[PATCH 10/17] cxlflash: Fence EEH during probe

Andrew Donnellan andrew.donnellan at au1.ibm.com
Thu Apr 13 16:27:35 AEST 2017


On 13/04/17 05:14, Uma Krishnan wrote:
> From: "Matthew R. Ochs" <mrochs at linux.vnet.ibm.com>
>
> An EEH during probe can lead to a crash as the recovery thread races
> with the probe thread. To avoid this issue, introduce new states to
> fence out EEH recovery until probe has completed. Also ensure the reset
> wait queue is flushed during device removal to avoid orphaned threads.
>
> Signed-off-by: Matthew R. Ochs <mrochs at linux.vnet.ibm.com>
> Signed-off-by: Uma Krishnan <ukrishn at linux.vnet.ibm.com>

The use of the term "fence" in the commit message might be a bit 
confusing given how the term is already used in the context of EEH :)


Andrew

-- 
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan at au1.ibm.com  IBM Australia Limited



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