From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Petr Mladek <pmladek@suse.com>, Steven Rostedt <rostedt@goodmis.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
linux-kernel@vger.kernel.org,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: Re: [PATCH] printk: CON_PRINTBUFFER console registration is a bit racy
Date: Tue, 25 Sep 2018 22:00:57 +0900 [thread overview]
Message-ID: <20180925130057.GA601@tigerII.localdomain> (raw)
In-Reply-To: <20180914111953.GA20572@tigerII.localdomain>
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
next prev parent reply other threads:[~2018-09-25 13:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-14 2:34 [PATCH] printk: CON_PRINTBUFFER console registration is a bit racy Sergey Senozhatsky
2018-09-14 8:59 ` Petr Mladek
2018-09-14 11:19 ` Sergey Senozhatsky
2018-09-25 13:00 ` Sergey Senozhatsky [this message]
2018-09-26 11:37 ` Petr Mladek
2018-09-27 10:02 ` Steven Rostedt
2018-09-28 7:36 ` Sergey Senozhatsky
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