提交 3d431a74 编写于 作者: M Manfred Spraul 提交者: Haavard Skinnemoen

avr32: nmi_enter() without nmi_exit()

While updating the rcu code, I noticed that do_nmi() for AVR32 is odd:
There is an nmi_enter() call without an nmi_exit().
This can't be correct, it breaks rcu (at least the preempt version) and
lockdep.

[haavard.skinnemoen@atmel.com: fixed another case that returned directly]
Signed-off-by: NHaavard Skinnemoen <haavard.skinnemoen@atmel.com>
上级 73d4393d
......@@ -116,15 +116,15 @@ asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs)
switch (ret) {
case NOTIFY_OK:
case NOTIFY_STOP:
return;
break;
case NOTIFY_BAD:
die("Fatal Non-Maskable Interrupt", regs, SIGINT);
default:
printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n");
nmi_disable();
break;
}
printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n");
nmi_disable();
nmi_exit();
}
asmlinkage void do_critical_exception(unsigned long ecr, struct pt_regs *regs)
......
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