On 05/12/2016 01:27 PM, Dennis Dalessandro wrote: > Based on feedback we have received during review of recent hfi1 driver patches > [1] we have decided to go ahead and remove the driver specific character devices > for the UI and snoop/diag. Furthermore we remove the EPROM specific code since > we have discovered a way to do this sort of stuff from user space. > > This series also removes the multi-purpose hfi1 cdev. We still maintain a per > hfi cdev (/dev/hfi1_x) but the /dev/hfi1 cdev has been removed. > > The write()/writev() problem [2] has been addressed in a patch series previously > posted and resubmitted just prior to this. > > Since the hfi1 TODO file is complete and we have removed the parts of the code > which have drawn the most ire from the community list we believe it is now fair > to let the driver move out of staging and into the mainline. We will work with > the community to get back the features that have been removed as separate > patches that can be more easily reviewed and commented on. > > We realize there is still an on-going effort to redo the verbs uAPI and > understand that may have an impact on our use of the /dev/hfi1_x cdevs and are > looking forward to working with the community on that front. However we do not > believe that alone should hold the hfi1 driver in staging. > > There is one other aspect that has been called out, which is the > driver's use of twsi code. We are currently working on a patch set to address > that which will hopefully be out soon, but want to get this on the mailing list > for comments rather than wait. > > [1] https://www.spinics.net/lists/linux-rdma/msg35319.html > [2] https://www.spinics.net/lists/linux-rdma/msg34451.html > > This patch series applies on Doug's k.o/for-4.7 branch. > > Patches can also be viewed in my repo at: > https://github.com/ddalessa/kernel/tree/for-4.7 > > --- > > Dennis Dalessandro (6): > IB/hfi1: Remove multiple device cdev > IB/hfi1: Remove UI char device > IB/hfi1: Remove EPROM functionality from data device > IB/hfi1: Remove snoop/diag interface > IB/hfi1: Remove anti-pattern in cdev init > IB/hfi1: Move driver out of staging I've delayed this until after the respin of this and the ioctl switch series. -- Doug Ledford <dledford@xxxxxxxxxx> GPG KeyID: 0E572FDD
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