kexec reboot broken with ioatdma?

Simon Horman horms at
Sat Dec 19 02:34:06 EST 2009

On Fri, Dec 18, 2009 at 02:20:02PM -0800, Roland Dreier wrote:
>  > Subject: ioat2,3: put channel hardware in known state at init
>  > 
>  > Put the ioat2 and ioat3 state machines in the halted state with all
>  > errors cleared.
> Yes, with this applied I was able to kexec reboot from a kernel with
> ioatdma loaded and have ioatdma work in the new kernel.  So:
> Tested-by: Roland Dreier <rolandd at>

This seems fine to me from a kexec point of view

Acked-by: Simon Horman <horms at>

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