linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Baxter, Jim" <jim_baxter@mentor.com>
To: Oliver Neukum <oneukum@suse.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>
Subject: Re: [RFC V1 1/1] net: cdc_ncm: Reduce memory use when kernel memory low
Date: Mon, 12 Jun 2017 13:32:26 +0100	[thread overview]
Message-ID: <7f2d3f89-7d87-f4ab-9799-559388602e76@mentor.com> (raw)
In-Reply-To: <1497263047.15677.13.camel@suse.com>

From: Oliver Neukum (oneukum@suse.com) Sent: Mon, 12 Jun 2017 12:24:07 +0200

> Am Dienstag, den 23.05.2017, 20:06 +0100 schrieb Jim Baxter:
>> From: David S. Miller (davem@davemloft.net)
>> Sent: Tue, 23 May 2017 11:26:25 -0400 
>>>
>>> From: Oliver Neukum <oneukum@suse.com>
>>> Date: Tue, 23 May 2017 10:42:48 +0200
>>>
>>>>
>>>>
>>>> We could use a counter. After the first failure, do it once, after the
>>>> second twice and so on. And reset the counter as a higher order
>>>> allocation works. (just bound it somewhere)
>>>
>>> So an exponential backoff, that might work.
>>>
>>
>> As an idea I have created this patch as an addition to the original patch
>> in this series.
>>
>> Would this be acceptable?
>>
>> At the moment I have capped the value at 10, does anyone think it needs to
>> be much higher then that?
> 
> Hi,
> 
> I am working through mail backlog. If I may ask, has this patch proposal
> had a result or does something need to be done still?
> 
> 	Regards
> 		Oliver
> 
Hi,

I have not received any response to my additional patch yet.

Do you think I should submit it as a second RFC patchset?

Regards,
Jim

  parent reply	other threads:[~2017-06-12 12:32 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-16 17:41 [RFC V1 0/1] Reduce cdc_ncm memory use when kernel memory low Jim Baxter
2017-05-16 17:41 ` [RFC V1 1/1] net: cdc_ncm: Reduce " Jim Baxter
2017-05-16 18:24   ` Bjørn Mork
2017-05-17  7:44     ` Oliver Neukum
2017-05-17 10:56       ` Baxter, Jim
2017-05-17 18:18     ` David Miller
2017-05-18 10:01       ` Oliver Neukum
2017-05-22 15:45       ` Baxter, Jim
2017-05-22 15:54         ` David Miller
2017-05-23  8:42           ` Oliver Neukum
2017-05-23 15:26             ` David Miller
2017-05-23 19:06               ` Baxter, Jim
     [not found]                 ` <1497263047.15677.13.camel@suse.com>
2017-06-12 12:32                   ` Baxter, Jim [this message]
2017-05-19 11:10   ` David Laight
2017-05-19 13:55     ` Bjørn Mork
2017-05-19 14:46       ` David Laight
2017-05-22 13:27         ` Oliver Neukum

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=7f2d3f89-7d87-f4ab-9799-559388602e76@mentor.com \
    --to=jim_baxter@mentor.com \
    --cc=davem@davemloft.net \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=oneukum@suse.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).