From: Norbert Lange via lttng-dev <lttng-dev@lists.lttng.org>
To: lttng-dev@lists.lttng.org
Subject: [lttng-dev] [PATCH v2 2/2] lttng_ust_init_thread: call urcu_register_thread
Date: Mon, 1 Aug 2022 16:37:00 +0200 [thread overview]
Message-ID: <20220801143700.160380-2-norbert.lange@andritz.com> (raw)
In-Reply-To: <20220801143700.160380-1-norbert.lange@andritz.com>
From: Norbert Lange <nolange79@gmail.com>
Eagerly register the thread, and avoid taking mutex during the
first tracepoint.
Signed-off-by: Norbert Lange <nolange79@gmail.com>
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
src/lib/lttng-ust/lttng-ust-comm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/lib/lttng-ust/lttng-ust-comm.c b/src/lib/lttng-ust/lttng-ust-comm.c
index 0a039fef..0fe2da46 100644
--- a/src/lib/lttng-ust/lttng-ust-comm.c
+++ b/src/lib/lttng-ust/lttng-ust-comm.c
@@ -447,6 +447,8 @@ void lttng_ust_init_thread(void)
* this thread attempts to use them.
*/
lttng_ust_common_init_thread(LTTNG_UST_INIT_THREAD_MASK);
+
+ lttng_ust_urcu_register_thread();
}
int lttng_get_notify_socket(void *owner)
--
2.35.1
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next prev parent reply other threads:[~2022-08-01 14:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-01 14:36 [lttng-dev] [PATCH v2 1/2] lttng_ust_init_thread: initialise cached context values Norbert Lange via lttng-dev
2022-08-01 14:37 ` Norbert Lange via lttng-dev [this message]
2022-08-01 15:13 ` [lttng-dev] [PATCH v2 2/2] lttng_ust_init_thread: call urcu_register_thread Mathieu Desnoyers via lttng-dev
2022-08-01 15:11 ` [lttng-dev] [PATCH v2 1/2] lttng_ust_init_thread: initialise cached context values Mathieu Desnoyers via lttng-dev
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