From: Bart Van Assche <bvanassche@acm.org>
To: mingo@redhat.com
Cc: peterz@infradead.org, tj@kernel.org, johannes.berg@intel.com,
linux-kernel@vger.kernel.org,
Bart Van Assche <bvanassche@acm.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: [PATCH 11/27] timekeeping: Assign a name to tk_core.seq.dep_map
Date: Wed, 28 Nov 2018 15:43:09 -0800 [thread overview]
Message-ID: <20181128234325.110011-12-bvanassche@acm.org> (raw)
In-Reply-To: <20181128234325.110011-1-bvanassche@acm.org>
This patch makes lockdep reports that refer to tk_core.seq more
informative.
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.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
next prev parent reply other threads:[~2018-11-28 23:44 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-28 23:42 [PATCH 00/27] locking/lockdep: Add support for dynamic keys Bart Van Assche
2018-11-28 23:42 ` [PATCH 01/27] lockdep tests: Display compiler warning and error messages Bart Van Assche
2018-11-28 23:43 ` [PATCH 02/27] lockdep tests: Fix shellcheck warnings Bart Van Assche
2018-11-28 23:43 ` [PATCH 03/27] lockdep tests: Improve testing accuracy Bart Van Assche
2018-11-28 23:43 ` [PATCH 04/27] lockdep tests: Run lockdep tests a second time under Valgrind Bart Van Assche
2018-11-28 23:43 ` [PATCH 05/27] liblockdep: Rename "trywlock" into "trywrlock" Bart Van Assche
2018-11-28 23:43 ` [PATCH 06/27] liblockdep: Add dummy print_irqtrace_events() implementation Bart Van Assche
2018-11-28 23:43 ` [PATCH 07/27] lockdep tests: Test the lockdep_reset_lock() implementation Bart Van Assche
2018-11-28 23:43 ` [PATCH 08/27] locking/lockdep: Declare local symbols static Bart Van Assche
2018-11-28 23:43 ` [PATCH 09/27] locking/lockdep: Inline __lockdep_init_map() Bart Van Assche
2018-11-28 23:43 ` [PATCH 10/27] locking/lockdep: Introduce lock_class_cache_is_registered() Bart Van Assche
2018-11-28 23:43 ` Bart Van Assche [this message]
2018-12-05 10:03 ` [tip:timers/core] timekeeping: Use proper seqcount initializer tip-bot for Bart Van Assche
2018-11-28 23:43 ` [PATCH 12/27] net/core: Assign a name to devnet_rename_seq.dep_map Bart Van Assche
2018-11-29 0:45 ` David Miller
2018-11-28 23:43 ` [PATCH 13/27] locking/lockdep: Complain if a lock object has no name Bart Van Assche
2018-11-28 23:43 ` [PATCH 14/27] locking/lockdep: Remove a superfluous INIT_LIST_HEAD() statement Bart Van Assche
2018-11-28 23:43 ` [PATCH 15/27] locking/lockdep: Make concurrent lockdep_reset_lock() calls safe Bart Van Assche
2018-11-28 23:43 ` [PATCH 16/27] locking/lockdep: Stop using RCU primitives to access all_lock_classes Bart Van Assche
2018-11-28 23:43 ` [PATCH 17/27] locking/lockdep: Make zap_class() remove all matching lock order entries Bart Van Assche
2018-11-28 23:43 ` [PATCH 18/27] locking/lockdep: Reorder struct lock_class members Bart Van Assche
2018-11-28 23:43 ` [PATCH 19/27] locking/lockdep: Retain the class key and name while freeing a lock class Bart Van Assche
2018-11-28 23:43 ` [PATCH 20/27] locking/lockdep: Free lock classes that are no longer in use Bart Van Assche
2018-11-29 10:37 ` Peter Zijlstra
2018-11-28 23:43 ` [PATCH 21/27] locking/lockdep: Rename lock_list.entry into lock_list.lock_order_entry Bart Van Assche
2018-11-28 23:43 ` [PATCH 22/27] locking/lockdep: Reuse list entries that are no longer in use Bart Van Assche
2018-11-29 10:49 ` Peter Zijlstra
2018-11-29 12:01 ` Peter Zijlstra
2018-11-29 16:48 ` Bart Van Assche
2018-12-01 20:24 ` Peter Zijlstra
2018-12-03 16:40 ` Bart Van Assche
2018-12-03 17:32 ` Peter Zijlstra
2018-12-03 18:16 ` Bart Van Assche
2018-12-04 8:14 ` Peter Zijlstra
2018-12-04 16:08 ` Bart Van Assche
2018-11-28 23:43 ` [PATCH 23/27] locking/lockdep: Check data structure consistency Bart Van Assche
2018-11-29 12:30 ` Peter Zijlstra
2018-11-29 16:50 ` Bart Van Assche
2018-11-29 16:59 ` Peter Zijlstra
2018-11-28 23:43 ` [PATCH 24/27] locking/lockdep: Introduce __lockdep_free_key_range() Bart Van Assche
2018-11-29 10:00 ` Peter Zijlstra
2018-11-28 23:43 ` [PATCH 25/27] locking/lockdep: Add support for dynamic keys Bart Van Assche
2018-11-29 10:10 ` Peter Zijlstra
2018-12-03 17:07 ` Bart Van Assche
2018-12-03 17:31 ` Peter Zijlstra
2018-11-29 12:04 ` Peter Zijlstra
2018-11-29 16:59 ` Bart Van Assche
2018-11-28 23:43 ` [PATCH 26/27] kernel/workqueue: Use dynamic lockdep keys for workqueues Bart Van Assche
2018-11-28 23:43 ` [PATCH 27/27] lockdep tests: Test dynamic key registration Bart Van Assche
2018-11-29 12:31 ` [PATCH 00/27] locking/lockdep: Add support for dynamic keys Peter Zijlstra
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