On Fri, May 14, 2021 at 10:58 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
>
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> When building with 'make -s', most architectures produce no output
> at all unless there are warnings. However, on at leat mips and nios2
> there is output from /usr/bin/mkimage when that is installed:
>
> Image Name: Linux-5.12.0-next-20210427-00716
> Created: Wed Apr 28 22:03:30 2021
> Image Type: NIOS II Linux Kernel Image (gzip compressed)
> Data Size: 2245876 Bytes = 2193.24 KiB = 2.14 MiB
> Load Address: d0000000
> Entry Point: d0000000
>
> Make these behave like the others and check for the '${quiet}'
> variable to see if we should redirect the output to /dev/null.
> Any errors and warnings from mkimage will still be seen as those
> get sent to stderr.
Thanks for the report, but I rather want to suppress stdout
in the kbuild core macro.
I wrote this patch.
https://lore.kernel.org/patchwork/patch/1429409/
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> scripts/mkuboot.sh | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/mkuboot.sh b/scripts/mkuboot.sh
> index 4b1fe09e9042..031b5d6b839f 100755
> --- a/scripts/mkuboot.sh
> +++ b/scripts/mkuboot.sh
> @@ -17,4 +17,8 @@ if [ -z "${MKIMAGE}" ]; then
> fi
>
> # Call "mkimage" to create U-Boot image
> -${MKIMAGE} "$@"
> +if [ "${quiet}" != "silent_" ]; then
> +${MKIMAGE} "$@" ${REDIRECT}
> +else
> +${MKIMAGE} "$@" ${REDIRECT} > /dev/null
> +fi
> --
> 2.29.2
>
--
Best Regards
Masahiro Yamada
