diff options
| -rw-r--r-- | arch/blackfin/kernel/traps.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 35f675f5ca1..63ccb283acd 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -68,6 +68,13 @@ ({ if (0) printk(fmt, ##arg); 0; }) #endif +#if defined(CONFIG_DEBUG_MMRS) || defined(CONFIG_DEBUG_MMRS_MODULE) +u32 last_seqstat; +#ifdef CONFIG_DEBUG_MMRS_MODULE +EXPORT_SYMBOL(last_seqstat); +#endif +#endif + /* Initiate the event table handler */ void __init trap_init(void) { @@ -245,6 +252,9 @@ asmlinkage void trap_c(struct pt_regs *fp) unsigned long trapnr = fp->seqstat & SEQSTAT_EXCAUSE; trace_buffer_save(j); +#if defined(CONFIG_DEBUG_MMRS) || defined(CONFIG_DEBUG_MMRS_MODULE) + last_seqstat = (u32)fp->seqstat; +#endif /* Important - be very careful dereferncing pointers - will lead to * double faults if the stack has become corrupt |