Re: [PATCH v7 00/12] Enabling DCD emulation support in Qemu

[Jonathan Cameron]

On Mon, 22 Apr 2024 15:23:16 +0100
Jonathan Cameron <Jonathan.Cameron@Huawei.com> wrote:

> On Mon, 22 Apr 2024 13:04:48 +0100
> Jonathan Cameron <Jonathan.Cameron@huawei.com> wrote:
> 
> > On Sat, 20 Apr 2024 16:35:46 -0400
> > Gregory Price <gregory.price@memverge.com> wrote:
> >   
> > > On Fri, Apr 19, 2024 at 11:43:14AM -0700, fan wrote:    
> > > > On Fri, Apr 19, 2024 at 02:24:36PM -0400, Gregory Price wrote:      
> > > > > 
> > > > > added review to all patches, will hopefully be able to add a Tested-by
> > > > > tag early next week, along with a v1 RFC for MHD bit-tracking.
> > > > > 
> > > > > We've been testing v5/v6 for a bit, so I expect as soon as we get the
> > > > > MHD code ported over to v7 i'll ship a tested-by tag pretty quick.
> > > > > 
> > > > > The super-set release will complicate a few things but this doesn't
> > > > > look like a blocker on our end, just a change to how we track bits in 
> > > > > a
> > > > > shared bit/bytemap.
> > > > >       
> > > > 
> > > > Hi Gregory,
> > > > Thanks for reviewing the patches so quickly. 
> > > > 
> > > > No pressure, but look forward to your MHD work. :)
> > > > 
> > > > Fan      
> > > 
> > > Starting to get into versioniong hell a bit, since the Niagara work was
> > > based off of jonathan's branch and the mhd-dcd work needs some of the
> > > extentions from that branch - while this branch is based on master.
> > > 
> > > Probably we'll need to wait for a new cxl dated branch to try and sus
> > > out the pain points before we push an RFC.  I would not want to have
> > > conflicting commits for something like this for example:
> > > 
> > > https://lore.kernel.org/qemu-devel/20230901012914.226527-2-gregory.price@memverge.com/
> > > 
> > > We get merge conflicts here because this is behind that patch. So
> > > pushing up an RFC in this state would be mostly useless to everyone    
> > 
> > Subtle hint noted ;) 
> > 
> > I'll build a fresh tree - any remaining rebases until QEMU 9.0 should be
> > straight forward anyway.   My ideal is that the NUMA GP series lands early
> > in 9.1 cycle and this can go in parallel.  I'd really like to
> > get this in early if possible so we can start clearing some of the other
> > stuff that ended up built on top of it!  
> 
> I've pushed to gitlab.com/jic23/qemu cxl-2024-04-22-draft
> Its extremely lightly tested so far.
> 
> To save time, I've temporarily dropped the fm-api DCD initiate
> dynamic capacity add patch as that needs non trivial updates.
> 
> I've not yet caught up with some other outstanding series, but
> I will almost certainly put them on top of DCD.

If anyone pulled in meantime... I failed to push down a fix from
my working tree on top of this.
Goes to show I shouldn't ignore patches simply named "Push down" :(

Updated on same branch.

Jonathan
> 
> Jonathan
> 
> > 
> > Jonathan
> >   
> > > 
> > > ~Gregory    
> > 
> >   
> 
>