linux-kernel - [PATCH 11/27] timekeeping: Assign a name to tk_core.seq.dep

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Date:   Wed, 28 Nov 2018 15:43:09 -0800
From:   Bart Van Assche <bvanassche@....org>
To:     mingo@...hat.com
Cc:     peterz@...radead.org, tj@...nel.org, johannes.berg@...el.com,
        linux-kernel@...r.kernel.org, Bart Van Assche <bvanassche@....org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 11/27] timekeeping: Assign a name to tk_core.seq.dep_map

This patch makes lockdep reports that refer to tk_core.seq more
informative.

Cc: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Bart Van Assche <bvanassche@....org>
---
 kernel/time/timekeeping.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 2d110c948805..6c9493495538 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -50,7 +50,9 @@ enum timekeeping_adv_mode {
 static struct {
 	seqcount_t		seq;
 	struct timekeeper	timekeeper;
-} tk_core ____cacheline_aligned;
+} tk_core ____cacheline_aligned = {
+	.seq = SEQCNT_ZERO(tk_core.seq),
+};
 
 static DEFINE_RAW_SPINLOCK(timekeeper_lock);
 static struct timekeeper shadow_timekeeper;
-- 
2.20.0.rc0.387.gc7a69e6b6c-goog