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[98.239.145.235]) by smtp.gmail.com with ESMTPSA id v7-20020ac85787000000b002e1c8376517sm1669454qta.22.2022.03.16.09.07.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Mar 2022 09:07:04 -0700 (PDT) Date: Wed, 16 Mar 2022 12:07:03 -0400 From: Brian Masney To: Thomas Zimmermann Cc: Lyude Paul , kernel test robot , kbuild-all@lists.01.org, Linux Memory Management List Subject: Re: [linux-next:master 3267/10468] drm_dp_mst_topology.c:undefined reference to `__drm_atomic_helper_private_obj_duplicate_state' Message-ID: References: <202203040403.CjBmY9Vq-lkp@intel.com> <179f145abd233bfc3f9ca36e77689780294c9d3c.camel@redhat.com> <47d7f15e-7f6c-2fb5-f5dc-b059213fb69e@suse.de> MIME-Version: 1.0 In-Reply-To: <47d7f15e-7f6c-2fb5-f5dc-b059213fb69e@suse.de> User-Agent: Mutt/2.0.7 (2021-05-04) X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: F0A752002E X-Stat-Signature: k9wyagdmih4cjeo4xky3nddkdecjjm1g X-Rspam-User: Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=OGoIvoKu; spf=none (imf03.hostedemail.com: domain of bmasney@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=bmasney@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-HE-Tag: 1647446826-47736 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Mar 14, 2022 at 08:05:37PM +0100, Thomas Zimmermann wrote: > Hi > > Am 04.03.22 um 21:26 schrieb Lyude Paul: > > Thomas, I assume this is on your radar? > > Yes, it is. I just need to reproduce the problem. I think we have to select > DRM_KMS_HELPER from DRM_PANEL_EDP. I am encountering this issue on linux-next-20220316 when building 'make qcom_defconfig' on arm32. I selected DRM_KMS_HELPER in DRM_PANEL_EDP and that fails with the following error: Running 'make qcom_defconfig' drivers/gpu/drm/panel/Kconfig:2:error: recursive dependency detected! drivers/gpu/drm/panel/Kconfig:2: symbol DRM_PANEL is selected by DRM_PANEL_BRIDGE drivers/gpu/drm/bridge/Kconfig:8: symbol DRM_PANEL_BRIDGE depends on DRM_KMS_HELPER drivers/gpu/drm/Kconfig:91: symbol DRM_KMS_HELPER is selected by DRM_PANEL_EDP drivers/gpu/drm/panel/Kconfig:102: symbol DRM_PANEL_EDP depends on DRM_PANEL For a resolution refer to Documentation/kbuild/kconfig-language.rst subsection "Kconfig recursive dependency limitations" Brian