[ipxe-devel] Regression on MCP77 for commit 947976da0

Robin Smidsrød robin at smidsrod.no
Mon Oct 29 09:45:28 UTC 2012

On 28.10.2012 22:34, Robin Smidsrød wrote:
> A recent commit introduced a regression on my MCP77-based LoM
> (10de:0760). I did a git bisect and the commit below was identified as
> the bad guy. The interesting part is that both my virtualbox and my
> tg3-based laptop had no problems with this commit. I'm using ipxe.pxe
> (i.e. native drivers) via chainloading.
> 947976da0caa929434775d978f2dcc7c9aee69f9 is the first bad commit
> commit 947976da0caa929434775d978f2dcc7c9aee69f9
> Author: Michael Brown <mcb30 at ipxe.org>
> Date:   Wed Oct 24 13:26:51 2012 -0700
>   [netdevice] Do not force a poll on net_tx()

Increasing TX_RING_SIZE from 16 to 32 in forcedeth.h, as suggested by
Michael on IRC solved the problem. Any reason why this "fix" can't be
put into mainline?

-- Robin

More information about the ipxe-devel mailing list