Driver patch to look at...

John Baldwin jhb at freebsd.org
Tue Feb 5 18:49:40 UTC 2013


On Tuesday, February 05, 2013 12:44:01 pm Randall Stewart wrote:
> Actually, no it is used.
> 
> If you look in if_var.h int he drbr_putback() function, it does
> a buf_ring_swap when the old mbuf pointer does not equal the
> new mbuf pointer. This *does* happen, I crashed at least once
> yesterday when the igb driver did something to free the original
> mbuf and return a new mbuf with the data (prepend or some such).
> 
> I also have found several issues that I have fixed this morning.. its been
> crash city on my test beds..
> 
> Here is the latest patch with all fixes and suggested changes from emaste 
(thanks Ed)

Oh, I see now why that is needed.

-- 
John Baldwin


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