Re: [PATCH next v1 2/3] printk: remove safe buffers

From: John Ogness
Date: Mon Mar 29 2021 - 11:14:25 EST


On 2021-03-29, John Ogness <john.ogness@xxxxxxxxxxxxx> wrote:
>> Will you call console write() callback with irq enabled from the
>> kthread?
>
> No. That defeats the fundamental purpose of this entire rework
> excercise. ;-)

Sorry, I misread your question. The answer is "yes". We want to avoid a
local_irq_save() when calling into console->write().

John Ogness