parisc: Show trap name in kernel crash
Helge Deller
maintainerPATCH 1/1 parisc: Show trap name in kernel crash
Show the real trap name when the kernel crashes.
Signed-off-by Helge Deller <[email protected]>
arch/parisc/include/asm/traps.h +1 -0
@@ -11,6 +11,7 @@ void parisc_terminate(char *msg, struct pt_regs *regs,void die_if_kernel (char *str,struct pt_regs *regs,long err);/* mm/fault.c */ +const char *trap_name (unsigned long code);void do_page_fault (struct pt_regs *regs,unsigned long code,unsigned long address);#endif
arch/parisc/kernel/traps.c +2 -2
@@ -458,8 +458,8 @@ void parisc_terminate(char *msg, struct pt_regs *regs, int code, unsigned long o }printk ("\n" ); -printk (KERN_CRIT "%s: Code=%d regs=%p (Addr=" RFMT ")\n" , - msg, code, regs, offset); +pr_crit ("%s: Code=%d (%s) regs=%p (Addr=" RFMT ")\n" , + msg, code,trap_name (code), regs, offset);show_regs (regs);spin_unlock (&terminate_lock);
arch/parisc/mm/fault.c +10 -1
@@ -204,6 +204,16 @@ static const char * const trap_description[] = { [28] "Unaligned data reference trap", }; +const char *trap_name (unsigned long code) +{ +const char *t =NULL ; + +if (code <ARRAY_SIZE (trap_description)) + t = trap_description[code]; + +return t ? t :"Unknown trap" ; +} +/* * Print out info about fatal segfaults, if the show_unhandled_signals * sysctl is set:
@@ -213,8 +223,6 @@ show_signal_msg(struct pt_regs *regs, unsigned long code, unsigned long address, struct task_struct *tsk, struct vm_area_struct *vma) { - const char *trap_name = NULL;