Add percpu coregroup maps and masks to create coregroup domain. If a coregroup doesn't exist, the coregroup domain will be degenerated in favour of SMT/CACHE domain. Do note this patch is only creating stubs for cpu_to_coregroup_id. The actual cpu_to_coregroup_id implementation would be in a subsequent patch. Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200810071834.92514-10-srikar@linux.vnet.ibm.com
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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