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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Zhang, Roy Fan" <roy.fan.zhang@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Cc: "Zhang, Helin" <helin.zhang@intel.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [PATCH v3] net/i40e: fix link status update
Date: Wed, 30 May 2018 08:47:52 +0000	[thread overview]
Message-ID: <039ED4275CED7440929022BC67E706115322ECE6@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <20180530083047.33991-1-roy.fan.zhang@intel.com>

> -----Original Message-----
> From: Zhang, Roy Fan
> Sent: Wednesday, May 30, 2018 4:31 PM
> To: dev@dpdk.org
> Cc: Zhang, Helin <helin.zhang@intel.com>; Zhang, Roy Fan
> <roy.fan.zhang@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>;
> stable@dpdk.org
> Subject: [PATCH v3] net/i40e: fix link status update
> 
> This patch fixes link status update problem in interrupt mode.
> Previously, directly reading link status register instead of accessing via admin
> queue command may cause the link status change interrupt callback inactive.
> This patch fixes the problem by making the driver only read the register in
> "no wait" and polling mode.
> 
> Bugzilla ID: 54
> Fixes: eef2daf2e199 ("net/i40e: fix link update no wait")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>

Acked-by: Qi Zhang <qi.z.zhang@intel.com>

  reply	other threads:[~2018-05-30  8:47 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-29 16:23 [PATCH] net/i40e: fix link status update Fan Zhang
2018-05-29 20:10 ` Thomas Monjalon
2018-05-30  8:26 ` [PATCH v2] " Fan Zhang
2018-05-30  8:30   ` Fan Zhang
2018-05-30  8:30   ` [PATCH v3] " Fan Zhang
2018-05-30  8:47     ` Zhang, Qi Z [this message]
2018-05-30  9:54     ` De Lara Guarch, Pablo
2018-05-30 10:25       ` Thomas Monjalon

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