> -----Original Message-----
> From: David Marchand <david.march...@redhat.com>
> Sent: Thursday, April 15, 2021 9:43 PM
> To: dev@dpdk.org
> Cc: tho...@monjalon.net; m...@ashroe.eu; Aaron Conole
> <acon...@redhat.com>; Michael Santana <maicolgabr...@hotmail.com>; Juraj
> Linkeš <juraj.lin...@pantheon.tech>; Honnappa Nagarahalli
> <honnappa.nagaraha...@arm.com>; Bruce Richardson
> <bruce.richard...@intel.com>
> Subject: [PATCH v2 1/2] ci: fix ABI reference generation
>
> The machine=generic is not understood by older version of dpdk.
> It is directly passed to gcc as -march=generic.
>
> Since DPDK requires SSE 4.2, this results in an error when configuring
> v21.02 sources for generating the reference ABI.
>
> From GHA [1] logs:
>
> """
> Compiler for C supports arguments -Wundef: YES Compiler for C supports
> arguments -Wwrite-strings: YES Compiler for C supports arguments -Wno-
> address-of-packed-member
> -Waddress-of-packed-member: NO
> Compiler for C supports arguments -Wno-packed-not-aligned
> -Wpacked-not-aligned: NO
> Compiler for C supports arguments -Wno-missing-field-initializers
> -Wmissing-field-initializers: YES
>
> config/x86/meson.build:14:6: ERROR: Could not get define '__SSE4_2__'
>
> A full log can be found at
> /home/runner/work/dpdk/dpdk-v21.02/build/meson-logs/meson-log.txt
> Error: Process completed with exit code 1.
> """
>
> 1: https://github.com/ovsrobot/dpdk/runs/2355005702
>
> Stick to a compatible configuration passing -Dmachine=default.
>
> Note: the breakage was not seen earlier this week as I guess the CI workers
> are
> using a cached ABI reference for v20.11.
>
> Fixes: 5b3a6ca6fd28 ("build: alias default build as generic")
>
> Signed-off-by: David Marchand <david.march...@redhat.com>
Reviewed-by: Juraj Linkeš <juraj.lin...@pantheon.tech>
Do we want to change this back to -Dmachine=generic after next release?
> ---
> .ci/linux-build.sh | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/.ci/linux-build.sh b/.ci/linux-build.sh index
> 3cbeb193a1..91e43a975b
> 100755
> --- a/.ci/linux-build.sh
> +++ b/.ci/linux-build.sh
> @@ -77,7 +77,7 @@ else
> OPTS="$OPTS -Dexamples=all"
> fi
>
> -OPTS="$OPTS -Dmachine=generic"
> +OPTS="$OPTS -Dmachine=default"
> OPTS="$OPTS --default-library=$DEF_LIB"
> OPTS="$OPTS --buildtype=debugoptimized"
> OPTS="$OPTS -Dcheck_includes=true"
> --
> 2.23.0
>
