Re: [PATCH 2/5] node_device: detect CSS devices
On Wed, 9 Sep 2020 14:46:00 +0200
Erik Skultety <eskultet(a)redhat.com> wrote:
> > > Are ^these attributes documented a little more
somewhere? I didn't find those
> > > in [1]. I suppose it is available in the z/Architecture: Principles of
>
> [BTW: what are [1] and [2] referring to?]
Urgh...not again...
[1]
https://www.ibm.com/support/knowledgecenter/zosbasics/com.ibm.zos.znetwor...
[2] https://www.kernel.org/doc/html/latest/driver-api/s390-drivers.html
TBH, I'm not sure how useful [2] is; it's mostly a vehicle for pulling
in kerneldoc documentation of structs and functions. There's also
https://www.kernel.org/doc/html/latest/s390/driver-model.html, not sure
if that is helpful.
Sorry...
>
> > > Operation publication for which I'd have to get an IBM account.
> > >
> >
> > Here's a freely available version of the PoP:
> >
> >
https://www.ibm.com/support/pages/sites/default/files/inline-files/690450...
> >
> > I/O is described in chapter 13.
>
> Let me also point to a series of articles I did on my blog:
> https://virtualpenguins.blogspot.com/2017/02/channel-io-demystified.html
Thanks, I've looked at both, it's still fairly cloudy though.
Let me know if I can do anything to make it clearer. This channel I/O
stuff probably can be a bit daunting...