On Fri, Jan 24, 2025 at 07:16:43AM -0800, Breno Leitao wrote:
> This patch introduces a bitfield to store sysdata features in the
> netconsole_target struct. It also adds configfs helpers to enable
> or disable the CPU_NR feature, which populates the CPU number in
> sysdata.
>
> The patch provides the necessary infrastructure to set or unset the
> CPU_NR feature, but does not modify the message itself.
>
> Signed-off-by: Breno Leitao <lei...@debian.org>
> ---
> drivers/net/netconsole.c | 81
> ++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 81 insertions(+)
>
> diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
...
> @@ -792,7 +817,62 @@ static ssize_t userdatum_value_store(struct config_item
> *item, const char *buf,
> return ret;
> }
>
> +/* disable_sysdata_feature - Disable sysdata feature and clean sysdata
> + * @nt: target that is diabling the feature
nit: disabling
> + * @feature: feature being disabled
> + */
> +static void disable_sysdata_feature(struct netconsole_target *nt,
> + enum sysdata_feature feature)
> +{
> + nt->sysdata_fields &= ~feature;
> + nt->extradata_complete[nt->userdata_length] = 0;
> +}
...
