When OBSOLETE module found within that kernel, the alias reference is temporarily shifted to point to the OBSOLETE module so that the initrd can be remade. Removes a module/version or module/version/kernel/arch combination from the tree. This means that a user does not have to wait for a company, project, or package maintainer to release a new version of the module. Use of the --rpm_safe_upgrade flag is imperative for making sure DKMS and RPM play nicely together in all scenarios of using the kernel3-x86_64. Use the --all option in order to remove all instances for every kernel at once. PATCH[#] and PATCH_MATCH[#] make up the Alternatively, if DKMS finds a file called The third and largest family consists of BUILT_MODULE_NAME[#], BUILT_MODULE_LOCATION[#], DEST_MODULE_NAME[#], DEST_MODULE_LOCATION[#], Mainly it can currently be
As such, the RPM should first untar the source into this directory. --spec=specfile else $module-kmp.spec as the basis for the RPM. either location, a find will be used to locate one for that kernel. It is included in many distributions, such as Ubuntu, Debian, Fedora, SUSE, Mageia and Arch. It should be noted that a binary RPM which contains source is not a traditional practice. It will create a .tar.gz, and a .dsc. is remade, it then automatically puts back the alias reference (unless you are removing the last instance of the module on the last kernel). $dkms_tree , $source_tree and $install_tree which control where DKMS looks for its how and where the module should be installed. Therefore, DKMS can now generate image files of different types. Dynamic Kernel Module Support (DKMS) is a program/framework that enables generating Linux kernel modules whose sources generally reside outside the kernel source tree. You may copy the floppy or ISO image file to a USB key to be used with OS installer. This saves the trouble of having to actually specify -k kernel1 -a arch1 -k kernel2 -a arch2 for every kernel you have built your
This configuration file controls how the overall DKMS framework handles. the module source itself. In general, a DKMS tarball is placed inside The service works quite simply You may add more targets to the hook and make additional copies of the hook if you've installed other kernels. If the kernel option is not specified it assumes the currently running kernel. is an imperfect system caused by the fact that there is only one modules.conf file for every kernel on your system even though various kernels use different You Kernel modules may already be part of the Linux source tree (in-tree) or may come from an external source, such as directly from a vendor (out-of-tree). This action allows you to create a debian source package for a specified module / version. upon.
Once the last module/version combination is removed, those references are then removed. It's use indicates a lack of proper module versioning using MODULE_VERSION() tags in dkms is a framework which allows kernel modules to be dynamically built for each kernel on your system in a simplified and organized and arch.. All builds occur in the directory /var/lib/dkms/
original_module does exist for the kernel version, then modules.conf is not touched and all references persist (even if you are removing the last For example, when using linux and mkinitcpio, to update ZFS module after each zfs-dkmsAUR upgrade. CLEAN specifies the make clean command to be used to clean up both before and after building the module. As well, all copies of the If no
the dkms.conf is really only a shell-script of variable definitions which are then sourced in by the dkms executable (of the format, Fedora Core 5 and higher, RHEL5 and higher require DKMS version 2.0.14 or higher to generate a proper driver disk image.
Note that these variables can also be manipulated on the command line with --dkmstree, --sourcetree and --installtree options. During the first install of a module for a
/etc/dkms/template-dkms-mkrpm.spec as the basis for the RPM. To deal with changes in the kernel, fix bugs, or add necessary features consider upgrading the DKMS package before rebooting. original_module exists for that kernel, and no MODULES_CONF_OBSOLETES modules are found in that kernel too, the modules.conf alias references Though the rebuild of the DKMS modules is usually seamless during a kernel upgrade, it may still happen that the rebuild fails. inside the contents of this RPM, and the RPM itself calls various DKMS commands to load this tarball, build and install modules on the end user's system. Under the removal parts of the .spec file, all that needs to be called is a: dkms remove -m
Attempt to install the latest revision of all modules that have been installed for other kernel revisions. /etc/dkms/
This takes a tarball made from the mktarball command and loads it into your DKMS tree. This option can be used to automatically specify all relevant kernels/arches for a module/module-version. In case you've got any kernel modules installed via DKMS that are used in initial ramdisk, e.g. It is better to fix the MODULE_VERSION() tags than use OBSOLETE_BY. For SLES9, it would be -d suse -r sles9. can be *manually* accessible later.
disk image with modules for multiple kernels, just specify multiple -k parameters on the command line (-k kernel1/arch1 -k kernel2/arch2). generate a floppy disk image, or --media iso to generate a CD-ROM ISO file, or --media tar to generate a tar file. More information Download dkms packages for ALT Linux, Arch Linux, CentOS, Debian, Fedora, Mageia, OpenMandriva, openSUSE, PCLinuxOS, Slackware, Ubuntu Also note that DKMS RPM upgrades (-U option) will automatically work because of the It will only function if used during both the add and remove actions within the same RPM spec file. This is useful for things like remove , Instead, the proper distribution-specific directory is used. from the user's system, until the final module/version combination is removed from the final kernel version, those references in modules.conf will the MODULES_CONF_OBSOLETES[#] and the MODULES_CONF[#] directive arrays. If this is the case, the MODULES_CONF_OBSOLETES[#] directive should be utilized to remove these references. Since the introduction of pacman hooks, the rebuild of the modules is handled automatically when a kernel is upgraded. instance of the module on the last kernel). /usr/src/
Installs a built module/version combo onto the kernel it was built for. must specify the distro while using this action. replaced. /etc/sysconfig/kernel to track kernel modules. Your dkms.conf file should be placed within the /usr/src/
See the sample.spec file packaged with DKMS as an example for what your RPM spec file might look like. However, if no original_module exists, but there is an
While not all the directives are required, providing as many as possible helps to limit any ambiguity. /lib/modules/
zfs-dkmsAUR, you may want to write a pacman hook to automate the process of regenerating initramfs image(s). The word dkms as Red Hat introduced DDv3 starting with RHEL6. mkdeb are supported by it. added, dkms will try to add it, and in that case build can take the same arguments that add can. On most systems with DKMS, DKMS will take care of automatically rebuilding registered kernel modules when installing a different Linux kernel. fashion. Any different size should be given as an integer value only, should Note that the end state of your modules.conf file very much depends on what kernel modules exist in the final kernel you remove your DKMS module from. action to perform its work. However, for these Actions. Changes that your module will make to /etc/modules.conf or /etc/modprobe.conf should be specified with the MODULES_CONF_ALIAS_TYPE[#] , it ensures This
Within your dkms.conf file, you can use certain variables which will be replaced at run-time with their values. DKMS supports both the rpm and deb package formats out of the box. exist in the user's system. you do not want your debian source package to contain any prebuilt binaries, be sure to specify --source-only in the mkdsc command. Uninstalls an installed module/module-version combo from the kernel/arch passed in the -k option, or the current kernel if the -k option was not passed. If no specfile is specified, DKMS will use /etc/dkms/template-dkms-redhat-kmod.spec. not copy over them. This action allows you to create an Kernel Module Package source RPM for a specified module / version.
Every time after a dkms.conf file is read, dkms will look for and read the following files in The size of the driver disk image to be created. Another benefit of DKMS is that it allows the installation of a new driver on an existing system, running an arbitrary kernel version, without any need for manual compilation or precompiled packages provided by the vendor. Status can be shown /etc/dkms/template-dkms-mkdeb as the basis for the package. -Uvh flag with RPM to upgrade dkms enabled packages. By default the disk image it creates is 1440 (k) in size. Note that --rpm_safe_upgrade. See http://kerneldrivers.org/ for more details on KMPs. Adds a module/module-version combination to the tree for builds and installs. module for.
The generated source RPM may then be built using SuSE's build.rpm or dkms install should then be called to install any of them.