From: Sonic Zhang
Date: Wed, 6 May 2015 11:53:53 +0800
> When I debug Linux kernel via KGDB over Ethernet, KGDB calls netpoll
> API and stmmac_poll_controller to send UDP packets with all interrupts
> disabled. KGDB assumes all interrupts keeps disabled when it is active
> and doing UDP data tran
Hi David,
On Wed, May 6, 2015 at 7:36 AM, David Miller wrote:
> From: Sonic Zhang
> Date: Tue, 5 May 2015 15:55:53 +0800
>
>> From: Sonic Zhang
>>
>> It is possible that poll_controller is called from netpoll.c with irq
>> already disabled. Unexpected interrupt may be triggered if always
>> ena
From: Sonic Zhang
Date: Tue, 5 May 2015 15:55:53 +0800
> From: Sonic Zhang
>
> It is possible that poll_controller is called from netpoll.c with irq
> already disabled. Unexpected interrupt may be triggered if always
> enable irq before returning from poll_controller.
>
> Signed-off-by: Sonic