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Date: Tue, 3 Nov 2015 18:49:05 +0000 From: Haiyang Zhang <haiyangz@...rosoft.com> To: David Miller <davem@...emloft.net> CC: "eric.dumazet@...il.com" <eric.dumazet@...il.com>, KY Srinivasan <kys@...rosoft.com>, "edumazet@...gle.com" <edumazet@...gle.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: RE: [PATCH net-next] net: increase LL_MAX_HEADER if HYPERV_NET is enabled > -----Original Message----- > From: David Miller [mailto:davem@...emloft.net] > Sent: Tuesday, November 3, 2015 1:20 PM > To: Haiyang Zhang <haiyangz@...rosoft.com> > Cc: eric.dumazet@...il.com; KY Srinivasan <kys@...rosoft.com>; > edumazet@...gle.com; netdev@...r.kernel.org > Subject: Re: [PATCH net-next] net: increase LL_MAX_HEADER if HYPERV_NET > is enabled > > From: Haiyang Zhang <haiyangz@...rosoft.com> > Date: Tue, 3 Nov 2015 17:34:47 +0000 > > > But we still keep this busy return in our code, just for "weird corner cases". > > The queue_stopped condition must be precise. The only case we return NETDEV_TX_BUSY is when the outgoing ring buffer is full, which almost never happens because we stop the xmit queue if ring is <10% available. Thanks, - Haiyang -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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