Re: [PATCH b4] send: Add --force-cover-letter to send separate cover for single patch patch series

Luca Ceresoli
2026-01-28T18:14:44Z

Hello Breno,

On Tue Jan 27, 2026 at 1:53 PM CET, Breno Leitao wrote:
> By default, b4 mixes the cover letter content into the patch body
> (under the --- cut line) when sending a single-patch series. Add
> --force-cover-letter option to allow sending a separate cover letter
> message (as 0/1) even for single-patch series.
>
> This is useful when developers want to send a long cover letter with
> extra information about an issue, and a commit. Having the cover-letter
> "mixed-in" makes it hard to follow.
>
> Example:
> * https://lore.kernel.org/all/20260127-ipmi-v1-0-ba5cc90f516f@debian.org/
>
> Signed-off-by: Breno Leitao <leitao@debian.org>

Thanks! This is a feature I had requiested some time ago [0] so I'm very
heppy to see it implemented.

I just tested it successfully to send a 1-patch series [1].

Tested-by: Luca Ceresoli <luca.ceresoli@bootlin.com>

[0] https://lore.kernel.org/tools/20250619113855.6a271fa6@booty/
[1] https://lore.kernel.org/lkml/20260128-drm-bridge-fix-imx8qxp-pixel-combiner-null-deref-v1-0-2138d0933cf1@bootlin.com/

--
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering