netdev - Re: [net-next 04/14] net: Fix issue with netdev_tx_reset_queue not resetting queue from XOFF state

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Message-ID: <CA+mtBx-BWy=KANgSca9f2vxuu1Km_kPMJbQFa+Nq9q_YYvatBQ@mail.gmail.com>
Date:	Fri, 20 Apr 2012 14:19:45 -0700
From:	Tom Herbert <therbert@...gle.com>
To:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Cc:	davem@...emloft.net, Alexander Duyck <alexander.h.duyck@...el.com>,
	netdev@...r.kernel.org, gospo@...hat.com, sassmann@...hat.com
Subject: Re: [net-next 04/14] net: Fix issue with netdev_tx_reset_queue not
 resetting queue from XOFF state

Hi Jeff,

> @@ -3244,7 +3246,6 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring)
>                buffer_info = &tx_ring->tx_buffer_info[i];
>                igb_unmap_and_free_tx_resource(tx_ring, buffer_info);
>        }
> -       netdev_tx_reset_queue(txring_txq(tx_ring));
>
Why is it necessary to remove this?  If rings are being freed with
going through completion path then we would need this reset.  Is this
being done elsewhere maybe?

Tom
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