Re: [PATCH] printk: CON_PRINTBUFFER console registration is a bit racy
From: Sergey Senozhatsky
Date: Tue Sep 25 2018 - 09:01:06 EST
On (09/14/18 20:19), Sergey Senozhatsky wrote:
> On (09/14/18 10:59), Petr Mladek wrote:
> >
> > Well, I am not sure if it is worth the code complexity.
> >
>
> Well, I don't think we need to bother that much here. Besides,
> exclusive_console is cleared under logbuf_lock with preemption
> disabled now. So we set it under logbuf_lock and !irq and we
> clear it under logbuf_lock and !irq. Looks quite OK to me.
Petr, Steven,
any opinions? The patch is rather trivial.
-ss