On Thu, Apr 7, 2016 at 10:05 AM, Matt Broadstone <mbroa...@gmail.com> wrote:
> Hello, > I'm beginning a process to try to build zfs-on-linux for my image (as I > have yet to find any existing work in this area), and am running into some > trouble building out of tree kernel modules with autotools. > > I've been loosely basing my recipe off of the one over here: > https://github.com/Freescale/meta-freescale/blob/master/recipes-kernel/kernel-modules/kernel-module-perf-qoriq_0.8.2.bb > > Here is the current recipe: > > <snip> > inherit module autotools > SRC_URI = " > http://archive.zfsonlinux.org/downloads/zfsonlinux/spl/spl-0.6.5.6.tar.gz"; > SRC_URI[md5sum] = "4544b80018ddc5c39ed395363a582228" > SRC_URI[sha256sum] = > "167595fe76eb5497c3a1ffe396b6300155d0cbe46d06824a710099ca1ae1b8bd" > EXTRA_OECONF += "--with-config=kernel --with-linux=${KERNEL_PATH}" > <snip> > > This recipe builds fine, except that it's using the installed kernel > sources for the base ubuntu system rather than those build by yocto. I can > confirm that the kernel has already been built, and sources are available, > however when entering into the devshell for this package neither KERNEL_SRC > nor KERNEL_PATH are defined (they are simply empty), despite what the > documentation for the module bbclass indicates. > > It seems I'm missing something important here? Also any other references > to examples of building these types of modules would be greatly appreciated. > > Regards, > Matt > It looks like the variable is indeed defined, however not in a way where I could have seen it via the devshell. I fixed the build by adding an additional `--with-linux-obj=${STAGING_KERNEL_BUILDDIR}`, apologies for the noise! Matt
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