Announce: rmk's nightly builder gets ARM64 support

[Rob Herring]

On Fri, Feb 20, 2015 at 11:59 AM, Russell King - ARM Linux
<linux at arm.linux.org.uk> wrote:
> On Fri, Feb 20, 2015 at 02:04:40PM +0000, Will Deacon wrote:
>> On Fri, Feb 20, 2015 at 01:49:22PM +0000, Fabio Estevam wrote:
>> > On Fri, Feb 20, 2015 at 11:38 AM, Russell King - ARM Linux
>> > <linux at arm.linux.org.uk> wrote:
>> >
>> > > From what I can see, this doesn't _build_ a compiler.  It grabs
>> > > gcc-linaro-aarch64-linux-gnu-4.9-2014.08_linux.tar.xz from
>> > > http://releases.linaro.org/14.08/components/toolchain/binaries
>> > > and installs that - which contains a load of binaries.
>> >
>> > That's correct. It uses the pre-built binaries from Linaro.
>>
>> For sources, you can usually just pick up the latest GCC release. For
>> example, 4.9.2 worked for me:
>>
>>   ftp://ftp.mirrorservice.org/sites/sourceware.org/pub/gcc/releases/gcc-4.9.2/gcc-4.9.2.tar.bz2
>>
>> I can't recommend using trunk at the moment (i.e. GCC 5), as we hit some
>> issues with the PSCI calling code that I plan to post fixes for at -rc1.
>
> Thanks, that version of gcc appears to work correctly with the kernel.
> I've updated the builder with that.
>
> There's a number of worrying warnings for ldp/stp instructions though.
> Is that a binutils issue, or a KVM issue?
>
> I've sent Greg a fix for the drivers/base/component.c warning.
>
> There's a number of warnings in drivers/pci/host/pci-xgene.c which
> look like they need resolving - returning NULL from a function which
> returns an 'int' has never been valid - has this commit (which seems
> to have introduced the problem) actually been tested?
>
> Maybe xgene_pcie_map_bus() is supposed to return a void * ?

There's a fix for this which has not yet landed[1].

Rob

[1] https://patchwork.ozlabs.org/patch/440759/

>
> commit 350f8be5bb402a1d6804adeba0031926ad246bf1
> Author: Rob Herring <robh at kernel.org>
> Date:   Fri Jan 9 20:34:49 2015 -0600
>
>     PCI: xgene: Convert to use generic config accessors
>
>     Convert the xgene host PCI driver to use the generic config access
>     functions.
>
>     Signed-off-by: Rob Herring <robh at kernel.org>
>     Signed-off-by: Bjorn Helgaas <bhelgaas at google.com>
>     CC: Tanmay Inamdar <tinamdar at apm.com>
>     CC: linux-arm-kernel at lists.infradead.org
>
>
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