From: Calvin Owens <calvinowens@fb.com>
To: Petr Mladek <pmladek@suse.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>, <linux-api@vger.kernel.org>,
<linux-doc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<kernel-team@fb.com>
Subject: Re: [PATCH 1/3] printk: Introduce per-console loglevel setting
Date: Fri, 20 Oct 2017 10:33:55 -0700 [thread overview]
Message-ID: <11bdad91-4cf2-db79-6573-3afdc6bc125d@fb.com> (raw)
In-Reply-To: <20171020080501.GD29163@pathway.suse.cz>
On 10/20/2017 01:05 AM, Petr Mladek wrote:
> On Thu 2017-10-19 16:40:45, Calvin Owens wrote:
>> On 09/28/2017 05:43 PM, Calvin Owens wrote:
>>> Not all consoles are created equal: depending on the actual hardware,
>>> the latency of a printk() call can vary dramatically. The worst examples
>>> are serial consoles, where it can spin for tens of milliseconds banging
>>> the UART to emit a message, which can cause application-level problems
>>> when the kernel spews onto the console.
>>
>> Any thoughts on this series? Happy to resend again, but if there are no
>> objections I'd love to see it merged sooner rather than later :)
>>
>> Happy to resend too, just let me know.
>
> There is no need to resend the patch. It is on my radar and I am
> going to look at it.
>
> Please, be patient, you hit conference, illness, after vacation
> season. We do not want to unnecessarily delay it but it is
> not a trivial change that might be accepted within minutes.
No worries, just wanted to make sure it hadn't been missed :)
Thanks,
Calvin
> Best Regards,
> Petr
WARNING: multiple messages have this Message-ID (diff)
From: Calvin Owens <calvinowens-b10kYP2dOMg@public.gmane.org>
To: Petr Mladek <pmladek-IBi9RG/b67k@public.gmane.org>
Cc: Sergey Senozhatsky
<sergey.senozhatsky-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Steven Rostedt <rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org>,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kernel-team-b10kYP2dOMg@public.gmane.org
Subject: Re: [PATCH 1/3] printk: Introduce per-console loglevel setting
Date: Fri, 20 Oct 2017 10:33:55 -0700 [thread overview]
Message-ID: <11bdad91-4cf2-db79-6573-3afdc6bc125d@fb.com> (raw)
In-Reply-To: <20171020080501.GD29163-KsEp0d+Q8qECVLCxKZUutA@public.gmane.org>
On 10/20/2017 01:05 AM, Petr Mladek wrote:
> On Thu 2017-10-19 16:40:45, Calvin Owens wrote:
>> On 09/28/2017 05:43 PM, Calvin Owens wrote:
>>> Not all consoles are created equal: depending on the actual hardware,
>>> the latency of a printk() call can vary dramatically. The worst examples
>>> are serial consoles, where it can spin for tens of milliseconds banging
>>> the UART to emit a message, which can cause application-level problems
>>> when the kernel spews onto the console.
>>
>> Any thoughts on this series? Happy to resend again, but if there are no
>> objections I'd love to see it merged sooner rather than later :)
>>
>> Happy to resend too, just let me know.
>
> There is no need to resend the patch. It is on my radar and I am
> going to look at it.
>
> Please, be patient, you hit conference, illness, after vacation
> season. We do not want to unnecessarily delay it but it is
> not a trivial change that might be accepted within minutes.
No worries, just wanted to make sure it hadn't been missed :)
Thanks,
Calvin
> Best Regards,
> Petr
next prev parent reply other threads:[~2017-10-20 17:35 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-29 0:43 [PATCH 1/3] printk: Introduce per-console loglevel setting Calvin Owens
2017-09-29 0:43 ` Calvin Owens
2017-09-29 0:43 ` [PATCH 2/3] printk: Add /sys/consoles/ interface Calvin Owens
2017-09-29 0:43 ` Calvin Owens
2017-11-03 14:21 ` Petr Mladek
2017-11-03 14:32 ` Kroah-Hartman
2017-11-03 15:46 ` Petr Mladek
2017-11-03 15:58 ` Kroah-Hartman
2017-11-03 15:58 ` Kroah-Hartman
2017-11-08 21:32 ` Calvin Owens
2017-11-08 21:32 ` Calvin Owens
2017-11-09 8:03 ` Kroah-Hartman
2017-11-09 8:03 ` Kroah-Hartman
2017-09-29 0:43 ` [PATCH 3/3] printk: Add ability to set loglevel via "console=" cmdline Calvin Owens
2017-09-29 0:43 ` Calvin Owens
2017-11-03 15:15 ` Petr Mladek
2017-10-19 23:40 ` [PATCH 1/3] printk: Introduce per-console loglevel setting Calvin Owens
2017-10-19 23:40 ` Calvin Owens
2017-10-20 8:05 ` Petr Mladek
2017-10-20 17:33 ` Calvin Owens [this message]
2017-10-20 17:33 ` Calvin Owens
2017-11-03 12:00 ` Petr Mladek
2017-11-03 13:41 ` Steven Rostedt
2018-10-19 0:04 ` Sergey Senozhatsky
2018-10-19 22:03 ` Calvin Owens
2018-10-22 2:37 ` Sergey Senozhatsky
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