[syslinux] [PATCH][GIT-PULL] lwIP undiif: Fixes for VMware platforms and general fixes

H. Peter Anvin hpa at zytor.com
Fri Oct 21 15:17:12 PDT 2011

On 10/20/2011 06:11 PM, Eric W. Biederman wrote:
> tcpip_input always calls ethernet_input if you are an ethernet device.
> So the only practical difference is bounding through an extra thread.
> Maybe there is a good reason for bouncing through an extra thread.
> I seem to have vague memories about it just being plain less efficient
> and killing through put.
> I did not use tcpip_input deliberately.  At the very least because it
> was an apparent unnecessary complication.

... except not doing that violates the locking constraints of the code.


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