Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Mon, 11 Jul 2022 19:10:44 +0900
From:   Sergey Senozhatsky <senozhatsky@chromium.org>
To:     Petr Mladek <pmladek@suse.com>
Cc:     John Ogness <john.ogness@linutronix.de>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        todd.e.brandt@linux.intel.com,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        "open list:SERIAL DRIVERS" <linux-serial@vger.kernel.org>,
        Sergey Senozhatsky <senozhatsky@chromium.org>,
        Steven Rostedt <rostedt@goodmis.org>
Subject: Re: PNP0501 serial driver takes almost 2 seconds to suspend/resume
 (printk issue)
Message-ID: <Ysv3JNs4RwE7kAou@google.com>
References: <12fb98fe27e23e3f74a139e5e8eb83a97a343372.camel@linux.intel.com>
 <51b9e2cc3baf61a604bd239b736ec2d12f1f6695.camel@linux.intel.com>
 <87czegxccb.fsf@jogness.linutronix.de>
 <045ebee30af2b80aaeace1dab18ecd113e3f17c7.camel@linux.intel.com>
 <87tu7qvx1q.fsf@jogness.linutronix.de>
 <CAHp75VfyzMNMO2NRwXwSjAmQqBbdRG3+SzyFDG+90dmvmg1xLQ@mail.gmail.com>
 <87o7xwbuoy.fsf@jogness.linutronix.de>
 <Ysvbp8vz7R9hDNqx@alley>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <Ysvbp8vz7R9hDNqx@alley>
Precedence: bulk

On (22/07/11 10:13), Petr Mladek wrote:
> 
> It seems that __pr_flush() does not check whether all consoles
> are suspended. In this case the progress is not possible and
> it has to wait the entire timeout.

But isn't console_suspended set after pr_flush() call?