Re: [PATCH 10/10] IB/ehca: Support large page MRs

 > > Why the module parameter?  Is there any reason a user would want to
 > > turn this off?  Or conversely, why is it off by default?
 > 
 > We're pretty confident this new feature works, but as with all new and 
 > possibly experimental features, there are chances it might explode your 
 > machine when activated. So, like with the scaling code, we want the user 
 > to make the conscious decision of using this code instead of activating it 
 > by default.

OK, I guess.  So can we expect to, say, change the default to turning
it on for 2.6.24 and remove the option entirely (so it's always on) in
2.6.25?

 - R.

Roland Dreier [off-list ref] wrote on 17.07.2007 05:50:13:

 > > Why the module parameter?  Is there any reason a user would want to
 > > turn this off?  Or conversely, why is it off by default?
 > 
 > We're pretty confident this new feature works, but as with all new 

and 

 > possibly experimental features, there are chances it might explode 

your 

 > machine when activated. So, like with the scaling code, we want the 

user 

 > to make the conscious decision of using this code instead of 

activating it 

 > by default.

OK, I guess.  So can we expect to, say, change the default to turning
it on for 2.6.24 and remove the option entirely (so it's always on) in
2.6.25?

Deal.

Joachim