ACK/Cmnt: [SRU][N:raspi][PATCH] UBUNTU: [Config] raspi: Set DEBUG_INFO_BTF=y

[Kevin Becker]

On Thu, Jul 25, 2024 at 7:08 AM Juerg Haefliger
<juerg.haefliger at canonical.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/2065829
>
> The raspi kernel doesn't have BTF enabled which means advanced BPF
> features can't be used. With Pi 4 and 5, more and more users want to
> use those, so let's enable BTF. I.e., remove the raspi overrides and
> use the master kernel's config options.
>
> The resulting uncompressed kernel image is ~4MB bigger and the
> available memory shrinks by ~9MB which should be OK for Pi 4 and 5.
>
> Signed-off-by: Juerg Haefliger <juerg.haefliger at canonical.com>
> ---
>  debian.raspi/config/annotations | 4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/debian.raspi/config/annotations b/debian.raspi/config/annotations
> index 55b53cd3dd9c..f69c52956c3e 100644
> --- a/debian.raspi/config/annotations
> +++ b/debian.raspi/config/annotations
> @@ -169,7 +169,6 @@ CONFIG_CRYPTO_SHA512_ARM64_CE                   policy<{'arm64': 'm'}> note<'Not
>  CONFIG_CRYPTO_XTS                               policy<{'arm64': 'm'}> note<'Not essential on Pi (different from master)'>
>  CONFIG_CXL_BUS                                  policy<{'arm64': 'n'}> note<'Not desired on Pi (different from master)'>
>  CONFIG_DAX                                      policy<{'arm64': 'm'}> note<'Not essential on Pi (different from master)'>
> -CONFIG_DEBUG_INFO_BTF                           policy<{'arm64': 'n'}> note<'Not desired on Pi (different from master)'>
>  CONFIG_DEBUG_MEMORY_INIT                        policy<{'arm64': 'y'}> note<'Required for Pi (different from master)'>
>  CONFIG_DEVFREQ_GOV_PASSIVE                      policy<{'arm64': 'm'}> note<'Not essential on Pi (different from master)'>
>  CONFIG_DEVFREQ_GOV_PERFORMANCE                  policy<{'arm64': 'm'}> note<'Not essential on Pi (different from master)'>
> @@ -1506,7 +1505,6 @@ CONFIG_DA_MON_EVENTS_ID                         policy<{'arm64': '-'}>
>  CONFIG_DE2104X                                  policy<{'arm64': '-'}>
>  CONFIG_DE2104X_DSL                              policy<{'arm64': '-'}>
>  CONFIG_DEBUG_EFI                                policy<{'arm64': '-'}>
> -CONFIG_DEBUG_INFO_BTF_MODULES                   policy<{'arm64': '-'}>
>  CONFIG_DEBUG_KERNEL_DC                          policy<{'arm64': '-'}>
>  CONFIG_DEFXX                                    policy<{'arm64': '-'}>
>  CONFIG_DEVFREQ_EVENT_ROCKCHIP_DFI               policy<{'arm64': '-'}>
> @@ -2207,7 +2205,6 @@ CONFIG_MMC_SDHI_SYS_DMAC                        policy<{'arm64': '-'}>
>  CONFIG_MMC_SH_MMCIF                             policy<{'arm64': '-'}>
>  CONFIG_MMC_SUNXI                                policy<{'arm64': '-'}>
>  CONFIG_MMC_TMIO_CORE                            policy<{'arm64': '-'}>
> -CONFIG_MODULE_ALLOW_BTF_MISMATCH                policy<{'arm64': '-'}>
>  CONFIG_MSM_GCC_8916                             policy<{'arm64': '-'}>
>  CONFIG_MSM_GCC_8917                             policy<{'arm64': '-'}>
>  CONFIG_MSM_GCC_8939                             policy<{'arm64': '-'}>
> @@ -2723,7 +2720,6 @@ CONFIG_POWER_RESET_QCOM_PON                     policy<{'arm64': '-'}>
>  CONFIG_POWER_RESET_SC27XX                       policy<{'arm64': '-'}>
>  CONFIG_POWER_RESET_VEXPRESS                     policy<{'arm64': '-'}>
>  CONFIG_PREEMPTIRQ_TRACEPOINTS                   policy<{'arm64': 'y'}>
> -CONFIG_PROBE_EVENTS_BTF_ARGS                    policy<{'arm64': '-'}>
>  CONFIG_PROC_EVENTS                              policy<{'arm64': '-'}>
>  CONFIG_PRU_REMOTEPROC                           policy<{'arm64': '-'}>
>  CONFIG_PTP_1588_CLOCK_QORIQ                     policy<{'arm64': '-'}>
> --
> 2.43.0
>
>
> --
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

I think this patch should have had a cover letter, but the patch
itself looks ok.

Acked-by: Kevin Becker <kevin.becker at canonical.com>