Re: [PATCH 2/2] arm64: dts: juno: Enable more SMMUs

From: Naresh Kamboju <naresh.kamboju@linaro.org>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: Robin Murphy <robin.murphy@arm.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
	Liviu Dudau <Liviu.Dudau@arm.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	linux-stable <stable@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Sasha Levin <sashal@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	lkft-triage@lists.linaro.org,
	Linux Kernel Functional Testing <lkft@linaro.org>,
	Anders Roxell <anders.roxell@linaro.org>,
	Mark Brown <broonie@kernel.org>
Subject: Re: [PATCH 2/2] arm64: dts: juno: Enable more SMMUs
Date: Mon, 14 Feb 2022 20:41:51 +0530	[thread overview]
Message-ID: <CA+G9fYsUX2vHjNwZ7u=JtACEyfe9SkSHtYnwJXJ1JytF9+pSAQ@mail.gmail.com> (raw)
In-Reply-To: <20220214141303.3lmnassl4qibsp3y@bogus>

On Mon, 14 Feb 2022 at 19:43, Sudeep Holla <sudeep.holla@arm.com> wrote:
>
> On Mon, Feb 14, 2022 at 07:36:00PM +0530, Naresh Kamboju wrote:
> > Hi Robin,
> >
> > Since we did not get a reply on this email thread.
> > and those intermittent failures are causing a lot of noise in reports summary.
> > We will wait one more week and stop running 64k page size testing on
> > Juno-r2 devices.
> >
> > > > > diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > index 8e7a66943b01..d3148730e951 100644
> > > > > --- a/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > @@ -545,8 +545,7 @@ pcie_ctlr: pcie@40000000 {
> > > > >                           <0x02000000 0x00 0x50000000 0x00 0x50000000 0x0 0x08000000>,
> > > > >                           <0x42000000 0x40 0x00000000 0x40 0x00000000 0x1 0x00000000>;
> > > > >                  /* Standard AXI Translation entries as programmed by EDK2 */
> > > > > -               dma-ranges = <0x02000000 0x0 0x2c1c0000 0x0 0x2c1c0000 0x0 0x00040000>,
> > > > > -                            <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>,
> > > > > +               dma-ranges = <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>,
> > > > >                               <0x43000000 0x8 0x00000000 0x8 0x00000000 0x2 0x00000000>;
> > > > >                  #interrupt-cells = <1>;
> > > > >                  interrupt-map-mask = <0 0 0 7>;
> > > > >
> >
> > Reference email thread,
> > https://lore.kernel.org/stable/0a1d437d-9ea0-de83-3c19-e07f560ad37c@arm.com/
> >
>
> I was about to tag the fix for this and was just reading this thread. I will
> send the pull request soon. Sorry for the delay, it is in next for some time
> now. Are you seeing the issue even in linux-next ?

Due to load balance / test queue maintenance on Juno-r2 devices,
We have stopped running 64k page testing on mainline and next instead
running on stable-rc builds.

Allow me a day to test Linux next 64k page size build testing on
Juno-r2 and get back to you.

- Naresh