[LKP] [lkp] [ACPI] 239708a3af: Warning: Processor Platform Limit event detected, but not handled.

FYI, we noticed the below changes on git://internal_merge_and_test_tree devel-catchup-201508251337 commit 239708a3af44064366f1af0eea02dc1e8991c11b ("ACPI: Split out ACPI PSS from ACPI Processor driver") We found the following new message in kernel log after your commit. [ 8.316777] Warning: Processor Platform Limit event detected, but not handled. [ 8.317857] Consider compiling CPUfreq support into your kernel. Thanks, Ying Huang