Re: [PATCH v2] seq_buf: export seq_buf_putmem_hex() and add KUnit tests

[Steven Rostedt]

On Wed,  8 Apr 2026 20:29:49 +0545
Shuvam Pandey <shuvampandey1@xxxxxxxxx> wrote:

> seq_buf: export seq_buf_putmem_hex() and add KUnit tests
> 
> The seq_buf KUnit suite does not exercise seq_buf_putmem_hex().
> 
> Add one test for the len > 8 chunking path and one overflow test
> where a later chunk no longer fits in the buffer.
> 
> Export seq_buf_putmem_hex() as well so SEQ_BUF_KUNIT_TEST=m links
> cleanly. Without the export, modpost reports seq_buf_putmem_hex as
> undefined when seq_buf_kunit is built as a module.
> 

Please always send a new version as its own thread and not as a reply to
the old version.

Also, for tracing and seq_buf, use capital letters in the subject:

  seq_buf: Export seq_buf_putmem_hex() and add KUnit tests

> Signed-off-by: Shuvam Pandey <shuvampandey1@xxxxxxxxx>
> ---
> v2:

This should be:

 Changes since v1: https://lore.kernel.org/all/20260406033728.25998-1-shuvampandey1@xxxxxxxxx/


> - export seq_buf_putmem_hex() so SEQ_BUF_KUNIT_TEST=m links cleanly
> - validate with a fresh arm64 build using CONFIG_KUNIT=y and CONFIG_SEQ_BUF_KUNIT_TEST=m
> 
>  lib/seq_buf.c             |  1 +
>  lib/tests/seq_buf_kunit.c | 34 ++++++++++++++++++++++++++++++++++

Acked-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>

-- Steve