[CentOS-devel] No Storage SIG Meeting 6-March-2015 15:30 UTC (Moving it to next week)

Sat Apr 18 09:39:06 UTC 2015
Bart Van Assche <bart.vanassche at sandisk.com>

On 03/11/15 18:01, Justin Clift wrote:
> On 10 Mar 2015, at 11:09, Bart Van Assche <bart.vanassche at sandisk.com> wrote:
>> Hello,
>> Sorry but I will not be able to attend this meeting because at that time I will be on a plane. But I have been thinking further about how to provide SCST RPMs for CentOS. How about using the approach documented on http://wiki.centos.org/HowTos/BuildingKernelModules (weak updates) and taking the risk that the IB drivers may break if an update introduces an RDMA ABI change ?
> The "take a risk X might break" bit doesn't really sound suitable
> for the CentOS audience.
> That being said... how often does the RDMA ABI change?  If it's
> once every X years, then it might be live-able (with sufficient
> catches/warning so users aren't affected).

(back from traveling - sorry for the delay in replying)

Hello Justin,

So far I have only seen the RDMA ABI change between RHEL releases (e.g. 
from 7.0 to 7.1) but not yet due to a kernel update. Which of course is 
no guarantee that a change of the RDMA API will never happen in the 
future between kernel releases ...