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Fri, 10 Apr 2026 10:32:16 +0000 Message-ID: <4b59b3a6-2640-4a4d-9041-ac7767486b99@siemens.com> Date: Fri, 10 Apr 2026 12:32:14 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4] wic/plugins: gate root= with creator.rootdev for efi-isar and pcbios-isar To: Gourav Singh , isar-users@googlegroups.com Cc: cedric.hombourger@siemens.com References: <20260410090813.3501355-1-gouravsingh@siemens.com> Content-Language: en-US From: "'Jan Kiszka' via isar-users" Autocrypt: addr=jan.kiszka@siemens.com; keydata= xsFNBGZY+hkBEACkdtFD81AUVtTVX+UEiUFs7ZQPQsdFpzVmr6R3D059f+lzr4Mlg6KKAcNZ uNUqthIkgLGWzKugodvkcCK8Wbyw+1vxcl4Lw56WezLsOTfu7oi7Z0vp1XkrLcM0tofTbClW xMA964mgUlBT2m/J/ybZd945D0wU57k/smGzDAxkpJgHBrYE/iJWcu46jkGZaLjK4xcMoBWB I6hW9Njxx3Ek0fpLO3876bszc8KjcHOulKreK+ezyJ01Hvbx85s68XWN6N2ulLGtk7E/sXlb 79hylHy5QuU9mZdsRjjRGJb0H9Buzfuz0XrcwOTMJq7e7fbN0QakjivAXsmXim+s5dlKlZjr L3ILWte4ah7cGgqc06nFb5jOhnGnZwnKJlpuod3pc/BFaFGtVHvyoRgxJ9tmDZnjzMfu8YrA +MVv6muwbHnEAeh/f8e9O+oeouqTBzgcaWTq81IyS56/UD6U5GHet9Pz1MB15nnzVcyZXIoC roIhgCUkcl+5m2Z9G56bkiUcFq0IcACzjcRPWvwA09ZbRHXAK/ao/+vPAIMnU6OTx3ejsbHn oh6VpHD3tucIt+xA4/l3LlkZMt5FZjFdkZUuAVU6kBAwElNBCYcrrLYZBRkSGPGDGYZmXAW/ VkNUVTJkRg6MGIeqZmpeoaV2xaIGHBSTDX8+b0c0hT/Bgzjv8QARAQABzSNKYW4gS2lzemth IDxqYW4ua2lzemthQHNpZW1lbnMuY29tPsLBlAQTAQoAPhYhBABMZH11cs99cr20+2mdhQqf QXvYBQJmWPvXAhsDBQkFo5qABQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEGmdhQqfQXvY zPAP/jGiVJ2VgPcRWt2P8FbByfrJJAPCsos+SZpncRi7tl9yTEpS+t57h7myEKPdB3L+kxzg K3dt1UhYp4FeIHA3jpJYaFvD7kNZJZ1cU55QXrJI3xu/xfB6VhCs+VAUlt7XhOsOmTQqCpH7 pRcZ5juxZCOxXG2fTQTQo0gfF5+PQwQYUp0NdTbVox5PTx5RK3KfPqmAJsBKdwEaIkuY9FbM 9lGg8XBNzD2R/13cCd4hRrZDtyegrtocpBAruVqOZhsMb/h7Wd0TGoJ/zJr3w3WnDM08c+RA 5LHMbiA29MXq1KxlnsYDfWB8ts3HIJ3ROBvagA20mbOm26ddeFjLdGcBTrzbHbzCReEtN++s gZneKsYiueFDTxXjUOJgp8JDdVPM+++axSMo2js8TwVefTfCYt0oWMEqlQqSqgQwIuzpRO6I ik7HAFq8fssy2cY8Imofbj77uKz0BNZC/1nGG1OI9cU2jHrqsn1i95KaS6fPu4EN6XP/Gi/O 0DxND+HEyzVqhUJkvXUhTsOzgzWAvW9BlkKRiVizKM6PLsVm/XmeapGs4ir/U8OzKI+SM3R8 VMW8eovWgXNUQ9F2vS1dHO8eRn2UqDKBZSo+qCRWLRtsqNzmU4N0zuGqZSaDCvkMwF6kIRkD ZkDjjYQtoftPGchLBTUzeUa2gfOr1T4xSQUHhPL8zsFNBGZY+hkBEADb5quW4M0eaWPIjqY6 aC/vHCmpELmS/HMa5zlA0dWlxCPEjkchN8W4PB+NMOXFEJuKLLFs6+s5/KlNok/kGKg4fITf Vcd+BQd/YRks3qFifckU+kxoXpTc2bksTtLuiPkcyFmjBph/BGms35mvOA0OaEO6fQbauiHa QnYrgUQM+YD4uFoQOLnWTPmBjccoPuiJDafzLxwj4r+JH4fA/4zzDa5OFbfVq3ieYGqiBrtj tBFv5epVvGK1zoQ+Rc+h5+dCWPwC2i3cXTUVf0woepF8mUXFcNhY+Eh8vvh1lxfD35z2CJeY txMcA44Lp06kArpWDjGJddd+OTmUkFWeYtAdaCpj/GItuJcQZkaaTeiHqPPrbvXM361rtvaw XFUzUlvoW1Sb7/SeE/BtWoxkeZOgsqouXPTjlFLapvLu5g9MPNimjkYqukASq/+e8MMKP+EE v3BAFVFGvNE3UlNRh+ppBqBUZiqkzg4q2hfeTjnivgChzXlvfTx9M6BJmuDnYAho4BA6vRh4 Dr7LYTLIwGjguIuuQcP2ENN+l32nidy154zCEp5/Rv4K8SYdVegrQ7rWiULgDz9VQWo2zAjo TgFKg3AE3ujDy4V2VndtkMRYpwwuilCDQ+Bpb5ixfbFyZ4oVGs6F3jhtWN5Uu43FhHSCqUv8 FCzl44AyGulVYU7hTQARAQABwsF8BBgBCgAmFiEEAExkfXVyz31yvbT7aZ2FCp9Be9gFAmZY +hkCGwwFCQWjmoAACgkQaZ2FCp9Be9hN3g/8CdNqlOfBZGCFNZ8Kf4tpRpeN3TGmekGRpohU bBMvHYiWW8SvmCgEuBokS+Lx3pyPJQCYZDXLCq47gsLdnhVcQ2ZKNCrr9yhrj6kHxe1Sqv1S MhxD8dBqW6CFe/mbiK9wEMDIqys7L0Xy/lgCFxZswlBW3eU2Zacdo0fDzLiJm9I0C9iPZzkJ gITjoqsiIi/5c3eCY2s2OENL9VPXiH1GPQfHZ23ouiMf+ojVZ7kycLjz+nFr5A14w/B7uHjz uL6tnA+AtGCredDne66LSK3HD0vC7569sZ/j8kGKjlUtC+zm0j03iPI6gi8YeCn9b4F8sLpB lBdlqo9BB+uqoM6F8zMfIfDsqjB0r/q7WeJaI8NKfFwNOGPuo93N+WUyBi2yYCXMOgBUifm0 T6Hbf3SHQpbA56wcKPWJqAC2iFaxNDowcJij9LtEqOlToCMtDBekDwchRvqrWN1mDXLg+av8 qH4kDzsqKX8zzTzfAWFxrkXA/kFpR3JsMzNmvextkN2kOLCCHkym0zz5Y3vxaYtbXG2wTrqJ 8WpkWIE8STUhQa9AkezgucXN7r6uSrzW8IQXxBInZwFIyBgM0f/fzyNqzThFT15QMrYUqhhW ZffO4PeNJOUYfXdH13A6rbU0y6xE7Okuoa01EqNi9yqyLA8gPgg/DhOpGtK8KokCsdYsTbk= In-Reply-To: <20260410090813.3501355-1-gouravsingh@siemens.com> Content-Type: text/plain; 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dkim=pass header.i=@siemens.com header.s=selector2 header.b=IZ5m7mzF; arc=pass (i=1 spf=pass spfdomain=siemens.com dkim=pass dkdomain=siemens.com dmarc=pass fromdomain=siemens.com); spf=pass (google.com: domain of jan.kiszka@siemens.com designates 2a01:111:f403:c201::3 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: Jan Kiszka Reply-To: Jan Kiszka 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-Spam-Status: No, score=-4.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, 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-TUID: EodcpHWBv+ez On 10.04.26 11:08, 'Gourav Singh' via isar-users wrote: > Checks for creator.rootdev not being None were missing and would cause > the kernel command line to read "root=None". When using the Discoverable > Partitions Specification, we really want no root= parameter on the > kernel command line (and root=None is anyhow not a valid option). > > A patch has been sent to upstream OE wic plugins to apply these changes: > https://lists.yoctoproject.org/g/yocto-patches/topic/wic_patch_wic_plugins/118740415 > Unless an issue is critical or an update causes regressions, we normally sync by pulling in an upstream version of wic and then aligning our derivatives to it. Jan > Signed-off-by: Cedric Hombourger > Signed-off-by: Gourav Singh > --- > .../lib/wic/plugins/source/bootimg-efi-isar.py | 7 ++++--- > .../wic/plugins/source/bootimg-pcbios-isar.py | 17 ++++++++++++----- > 2 files changed, 16 insertions(+), 8 deletions(-) > > diff --git a/meta/scripts/lib/wic/plugins/source/bootimg-efi-isar.py b/meta/scripts/lib/wic/plugins/source/bootimg-efi-isar.py > index 6bc78d42..d68a8ff3 100644 > --- a/meta/scripts/lib/wic/plugins/source/bootimg-efi-isar.py > +++ b/meta/scripts/lib/wic/plugins/source/bootimg-efi-isar.py > @@ -104,7 +104,7 @@ class BootimgEFIPlugin(SourcePlugin): > (get_bitbake_var("KERNEL_IMAGETYPE"), get_bitbake_var("INITRAMFS_LINK_NAME")) > > label = source_params.get('label') > - label_conf = "root=%s" % creator.rootdev > + label_conf = f"root={creator.rootdev}" if creator.rootdev else "" > if label: > label_conf = "LABEL=%s" % label > > @@ -201,7 +201,8 @@ class BootimgEFIPlugin(SourcePlugin): > boot_conf += "linux /%s\n" % kernel > > label = source_params.get('label') > - label_conf = "LABEL=Boot root=%s" % creator.rootdev > + label_conf = "LABEL=Boot" > + label_conf += f" root={creator.rootdev}" if creator.rootdev else "" > if label: > label_conf = "LABEL=%s" % label > > @@ -366,7 +367,7 @@ class BootimgEFIPlugin(SourcePlugin): > > with tempfile.TemporaryDirectory() as tmp_dir: > label = source_params.get('label') > - label_conf = "root=%s" % creator.rootdev > + label_conf = f"root={creator.rootdev}" if creator.rootdev else "" > if label: > label_conf = "LABEL=%s" % label > > diff --git a/meta/scripts/lib/wic/plugins/source/bootimg-pcbios-isar.py b/meta/scripts/lib/wic/plugins/source/bootimg-pcbios-isar.py > index d5040b72..e12cba83 100644 > --- a/meta/scripts/lib/wic/plugins/source/bootimg-pcbios-isar.py > +++ b/meta/scripts/lib/wic/plugins/source/bootimg-pcbios-isar.py > @@ -140,14 +140,21 @@ class BootimgPcbiosIsarPlugin(SourcePlugin): > > syslinux_conf += "KERNEL " + kernel + "\n" > > - syslinux_conf += "APPEND label=boot root=%s %s\n" % \ > - (creator.rootdev, bootloader.append) > + # Check if rootdev exists > + root_param = f"root={creator.rootdev}" if creator.rootdev else "" > + > + syslinux_conf += f"APPEND label=boot {root_param} {bootloader.append}\n" > > # if we are using an initrd, smuggle it in > if initrd: > - syslinux_conf = syslinux_conf.replace( > - " root=%s " % (creator.rootdev), > - " root=%s initrd=%s " % (creator.rootdev, initrd)) > + if root_param: > + syslinux_conf = syslinux_conf.replace( > + root_param, > + f"{root_param} initrd={initrd} ") > + else: > + syslinux_conf = syslinux_conf.replace( > + " label=boot ", > + f" label=boot initrd={initrd} ") > > logger.debug("Writing syslinux config %s/hdd/boot/syslinux.cfg", > cr_workdir) > -- > 2.39.5 > -- Siemens AG, Foundational Technologies Linux Expert Center -- You received this message because you are subscribed to the Google Groups "isar-users" group. 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