netdev - Re: [PATCH] Fix e1000e with Intel 82572EI that has no hardware timestamp support

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Date:	Wed, 06 Aug 2014 18:30:07 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	"Koehrer Mathias (ETAS/ESW5)" <mathias.koehrer@...s.com>,
	Nick Krause <xerofoify@...il.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH] Fix e1000e with Intel 82572EI that has no hardware timestamp
 support

On 8/6/2014 6:27 PM, Koehrer Mathias (ETAS/ESW5) wrote:

> With the Intel 82527EI (driver: e1000e) there is an issue when running
> the ptpd2 program, that leads to a kernel oops.
> The reason is here that in e1000_xmit_frame() a work queue will be
> scheduled that has not been initialized in this case.
> The work queue "tx_hwstamp_work" will only be initialized if
> adapter->flags & FLAG_HAS_HW_TIMESTAMP set.
> This check is missing in e1000_xmit_frame().

> The following patch adds the missing check.

    OK, but this time you forgot your sign-off. :-)

WBR, Sergei

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