From: Thomas Monjalon <thomas.monjalon-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
To: Helin Zhang <helin.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: dev-VfR2kkLFssw@public.gmane.org,
aaron.f.rowden-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
Subject: Re: [PATCH v3] i40e: workaround for X710 performance issues
Date: Tue, 16 Dec 2014 09:37:04 +0100 [thread overview]
Message-ID: <2702920.KlIrzH6BZs@xps13> (raw)
In-Reply-To: <1418718200-31924-1-git-send-email-helin.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Hi Helin,
First, thank you and Jing for the excellent review process.
2014-12-16 16:23, Helin Zhang:
> On X710, performance number is far from the expectation on recent
> firmware versions. The fix for this issue may not be integrated in
> the following firmware version. So the workaround in software driver
> is needed. It needs to modify the initial values of 3 internal only
> registers. Note that the workaround can be removed when it is fixed
> in firmware in the future.
I want to understand something here. You say the workaround can be removed
when firmware will be fixed. But I suppose that some NICs won't be updated
so the workaround will be needed forever?
--
Thomas
next prev parent reply other threads:[~2014-12-16 8:37 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-15 7:09 [PATCH] i40e: workaround for X710 performance issues Helin Zhang
[not found] ` <1418627370-28185-1-git-send-email-helin.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2014-12-15 7:56 ` [PATCH v2] " Helin Zhang
[not found] ` <1418630187-28917-1-git-send-email-helin.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2014-12-16 2:29 ` Chen, Jing D
[not found] ` <4341B239C0EFF9468EE453F9E9F4604D01630719-E2R4CRU6q/6iAffOGbnezLfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-12-16 2:43 ` Zhang, Helin
2014-12-16 8:23 ` [PATCH v3] " Helin Zhang
[not found] ` <1418718200-31924-1-git-send-email-helin.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2014-12-16 8:37 ` Thomas Monjalon [this message]
2014-12-16 11:07 ` Zhang, Helin
2014-12-16 9:07 ` Chen, Jing D
[not found] ` <4341B239C0EFF9468EE453F9E9F4604D016309C4-E2R4CRU6q/6iAffOGbnezLfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-12-17 0:05 ` Thomas Monjalon
2015-01-08 2:43 ` Wu, Jingjing
[not found] ` <9BB6961774997848B5B42BEC655768F8B6DD36-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2015-01-08 2:49 ` Zhang, Helin
2015-01-09 5:29 ` Wu, Jingjing
[not found] ` <9BB6961774997848B5B42BEC655768F8B6E3D0-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2015-01-09 15:48 ` Thomas Monjalon
2015-01-12 0:26 ` Zhang, Helin
2015-01-12 0:39 ` Wu, Jingjing
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