From owner-freebsd-net@FreeBSD.ORG  Thu Nov 10 00:09:59 2011
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Date: Wed, 9 Nov 2011 16:09:58 -0800
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From: Adrian Chadd <adrian@freebsd.org>
To: Hooman Fazaeli <hoomanfazaeli@gmail.com>
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Cc: pyunyh@gmail.com, freebsd-net@freebsd.org,
	Jason Wolfe <nitroboost@gmail.com>,
	Jack Vogel <jfvogel@gmail.com>, Emil Muratov <gpm@hotplug.ru>
Subject: Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX
	enabled
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There's no locking around the OACTIVE flag set/clear, right?
Is it possible that multiple TX threads are fiddling with OACTIVE and
then it's not being properly cleared and tx kicked?


Adrian