[PATCH v3 21/27] powerpc/powernv/pmem: Add an IOCTL to request controller health & perf data

Alastair D'Silva alastair at au1.ibm.com
Mon Mar 2 16:40:53 AEDT 2020


On Fri, 2020-02-28 at 17:12 +1100, Andrew Donnellan wrote:
> On 21/2/20 2:27 pm, Alastair D'Silva wrote:
> > From: Alastair D'Silva <alastair at d-silva.org>
> > 
> > When health & performance data is requested from the controller,
> > it responds with an error log containing the requested information.
> > 
> > This patch allows the request to me issued via an IOCTL.
> 
> A better explanation would be good - this IOCTL triggers a request
> to 
> the controller to collect controller health/perf data, and the 
> controller will later respond with an error log that can be picked
> up 
> via the error log IOCTL that you've defined earlier.
> 
> 

Ok

-- 
Alastair D'Silva
Open Source Developer
Linux Technology Centre, IBM Australia
mob: 0423 762 819



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