diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-01-26 14:11:01 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-01-26 14:11:12 +0100 |
| commit | 5c699714d01ac358c58be9943234081b36b69cdd (patch) | |
| tree | feaae46fcc1b120d1ed1ef0a04567a56f0df0cfd /arch/s390/kernel | |
| parent | 5fd9c6e214547a32d3da6ee4284c79004d667bc8 (diff) | |
[S390] Print kernel version in dump_stack() and show_regs().
Also print PREEMPT and/or SMP if the kernel was configured that way.
Makes s390 look a bit more like other architectures.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/process.c | 18 | ||||
| -rw-r--r-- | arch/s390/kernel/traps.c | 20 |
2 files changed, 27 insertions, 11 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 29f7884b4ff..0e7aca03930 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -36,7 +36,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/notifier.h> - +#include <linux/utsname.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -182,13 +182,15 @@ void cpu_idle(void) void show_regs(struct pt_regs *regs) { - struct task_struct *tsk = current; - - printk("CPU: %d %s\n", task_thread_info(tsk)->cpu, print_tainted()); - printk("Process %s (pid: %d, task: %p, ksp: %p)\n", - current->comm, task_pid_nr(current), (void *) tsk, - (void *) tsk->thread.ksp); - + print_modules(); + printk("CPU: %d %s %s %.*s\n", + task_thread_info(current)->cpu, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version); + printk("Process %s (pid: %d, task: %p, ksp: %p)\n", + current->comm, current->pid, current, + (void *) current->thread.ksp); show_registers(regs); /* Show stack backtrace if pt_regs is from kernel mode */ if (!(regs->psw.mask & PSW_MASK_PSTATE)) diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 8ed16a83fba..52b8342c6bf 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -31,6 +31,7 @@ #include <linux/reboot.h> #include <linux/kprobes.h> #include <linux/bug.h> +#include <linux/utsname.h> #include <asm/system.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -168,9 +169,16 @@ void show_stack(struct task_struct *task, unsigned long *sp) */ void dump_stack(void) { + printk("CPU: %d %s %s %.*s\n", + task_thread_info(current)->cpu, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version); + printk("Process %s (pid: %d, task: %p, ksp: %p)\n", + current->comm, current->pid, current, + (void *) current->thread.ksp); show_stack(NULL, NULL); } - EXPORT_SYMBOL(dump_stack); static inline int mask_bits(struct pt_regs *regs, unsigned long bits) @@ -258,8 +266,14 @@ void die(const char * str, struct pt_regs * regs, long err) console_verbose(); spin_lock_irq(&die_lock); bust_spinlocks(1); - printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); - print_modules(); + printk("%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter); +#ifdef CONFIG_PREEMPT + printk("PREEMPT "); +#endif +#ifdef CONFIG_SMP + printk("SMP"); +#endif + printk("\n"); notify_die(DIE_OOPS, str, regs, err, current->thread.trap_no, SIGSEGV); show_regs(regs); bust_spinlocks(0); |