Re: [PATCH] Prevent netpoll hanging when link is down

["David S. Miller" <davem@xxxxxxxxxxxxx>]

On Thu, 7 Oct 2004 22:44:22 +0200
Colin Leroy <colin@xxxxxxxxxx> wrote:

> On 07 Oct 2004 at 11h10, David S. Miller wrote:
> 
> Hi again, 
> 
> > So, netpoll needs to have the NETIF_F_LLTX stuff added to it.
> 
> This patch should do that. It works OK for me, but I'd like it checked
> before sent upstream...
> 
> However, it doesn't fix the hang. it looks like this hang is really
> coming from sungem.

Is it hanging inside of the ->hard_start_xmit() call or somewhere
else?  Do you have a way to determine this without adding printk()'s
and thus causing recursion as you mentioned earlier? :-)