Re: [PATCH 4.14 064/109] dmaengine: bcm2835-dma: Use vchan_terminate_vdesc() instead of desc_free

From: Vinod Koul
Date: Sun Mar 18 2018 - 23:04:46 EST


On Sun, Mar 18, 2018 at 11:44:51AM +0100, Greg Kroah-Hartman wrote:
> On Sun, Mar 18, 2018 at 11:24:17AM +0100, Greg Kroah-Hartman wrote:
> > > > This patch is causing a build error on arm and arm64 per i.e.
> > > > https://kernelci.org/build/id/5aac017e59b5141cb1b3a4d5/
> > > >
> > > > Builds are also failing for arm/arm64 on 4.15 and this patch seems to be a
> > > > problem there as well, but I have not verified it yet.
> > >
> > > I think we are missing commit 1c7f072d94e8. Pls cherrypick that as well
> > >
> > > commit 1c7f072d94e8b697fd9b70cdb268622a18faf522
> > > Author: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
> > > Date: Tue Nov 14 16:32:04 2017 +0200
> > >
> > > dmaengine: virt-dma: Support for race free transfer termination
> > >
> > > This adds vchan_terminate_vdesc API..
> >
> > Thanks, that helped. I've now added this and send out a -rc2 for this
> > kernel.
>
> Oops, no, that broke the build for all arches :(
>
> Let me just go drop this patch, and the two dmaengine patches that
> relied on this one. If you think these should be applied to the stable
> trees, can you send me a series of working patches?

Okay let me grab your tree and cherry-pick all that is required and send
you. Stay tuned...

Thanks
--
~Vinod