提交 0bbdac08 编写于 作者: H Helge Deller 提交者: Kyle McMartin

[PARISC] detect recursive kernel crash earlier

Signed-off-by: NHelge Deller <deller@gmx.de>
Signed-off-by: NKyle McMartin <kyle@parisc-linux.org>
上级 6e16d940
......@@ -255,8 +255,16 @@ KERN_CRIT " || ||\n");
printk(KERN_CRIT "%s (pid %d): %s (code %ld)\n",
current->comm, current->pid, str, err);
dump_stack();
/* Wot's wrong wif bein' racy? */
if (current->thread.flags & PARISC_KERNEL_DEATH) {
printk(KERN_CRIT "%s() recursion detected.\n", __FUNCTION__);
local_irq_enable();
while (1);
}
current->thread.flags |= PARISC_KERNEL_DEATH;
show_regs(regs);
dump_stack();
if (in_interrupt())
panic("Fatal exception in interrupt");
......@@ -267,14 +275,6 @@ KERN_CRIT " || ||\n");
panic("Fatal exception");
}
/* Wot's wrong wif bein' racy? */
if (current->thread.flags & PARISC_KERNEL_DEATH) {
printk(KERN_CRIT "%s() recursion detected.\n", __FUNCTION__);
local_irq_enable();
while (1);
}
current->thread.flags |= PARISC_KERNEL_DEATH;
do_exit(SIGSEGV);
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册