svn commit: r209068 - head/sys/dev/e1000

[John Baldwin]

On Friday 11 June 2010 4:54:27 pm Jack F Vogel wrote:
> Author: jfv
> Date: Fri Jun 11 20:54:27 2010
> New Revision: 209068
> URL: http://svn.freebsd.org/changeset/base/209068
> 
> Log:
>   Add a couple fixes from Michael Tuexen.
>   Remove unneeded rxtx handler, make que handler generic.
>   Do not allocate header mbufs in rx ring if not doing hdr split.
>   Release the lock in rxeof call to stack.
>   
>   MFC for 8.1 asap

This causes a panic with MSIX is disabled (boot with hw.pci.msix_enabled=0).  
The reason is that in the !MSIX case, the rxtx_task is queued to the
adapter->tq queue, but in the MSIX case the task is queued to the per-queue
que->tq queue.  igb_handle_que() assumes the MSIX case, it is not generic.

-- 
John Baldwin