On Mon, 7 Jul 2014 08:33:29 -0500, John McKown wrote:
>
>I guess that would be possible. One "problem" is that the DEB does not
>have one entry per data set. It has one entry per extent per data set.
>It does not have any indication in the DEB entry relating back to a
>specific DSN. Just to an extent on a single DASD volume. (which is why
>we can have problems when another job extends a DSN while we are
>running. We don't know about the new extent.)
> 
As I'd envision it, the DEB entry needn't relate back to a specific
DSN; merely such an entry need only be extended by one bit to
indicate whether that DSN is APF authorized.

I'd envision no needed change in JSCBAPF.

(Hmm... what's in the DEB entry for a PDSE?  Simply knowing the
map of extents may be of little help for the resolution that POINT
must perform.)

-- gil

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