diff options
Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index bf299b66f3fc..b481db1dacb4 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -330,18 +330,17 @@ static void release_output_lock(void) static int xmon_core(struct pt_regs *regs, int fromipi) { int cmd = 0; - unsigned long msr; struct bpt *bp; long recurse_jmp[JMP_BUF_LEN]; unsigned long offset; + unsigned long flags; #ifdef CONFIG_SMP int cpu; int secondary; unsigned long timeout; #endif - msr = mfmsr(); - mtmsr(msr & ~MSR_EE); /* disable interrupts */ + local_irq_save(flags); bp = in_breakpoint_table(regs->nip, &offset); if (bp != NULL) { @@ -516,7 +515,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi) insert_cpu_bpts(); - mtmsr(msr); /* restore interrupt enable */ + local_irq_restore(flags); return cmd != 'X' && cmd != EOF; } @@ -1360,8 +1359,12 @@ static void print_bug_trap(struct pt_regs *regs) if (is_warning_bug(bug)) return; +#ifdef CONFIG_DEBUG_BUGVERBOSE printf("kernel BUG at %s:%u!\n", bug->file, bug->line); +#else + printf("kernel BUG at %p!\n", (void *)bug->bug_addr); +#endif } void excprint(struct pt_regs *fp) |