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Message-Id: <20190223063434.6793-7-joel@joelfernandes.org> Date: Sat, 23 Feb 2019 01:34:34 -0500 From: "Joel Fernandes (Google)" <joel@...lfernandes.org> To: linux-kernel@...r.kernel.org Cc: "Joel Fernandes (Google)" <joel@...lfernandes.org>, Alexei Starovoitov <ast@...nel.org>, Christian Brauner <christian@...uner.io>, Daniel Borkmann <daniel@...earbox.net>, David Ahern <dsahern@...il.com>, "David S. Miller" <davem@...emloft.net>, Ingo Molnar <mingo@...hat.com>, Jakub Kicinski <jakub.kicinski@...ronome.com>, Jeff Kirsher <jeffrey.t.kirsher@...el.com>, Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>, Josh Triplett <josh@...htriplett.org>, keescook@...omium.org, kernel-hardening@...ts.openwall.com, kernel-team@...roid.com, Kirill Tkhai <ktkhai@...tuozzo.com>, Lai Jiangshan <jiangshanlai@...il.com>, Martin KaFai Lau <kafai@...com>, Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, netdev@...r.kernel.org, "Paul E. McKenney" <paulmck@...ux.ibm.com>, Peter Zijlstra <peterz@...radead.org>, Quentin Perret <quentin.perret@....com>, rcu@...r.kernel.org, Song Liu <songliubraving@...com>, Steven Rostedt <rostedt@...dmis.org>, Vincent Guittot <vincent.guittot@...aro.org>, xdp-newbies@...r.kernel.org, Yonghong Song <yhs@...com> Subject: [PATCH v2 6/6] sched: Annotate perf_domain pointer with __rcu This fixes the following sparse errors in sched/fair.c: fair.c:6506:14: error: incompatible types in comparison expression fair.c:8642:21: error: incompatible types in comparison expression Using __rcu will also help sparse catch any future bugs. Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org> --- kernel/sched/sched.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index ca6a79f57e7a..c8e6514433a9 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -780,7 +780,7 @@ struct root_domain { * NULL-terminated list of performance domains intersecting with the * CPUs of the rd. Protected by RCU. */ - struct perf_domain *pd; + struct perf_domain __rcu *pd; }; extern struct root_domain def_root_domain; -- 2.21.0.rc0.258.g878e2cd30e-goog
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