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From:   Rob Herring <robh+dt@kernel.org>
Date:   Tue, 12 Feb 2019 16:12:24 -0600
Message-ID: <CAL_JsqK-cC6oVZ9MkP+ExOGjCRhA0XxGSgqGKL3W9bFF3rKAgA@mail.gmail.com>
Subject: Re: [RESEND PATCH v2] of: fix kmemleak crash caused by imbalance in
 early memory reservation
To:     Stephen Rothwell <sfr@canb.auug.org.au>
Cc:     Marc Gonzalez <marc.w.gonzalez@free.fr>,
        Frank Rowand <frowand.list@gmail.com>,
        Mike Rapoport <rppt@linux.ibm.com>,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Prateek Patel <prpatel@nvidia.com>,
        DT <devicetree@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        stable <stable@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>
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On Tue, Feb 12, 2019 at 3:50 PM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Hi all,
>
> On Tue, 12 Feb 2019 10:03:09 -0600 Rob Herring <robh+dt@kernel.org> wrote:
> >
> > On Mon, Feb 11, 2019 at 10:47 AM Marc Gonzalez <marc.w.gonzalez@free.fr> wrote:
> > >
> > > On 04/02/2019 15:37, Marc Gonzalez wrote:
> > >
> > > > Cc: stable@vger.kernel.org # 3.15+
> > > > Fixes: 3f0c820664483 ("drivers: of: add initialization code for dynamic reserved memory")
> > > > Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
> > > > Acked-by: Prateek Patel <prpatel@nvidia.com>
> > > > Tested-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
> > > > Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> > > > ---
> > > > Resend with DT CCed to reach robh's patch queue
> > > > I added CC: stable, Fixes, and Prateek's ack
> > > > Trim recipients list to minimize inconvenience
> > >
> > > I'm confused over commit 3532b3b554a216f30edb841d29eef48521bdc592 in linux-next
> > > "memblock: drop __memblock_alloc_base()"
> > >
> > > It's definitely going to conflict with the proposed patch
> > > over drivers/of/of_reserved_mem.c
> > >
> > > Rob, what's the next step then?
> >
> > Rebase it on top of what's in linux-next and apply it to the tree
> > which has the above dependency. I'm guessing that is Andrew Morton's
> > tree.
>
> Yeah, that is in Andrew's "post linux-next" patch series, so if you
> rebase it on top of linux-next and then send it to Andrew with some
> explanation.
>
> ...
>
> Actually, if it is intended for the stable trees, then presumably it is
> intended to go to Linus for the current release?  In which case, the
> patch in Andrew's tree will have to be changed to cope after your patch
> appears in Linus' tree (and therefore, linux-next).

At this point in the cycle, I wasn't planning to send this for 5.0.
It's not fixing something introduced in 5.0 and it is a debug feature.

Rob