On Thu, 21 Sep 2017 20:08:36 +0200 Halil Pasic <pa...@linux.vnet.ibm.com> wrote:
> Abstract > -------- > > The objective of this series is introducing CCW IDA (indirect data > access) support to our virtual channel subsystem implementation. Briefly > CCW IDA can be thought of as a kind of a scatter gather support for a > single CCW. If certain flags are set, the cda is to be interpreted as an > address to a list which in turn holds further addresses designating the > actual data. Thus the scheme which we are currently using for accessing > CCW payload does not work in general case. Currently there is no > immediate need for proper IDA handling (no use case), but since it IDA is > a non-optional part of the architecture, the only way towards AR > compliance is actually implementing IDA. > > The focus of this patch set is introducing IDA support. There seems to be > a potential for further improvements based on the introduced > infrastructure, but such improvements are intended to be discusses > separately and realized as patches on top of this series. Thanks, applied.
