x86/smp: Export symbol cpu_clustergroup_mask()

mainline inclusion
from mainline-v6.8-rc1
commit c3dd1995620cdcd65cf4944c4164b0dbc16e557c
category: feature
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I8YVW5
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3dd1995620cdcd65cf4944c4164b0dbc16e557c



-------------------------------------

Intel cstate PMU driver will invoke the topology_cluster_cpumask() to
retrieve the CPU mask of a cluster. A modpost error is triggered since
the symbol cpu_clustergroup_mask is not exported.

Intel-SIG: commit c3dd1995620c x86/smp: Export symbol cpu_clustergroup_mask()
Backport SRF/GRR perf cstate support to kernel 5.10.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20231116142245.1233485-2-kan.liang@linux.intel.com


Signed-off-by: Yunying Sun <yunying.sun@intel.com>