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[85.214.156.166]) by gmr-mx.google.com with ESMTPS id 5b1f17b1804b1-42e6c719640si3595865e9.1.2024.09.19.06.18.06 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 19 Sep 2024 06:18:06 -0700 (PDT) Received-SPF: pass (google.com: domain of ubely@ilbers.de designates 85.214.156.166 as permitted sender) client-ip=85.214.156.166; Received: from [127.0.0.1] (host-80-81-17-52.static.customer.m-online.net [80.81.17.52]) (authenticated bits=0) by shymkent.ilbers.de (8.15.2/8.15.2/Debian-8+deb9u1) with ESMTPSA id 48JDI340016188 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 19 Sep 2024 15:18:05 +0200 Message-ID: <6c6b1495be89358d1af803461f6e49091883f7ec.camel@ilbers.de> Subject: Re: [PATCH 1/2] make kernel module build reproducible From: Uladzimir Bely To: Felix Moessbauer , isar-users@googlegroups.com Date: Thu, 19 Sep 2024 16:18:03 +0300 In-Reply-To: <20240913151642.374093-1-felix.moessbauer@siemens.com> References: <20240913151642.374093-1-felix.moessbauer@siemens.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (by Flathub.org) MIME-Version: 1.0 X-Spam-Status: No, score=-4.6 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_MSPIKE_H2,RCVD_IN_RP_CERTIFIED, RCVD_IN_RP_RNBL,RCVD_IN_RP_SAFE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-Original-Sender: ubely@ilbers.de X-Original-Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of ubely@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=ubely@ilbers.de Precedence: list Mailing-list: list isar-users@googlegroups.com; contact isar-users+owners@googlegroups.com List-ID: X-Spam-Checked-In-Group: isar-users@googlegroups.com X-Google-Group-Id: 914930254986 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-TUID: gcpXTgke2i8D On Fri, 2024-09-13 at 17:16 +0200, 'Felix Moessbauer' via isar-users wrote: > The debug information of kernel modules contain absolute file paths > into the builder schroot. To fix this, we inject a debug-prefix-map, > similar to how it is already done for the kernel build. While doing > that, we also enable the user to inject other KCFLAGS and KAFLAGS as > well. >=20 > Signed-off-by: Felix Moessbauer > --- > =C2=A0meta/recipes-kernel/linux-module/files/debian/rules.tmpl | 2 +- > =C2=A0meta/recipes-kernel/linux-module/module.inc=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | 6 ++++++ > =C2=A02 files changed, 7 insertions(+), 1 deletion(-) >=20 > diff --git a/meta/recipes-kernel/linux-module/files/debian/rules.tmpl > b/meta/recipes-kernel/linux-module/files/debian/rules.tmpl > index bc4e09cb..7511a17d 100755 > --- a/meta/recipes-kernel/linux-module/files/debian/rules.tmpl > +++ b/meta/recipes-kernel/linux-module/files/debian/rules.tmpl > @@ -49,7 +49,7 @@ override_dh_auto_clean: > =C2=A0 $(MAKE) -C $(KDIR) M=3D${MODULE_DIR} clean > =C2=A0 > =C2=A0override_dh_auto_build: > - $(MAKE) -C $(KDIR) M=3D${MODULE_DIR} $(PARALLEL_MAKE) modules > + $(MAKE) -C $(KDIR) M=3D${MODULE_DIR} $(PARALLEL_MAKE) > KCFLAGS=3D"${KCFLAGS}" KAFLAGS=3D"${KAFLAGS}" modules > =C2=A0ifneq ($(filter pkg.sign,$(DEB_BUILD_PROFILES)),) > =C2=A0 find . -name "*.ko" -print -exec $(KDIR)/scripts/sign-file > ${SIGNATURE_HASHFN} ${SIGNATURE_KEYFILE} ${SIGNATURE_CERTFILE} {} \; > =C2=A0endif > diff --git a/meta/recipes-kernel/linux-module/module.inc > b/meta/recipes-kernel/linux-module/module.inc > index 229e6a5c..344dc50f 100644 > --- a/meta/recipes-kernel/linux-module/module.inc > +++ b/meta/recipes-kernel/linux-module/module.inc > @@ -48,6 +48,8 @@ TEMPLATE_VARS +=3D " \ > =C2=A0=C2=A0=C2=A0=C2=A0 KERNEL_TYPE \ > =C2=A0=C2=A0=C2=A0=C2=A0 KERNEL_IMAGE_PKG \ > =C2=A0=C2=A0=C2=A0=C2=A0 KERNEL_HEADERS_PKG \ > +=C2=A0=C2=A0=C2=A0 KCFLAGS \ > +=C2=A0=C2=A0=C2=A0 KAFLAGS \ > =C2=A0=C2=A0=C2=A0=C2=A0 MODULE_DIR \ > =C2=A0=C2=A0=C2=A0=C2=A0 DEBIAN_BUILD_DEPENDS \ > =C2=A0=C2=A0=C2=A0=C2=A0 SIGNATURE_KEYFILE \ > @@ -55,6 +57,10 @@ TEMPLATE_VARS +=3D " \ > =C2=A0=C2=A0=C2=A0=C2=A0 SIGNATURE_HASHFN \ > =C2=A0=C2=A0=C2=A0=C2=A0 PN" > =C2=A0 > +# Add custom cflags to the kernel build > +KCFLAGS ?=3D "-fdebug-prefix-map=3D${CURDIR}=3D. -fmacro-prefix- > map=3D${CURDIR}=3D." > +KAFLAGS ?=3D "-fdebug-prefix-map=3D${CURDIR}=3D." > + > =C2=A0do_prepare_build() { > =C2=A0=C2=A0=C2=A0=C2=A0 rm -rf ${S}/debian > =C2=A0=C2=A0=C2=A0=C2=A0 cp -r ${WORKDIR}/debian ${S}/ > --=20 > 2.39.2 >=20 Applied to next, thanks. --=20 Best regards, Uladzimir. --=20 You received this message because you are subscribed to the Google Groups "= isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to isar-users+unsubscribe@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/= isar-users/6c6b1495be89358d1af803461f6e49091883f7ec.camel%40ilbers.de.