[PATCH v2 2/3] log: allow for message continuation

[Simon Glass]

On Sat, 17 Oct 2020 at 06:32, Heinrich Schuchardt <xypron.glpk at gmx.de> wrote:
>
> Some drivers use macro pr_cont() for continuing a message sent via printk.
> Hence if we want to convert printk messaging to using the logging system,
> we must support continuation of log messages too.
>
> As pr_cont() does not provide a message level we need a means of
> remembering the last log level.
>
> With the patch a pseudo log level LOGL_CONT as well as a pseudo log
> category LOGC_CONT are introduced. Using these results in the application
> of the same log level and category as in the previous log message.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
> v2:
>         replace static variables by global data
> ---
>  common/log.c                      | 23 ++++++++++++++++++-----
>  doc/develop/logging.rst           |  6 ++++++
>  include/asm-generic/global_data.h | 12 ++++++++++++
>  include/log.h                     |  2 ++
>  4 files changed, 38 insertions(+), 5 deletions(-)
>

Reviewed-by: Simon Glass <sjg at chromium.org>