Re: [PATCH for-next 0/7] FIXME and other fixes

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On Wed, Jan 18, 2023 at 08:04:52AM -0500, Dennis Dalessandro wrote:
> On 1/16/23 2:16 AM, Leon Romanovsky wrote:
> > On Mon, Jan 16, 2023 at 12:36:51AM -0500, Dennis Dalessandro wrote:
> >> On 1/15/23 6:46 AM, Leon Romanovsky wrote:
> >>> On Fri, Jan 13, 2023 at 12:21:50PM -0500, Dennis Dalessandro wrote:
> >>>> On 1/10/23 4:03 PM, Dennis Dalessandro wrote:
> >>>>> On 1/10/23 9:58 AM, Jason Gunthorpe wrote:
> >>>>>> On Mon, Jan 09, 2023 at 02:03:58PM -0500, Dennis Dalessandro wrote:
> >>>>>>> Dean fixes the FIXME that was left by Jason in the code to use the interval
> >>>>>>> notifier.
> >>>>>>
> >>>>>> ? Which patch did that?
> >>>>>
> >>>>> My fault. The last patch in the previous series [1] was meant to go first here.
> >>>>> I got off by 1 when I was splitting the patches out for submit.
> >>>>>
> >>>>> [1]
> >>>>> https://lore.kernel.org/linux-rdma/167328549178.1472310.9867497376936699488.stgit@xxxxxxxxxxxxxxxxxxxxxxxxxxxx/T/#u
> >>>>
> >>>> As a side effect of this, can we pull patch 2/7 from this series into the RC?
> >>>
> >>> No, everything is in for-rc/for-next now.
> >>
> >> Without that patch there will be a regression in 6.2. 
> > 
> > I'm lost here. You are saying above that you wanted patch from -rc to be
> > in -next series. However, you wrote about regression in 6.2, which is -rc.
> 
> Originally I did not mean to send:
> [PATCH for-rc 6/6] IB/hfi1: Remove user expected buffer invalidate race
> for -rc.
> 
> I didn't realize, it has a functional dependency on:
> [PATCH for-next 2/7] IB/hfi1: Assign npages earlier
> 
> Ideally either they both go to -rc or they both go to -next.
> 
> >> Is there a reason it can't merge into -rc?
> > 
> > Here you are asking to bring -next patches to -rc.
> 
> One patch.
> 
> > So please help me, what do you want to do with these branches?
> > 1. -rc
> > 2. -next
> > 
> > Options are:
> > 1. keep as is
> > 2. revert
> 
> Let me do some build testing. If we revert the -rc patch and then reapply to
> -next we may encounter conflicts and/or build issues and just make things worse.
> 
> > 3. anything else?Will get back to you if I come up with something else.
> 
> > What we won't do:
> > 1. backmerge -next to -rc
> 
> So why is this not an option? Well ok so I don't mean we should merge. I guess
> I'm more looking to cherry-pick.

Backmerge will cause to the situation where features are brought to -rc.
The cherry-pick will be:
1. Revert [PATCH for-next 2/7] IB/hfi1: Assign npages earlier] from -next
2. Apply [PATCH for-next 2/7] IB/hfi1: Assign npages earlier] to -rc

Thanks



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