From: Oliver Neukum <oneukum-IBi9RG/b67k@public.gmane.org>
To: Sven Brauch <mail-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
Cc: Peter Hurley
<peter-WaGBZJeGNqdsbIuE7sb01tBPR1lH4CV8@public.gmane.org>,
linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: implement put_char() in cdc-acm
Date: Mon, 02 Nov 2015 12:32:52 +0100 [thread overview]
Message-ID: <1446463972.25345.24.camel@suse.com> (raw)
In-Reply-To: <563667D9.9080401-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
On Sun, 2015-11-01 at 20:28 +0100, Sven Brauch wrote:
> I cloned that tree (git describe said v4.3-rc5), and applied Oliver's
> patch. With that kernel booted, the error occured much less
> frequently,
> but was still reproducable under load. With 4.2.5, I get a failure
> after
> a few hundred MB; with 4.3-rc5 plus patch, it transferred serveral
> gigabytes
> without errors, but failed when I started compiling something in the
> background as a test.
Hi,
given this test I will submit the patch.
Sven, can you ramp up the buffers in the manner Peter suggested
and retest? It looks like the throttling code isn't perfect yet,
but a larger buffer may make its performance good enough.
Regards
Oliver
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next prev parent reply other threads:[~2015-11-02 11:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-27 15:07 implement put_char() in cdc-acm Oliver Neukum
[not found] ` <1445958479.2043.6.camel-IBi9RG/b67k@public.gmane.org>
2015-10-27 15:45 ` Sven Brauch
[not found] ` <562F9C08.6050105-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
2015-10-28 11:04 ` Oliver Neukum
[not found] ` <1446030280.15140.10.camel-IBi9RG/b67k@public.gmane.org>
2015-10-28 12:23 ` Peter Hurley
[not found] ` <5630BE5E.6040204-WaGBZJeGNqdsbIuE7sb01tBPR1lH4CV8@public.gmane.org>
2015-10-28 12:33 ` Oliver Neukum
[not found] ` <1446035622.15140.17.camel-IBi9RG/b67k@public.gmane.org>
2015-10-28 12:49 ` Peter Hurley
2015-11-01 19:28 ` Sven Brauch
[not found] ` <563667D9.9080401-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
2015-11-01 19:59 ` Peter Hurley
[not found] ` <56366F19.90202-WaGBZJeGNqdsbIuE7sb01tBPR1lH4CV8@public.gmane.org>
2015-11-01 20:04 ` Sven Brauch
2015-11-02 11:32 ` Oliver Neukum [this message]
[not found] ` <1446463972.25345.24.camel-IBi9RG/b67k@public.gmane.org>
2015-11-02 20:27 ` Sven Brauch
[not found] ` <5637C731.20409-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
2015-11-03 8:58 ` Oliver Neukum
[not found] ` <1446541094.27681.2.camel-IBi9RG/b67k@public.gmane.org>
2015-11-03 10:13 ` Sven Brauch
[not found] ` <563888BB.2080601-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
2015-11-03 10:19 ` Oliver Neukum
2015-11-05 4:18 ` Peter Hurley
2015-10-28 15:53 ` Sven Brauch
[not found] ` <5630EF8A.8060904-ITmcY+a7/CDoK6nBLMlh1Q@public.gmane.org>
2015-10-28 16:20 ` Peter Hurley
2015-10-28 16:23 ` Oliver Neukum
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