Re: [RFC][PATCH 0/4] printk: introduce printing kernel thread

[Peter Zijlstra]

On Mon, Mar 06, 2017 at 09:45:50PM +0900, Sergey Senozhatsky wrote:
>  sysrq is potentially even trickier. can we always wake_up() kernel
>  thread from sysrq? there probably might be cases when we can't rely
>  on the scheduler.

sysrq runs from interrupt context, right? Should be able to do wakeups.