Thread (90 messages) 90 messages, 8 authors, 2024-03-14

Re: [PATCH v8 33/38] kselftest/arm64: Add a GCS test program built with the system libc

From: Thiago Jung Bauermann <hidden>
Date: 2024-02-29 22:13:58
Also in: kvmarm, linux-arch, linux-arm-kernel, linux-fsdevel, linux-kselftest, linux-mm, linux-riscv, lkml

Mark Brown [off-list ref] writes:
[[PGP Signed Part:Undecided]]
On Thu, Feb 22, 2024 at 11:24:59PM -0300, Thiago Jung Bauermann wrote:
quoted
Mark Brown [off-list ref] writes:
quoted
quoted
I believe based on prior discussions that you're running this using
shrinkwrap - can you confirm exactly how please, including things like
which firmware configuration you're using?  I'm using current git with

  shrinkwrap run \
        --rtvar KERNEL=arch/arm64/boot/Image \
        --rtvar ROOTFS=${ROOTFS} \
        --rtvar CMDLINE="${CMDLINE}" \
        --overlay=arch/v9.4.yaml ns-edk2.yaml

and a locally built yocto and everything seems perfectly happy.
Yes, this is how I'm running it:

  CMDLINE="Image dtb=fdt.dtb console=ttyAMA0 earlycon=pl011,0x1c090000 root=/dev/vda2 ip=dhcp maxcpus=1"

  shrinkwrap run \
      --rtvar=KERNEL=Image-gcs-v8-v6.7-rc4-14743-ga551a7d7af93 \
I guess that's bitrotted?
Ah, sorry. When I renamed the Image I messed up the kernel version in the
filename, but I did confirm via "uname -r" that I was running the
correct version: 6.8.0-rc2-ga551a7d7af93.
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My rootfs is Ubuntu 22.04.3. In case it's useful, my kernel config is
here:
...
quoted
https://people.linaro.org/~thiago.bauermann/gcs/config-v6.8.0-rc2
Thanks, it seems to be something in your config that's making a
difference - I can see issues with that.  Hopefully that'll help me get
to the bottom of this quickly.  I spent a bunch of time fighting with
Ubuntu images to get them running but once I did they didn't seem to
make much difference.
In that case, it's interesting that I still run into the problem with
the defconfig. One thing I failed to mention and perhaps is relevant
considering your result, is that I didn't copy the modules into the disk
image, so the FVP was running just with was built into the kernel.

That was actually the main reason for me to use a custom config:
I didn't want to have to deal with kernel modules, so I created a config
that didn't have any.

-- 
Thiago
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