Re: [PATCH] lttng-modules fix for RHEL 9.5 kernels

[Mathieu Desnoyers via lttng-dev <lttng-dev@lists.lttng.org>]

On 2025-01-15 09:23, Martin Hicks via lttng-dev wrote:
> 
> This fixes the asoc_snd_*, kfree_skb and udp related tracepoints for the
> RHEL 9.5 distro kernel.
> 
> In all cases they've updated to the format of newer kernels.

I notice that this patch appears to be based on stable-2.13 rather
than the master branch.

I will apply it to master and forward port it to master, as the
cherry-pick seems trivial, but ideally please submit patches
against the master branch of lttng-modules in the future.

Thanks!

Mathieu

> 
> Signed-off-by: Martin Hicks <martin@sr-research.com>
> ---
>   include/instrumentation/events/asoc.h | 8 ++++++--
>   include/instrumentation/events/skb.h  | 4 +++-
>   include/instrumentation/events/udp.h  | 4 +++-
>   3 files changed, 12 insertions(+), 4 deletions(-)
> 
> diff --git a/include/instrumentation/events/asoc.h b/include/instrumentation/events/asoc.h
> index f6b2c76..31bedfe 100644
> --- a/include/instrumentation/events/asoc.h
> +++ b/include/instrumentation/events/asoc.h
> @@ -120,7 +120,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(asoc_snd_soc_preg, snd_soc_preg_read,
>   )
>   #endif
>   
> -#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,9,0))
> +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,9,0) || \
> +    LTTNG_RHEL_KERNEL_RANGE(5,14,0,503,21,1,  5,15,0,0,0,0))
> +
>   LTTNG_TRACEPOINT_EVENT_CLASS(asoc_snd_soc_dapm_context,
>   
>   	TP_PROTO(struct snd_soc_dapm_context *dapm, int val),
> @@ -187,7 +189,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(asoc_snd_soc_card, snd_soc_bias_level_done,
>   )
>   #endif
>   
> -#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,9,0))
> +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,9,0) || \
> +    LTTNG_RHEL_KERNEL_RANGE(5,14,0,503,21,1,  5,15,0,0,0,0))
> +
>   LTTNG_TRACEPOINT_EVENT_CLASS(asoc_snd_soc_dapm_basic,
>   
>   	TP_PROTO(struct snd_soc_card *card, int event),
> diff --git a/include/instrumentation/events/skb.h b/include/instrumentation/events/skb.h
> index 5556ab6..becfd80 100644
> --- a/include/instrumentation/events/skb.h
> +++ b/include/instrumentation/events/skb.h
> @@ -40,7 +40,9 @@ LTTNG_TRACEPOINT_ENUM(skb_drop_reason,
>   )
>   #endif
>   
> -#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,11,0))
> +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,11,0) || \
> +    LTTNG_RHEL_KERNEL_RANGE(5,14,0,503,21,1,  5,15,0,0,0,0))
> +
>   LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb,
>   
>   	skb_kfree,
> diff --git a/include/instrumentation/events/udp.h b/include/instrumentation/events/udp.h
> index 0a94b46..c228ef6 100644
> --- a/include/instrumentation/events/udp.h
> +++ b/include/instrumentation/events/udp.h
> @@ -9,7 +9,9 @@
>   #include <linux/udp.h>
>   #include <lttng/kernel-version.h>
>   
> -#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,10,0))
> +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,10,0) || \
> +    LTTNG_RHEL_KERNEL_RANGE(5,14,0,503,21,1,  5,15,0,0,0,0))
> +
>   LTTNG_TRACEPOINT_ENUM(lttng_sk_family,
>   	TP_ENUM_VALUES(
>   		ctf_enum_value("AF_INET", AF_INET)

-- 
Mathieu Desnoyers
EfficiOS Inc.
https://www.efficios.com