> -----Original Message----- > From: David Miller [mailto:[email protected]] > Sent: Tuesday, November 3, 2015 1:20 PM > To: Haiyang Zhang <[email protected]> > Cc: [email protected]; KY Srinivasan <[email protected]>; > [email protected]; [email protected] > Subject: Re: [PATCH net-next] net: increase LL_MAX_HEADER if HYPERV_NET > is enabled > > From: Haiyang Zhang <[email protected]> > 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 [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
