Re: FAILED: patch "[PATCH] mm/thp: fix deferred split unqueue naming and locking" failed to apply to 6.6-stable tree

[Greg KH <gregkh@linuxfoundation.org>]

On Wed, Nov 13, 2024 at 12:59:53AM -0800, Hugh Dickins wrote:
> On Mon, 11 Nov 2024, gregkh@linuxfoundation.org wrote:
> > 
> > The patch below does not apply to the 6.6-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@vger.kernel.org>.
> > 
> > To reproduce the conflict and resubmit, you may use the following commands:
> > 
> > git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y
> > git checkout FETCH_HEAD
> > git cherry-pick -x f8f931bba0f92052cf842b7e30917b1afcc77d5a
> > # <resolve conflicts, build, test, etc.>
> > git commit -s
> > git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2024111106-employer-bulgur-4f6d@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^..
> 
> Thanks for trying this: as expected, the v6.11 port was easy,
> but earlier releases not.
> 
> I've probably spent more effort on this v6.6 version than it deserves,
> and folks may not even like the result: though I am fairly satisfied
> with it by now, and testing has shown no problems.
> 
> If I do go on to do v6.1 and earlier (not immediately), I won't approach
> them in this way, but just do minimal patches to fix mem_cgroup_move_charge
> and mem_cgroup_swapout (mem_cgroup_migrate was safe until v6.7).
> 
> There's a tarball attached, containing the series of six backports needed
> (three clean, three differing slightly from the originals).  But let me
> put inline below a squash of those six, so it's easier for all on Cc to
> see what it amounts to without extracting the tarball.  Based on v6.6.60,
> no conflict with v6.6.61-rc1

Thanks for this!  I accidentally commited this one "big patch" to the
queue, but then realized the tarball was what I wanted, so went back and
applied from there directly.  Sorry for any confusing emails sent out
about that.

greg k-h