec_names[] = { +static char const * const vec_names[] = { "RESET SP", "RESET PC", "BUS ERROR", "ADDRESS ERROR", "ILLEGAL INSTRUCTION", "ZERO DIVIDE", "CHK", "TRAPcc", "PRIVILEGE VIOLATION", "TRACE", "LINE 1010", "LINE 1111", @@ -106,17 +107,20 @@ asmlinkage void buserr_c(struct frame *fp) int kstack_depth_to_print = 48; -void show_stack(struct task_struct *task, unsigned long *esp) +void show_stack(struct task_struct *task, unsigned long *stack) { - unsigned long *stack, *endstack, addr; + unsigned long *endstack, addr; extern char _start, _etext; int i; - if (esp == NULL) - esp = (unsigned long *) &esp; + if (!stack) { + if (task) + stack = (unsigned long *)task->thread.ksp; + else + stack = (unsigned long *)&stack; + } - stack = esp; - addr = (unsigned long) esp; + addr = (unsigned long) stack; endstack = (unsigned long *) PAGE_ALIGN(addr); printk(KERN_EMERG "Stack from %08lx:", (unsigned long)stack); @@ -306,6 +310,8 @@ void dump_stack(void) show_stack(current, &stack); } +EXPORT_SYMBOL(dump_stack); + #ifdef CONFIG_M68KFPU_EMU asmlinkage void fpemu_signal(int signal, int code, void *addr) { |