Messages in this thread | | | Subject | Re: Stalls on sync PPP transmission (new card) | Date | Sat, 9 Oct 1999 11:07:40 +0100 (BST) | From | Alan Cox <> |
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> Furthermore, I noticed that the first thing that is called after a "hang" > is cpc_queue_xmit (i.e., the TX function to which the hard_start_xmit > pointer in the device structure points to). My question is: what could > cause this function not to be called immediately by the network subsystem > as soon as TX data is available from the application? Since I could see
If the driver previously did a dev->tbusy = 0 without a mark_bh(NET_BH) it may not wake the networking bh to feed data out. If the delays are precisely one second see if they occur in 2.2.13pre14/5 as Alexey fixed a traffic scheduling bug
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