ACK/Cmnt: [jammy xilinx-zynqmp 0/2] Turn off non-zynqmp arch support

Manuel Diewald manuel.diewald at canonical.com
Fri Jan 5 10:18:52 UTC 2024


On Wed, Dec 13, 2023 at 03:24:50PM +1000, Portia Stephens wrote:
> [ Impact ]
> 
> * This is an optimized kernel for zynqmp range of devices.
> * Currently about 14% of kernel build is targeting non-zynqmp devices, which
> is dead code unused in production
> * This reduces kernel build time, kernel image & modules size, amount of
> required firmware, and makes initrd smaller.
> * This reduces peak memory usage on boot as well
> * This will loose ability to execute this exact same kernel build on non-zynqmp
> device, for benchmarking purposes generic kernel should be used instead.
> 
> [ Test Plan ]
> 
> * Ensure newly produced kernel installs and boots on Ubuntu Server and Ubuntu
> Core target devices without any loss of peripherals and stock devices.
> 
> [ Where problems could occur ]
> 
> * This changes may limit ability to smoke-test this kernel on non-zynqmp
> devices, if needed support for individual CPUs can be turned back on. Or
> ideally any such testing should move to zynqmp devices.
> (examples of potentially interesting things to turn back on upon request
> are QCOM APPLE suppport for running this kernel on Arm Laptops for developer
> convenience)
> * It is expected for KVM and QEMU to continue to work as both host and guest
> 
> Dimitri John Ledkov (2):
>   UBUNTU: [Config] Turn off non-zynqmp arch support
>   UBUNTU: [Packaging] Update new baseline abi checks
> 
>  debian.zynqmp/abi/arm64/xilinx-zynqmp         | 39937 ++++++++--------
>  debian.zynqmp/abi/arm64/xilinx-zynqmp.modules |   921 +-
>  .../abi/arm64/xilinx-zynqmp.modules.builtin   |   152 -
>  debian.zynqmp/abi/fwinfo                      |    68 +-
>  debian.zynqmp/abi/fwinfo.builtin              |     3 -
>  debian.zynqmp/config/annotations              |  1623 +-
>  6 files changed, 20917 insertions(+), 21787 deletions(-)
> 
> -- 
> 2.34.1
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

I would include the BugLink also in the cover letter for completeness.
The [ Other Info ] section in the LP bug could be removed.

Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel



More information about the kernel-team mailing list