From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Subject: Re: randconfig build error with next-20140826, in Documentation/video4linux Date: Wed, 27 Aug 2014 10:25:38 -0700 Message-ID: <53FE1492.10408@infradead.org> References: <20140827105838.GA6522@sudip-PC> <53FDECD5.7000804@infradead.org> <20140827141746.1ea8c11c.m.chehab@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20140827141746.1ea8c11c.m.chehab@samsung.com> Sender: linux-doc-owner@vger.kernel.org To: Mauro Carvalho Chehab Cc: Sudip Mukherjee , Jim Davis , Stephen Rothwell , linux-next , linux-kernel , linux-media , linux-doc List-Id: linux-next.vger.kernel.org On 08/27/14 10:17, Mauro Carvalho Chehab wrote: > Em Wed, 27 Aug 2014 07:36:05 -0700 > Randy Dunlap escreveu: > >> On 08/27/14 03:58, Sudip Mukherjee wrote: >>> On Tue, Aug 26, 2014 at 09:50:43AM -0700, Jim Davis wrote: >>>> Building with the attached random configuration file, >>>> >>>> ERROR: "vb2_ops_wait_finish" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ops_wait_prepare" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_event_unsubscribe" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_ctrl_subscribe_event" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_ctrl_log_status" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_streamoff" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_streamon" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_create_bufs" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_dqbuf" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_expbuf" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_qbuf" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_querybuf" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_ioctl_reqbufs" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_fop_release" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_fh_open" [Documentation/video4linux/v4l2-pci-skeleton.ko] >>>> undefined! >>>> ERROR: "vb2_fop_mmap" [Documentation/video4linux/v4l2-pci-skeleton.ko] >>>> undefined! >>>> ERROR: "video_ioctl2" [Documentation/video4linux/v4l2-pci-skeleton.ko] >>>> undefined! >>>> ERROR: "vb2_fop_poll" [Documentation/video4linux/v4l2-pci-skeleton.ko] >>>> undefined! >>>> ERROR: "vb2_fop_read" [Documentation/video4linux/v4l2-pci-skeleton.ko] >>>> undefined! >>>> ERROR: "vb2_buffer_done" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "__video_register_device" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "video_device_release_empty" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_dma_contig_init_ctx" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_queue_init" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_dma_contig_memops" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_ctrl_new_std" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_ctrl_handler_init_class" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_device_register" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_match_dv_timings" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_find_dv_timings_cap" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_valid_dv_timings" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_enum_dv_timings_cap" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "video_devdata" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_device_unregister" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "vb2_dma_contig_cleanup_ctx" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "v4l2_ctrl_handler_free" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> ERROR: "video_unregister_device" >>>> [Documentation/video4linux/v4l2-pci-skeleton.ko] undefined! >>>> make[1]: *** [__modpost] Error 1 >>>> make: *** [modules] Error 2 >>>> >>>> Similar to a build error from January 7th: >>>> https://lists.01.org/pipermail/kbuild-all/2014-January/002566.html >>> >>> Hi, >>> I tried to build next-20140826 with your given config file . But for me everything was fine. >>> And I was just wondering why the skeleton code in the Documentation is building ? >> >> It builds if the Kconfig symbol BUILD_DOCSRC is enabled. >> Building of this module was just added to linux-next. > > It makes sense to add a depends on BUILD_DOCSRC, PCI and MEDIA_V4L2 > inside the docs Makefile, instead of moving the Kconfig to > drivers/media, IMHO. No, the dependencies should be in a Kconfig file, not in a Makefile. If you insist, I'll look into moving the Kconfig contents into Documentation/. -- ~Randy