From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756286AbcJ3Ap7 (ORCPT ); Sat, 29 Oct 2016 20:45:59 -0400 Received: from mail-pf0-f177.google.com ([209.85.192.177]:34348 "EHLO mail-pf0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755728AbcJ3AkN (ORCPT ); Sat, 29 Oct 2016 20:40:13 -0400 From: David Carrillo-Cisneros To: linux-kernel@vger.kernel.org Cc: "x86@kernel.org" , Ingo Molnar , Thomas Gleixner , Andi Kleen , Kan Liang , Peter Zijlstra , Vegard Nossum , Marcelo Tosatti , Nilay Vaish , Borislav Petkov , Vikas Shivappa , Ravi V Shankar , Fenghua Yu , Paul Turner , Stephane Eranian , David Carrillo-Cisneros Subject: [PATCH v3 18/46] perf/core: add arch_info field to struct perf_cgroup Date: Sat, 29 Oct 2016 17:38:15 -0700 Message-Id: <1477787923-61185-19-git-send-email-davidcc@google.com> X-Mailer: git-send-email 2.8.0.rc3.226.g39d4020 In-Reply-To: <1477787923-61185-1-git-send-email-davidcc@google.com> References: <1477787923-61185-1-git-send-email-davidcc@google.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is the first patch for cgroup support in this series. Adds a new field to perf_cgroup that is used by intel_cmt pmu to associate a monr with a perf_cgroup instance. Signed-off-by: David Carrillo-Cisneros --- include/linux/perf_event.h | 4 +++- kernel/events/core.c | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 0202b32..406119b 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -815,7 +815,9 @@ struct perf_cgroup_info { }; struct perf_cgroup { - struct cgroup_subsys_state css; + /* Architecture specific information. */ + void *arch_info; + struct cgroup_subsys_state css; struct perf_cgroup_info __percpu *info; }; diff --git a/kernel/events/core.c b/kernel/events/core.c index d99a51c..0de3ca5 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10739,6 +10739,8 @@ perf_cgroup_css_alloc(struct cgroup_subsys_state *parent_css) return ERR_PTR(-ENOMEM); } + jc->arch_info = NULL; + return &jc->css; } -- 2.8.0.rc3.226.g39d4020