powerpc/cacheinfo: Make cpumap_show code reusable

In anticipation of implementing shared_cpu_list, move code under
shared_cpu_map_show() to a common function.

No functional changes.

Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200629103703.4538-3-srikar@linux.vnet.ibm.com
This commit is contained in:
Srikar Dronamraju 2020-06-29 16:07:02 +05:30 • committed by Michael Ellerman
commit 74b7492e41