]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
perf/x86/intel: Add counter freezing quirk for Goldmont
authorKan Liang <kan.liang@linux.intel.com>
Mon, 4 Feb 2019 22:23:33 +0000 (14:23 -0800)
committerIngo Molnar <mingo@kernel.org>
Mon, 11 Feb 2019 07:00:42 +0000 (08:00 +0100)
commitaf63147c1edacfb75a28885a7cd7e6f44e626164
tree64cf87238208fe29a394c69249c0f4fedb103026
parentbef9f2714f8cf036af3af52a15f534d2cc40c230
perf/x86/intel: Add counter freezing quirk for Goldmont

A microcode patch is also needed for Goldmont while counter freezing
feature is enabled. Otherwise, there will be some issues, e.g. PMI lost.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: bp@alien8.de
Link: https://lkml.kernel.org/r/1549319013-4522-5-git-send-email-kan.liang@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/events/intel/core.c