From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Kurt Kanzenbach <kurt@linutronix.de>
Subject: [for-next][PATCH 3/8] tracing: Introduce trace clock tai
Date: Thu, 28 Apr 2022 17:51:05 -0400 [thread overview]
Message-ID: <20220428215140.258564440@goodmis.org> (raw)
In-Reply-To: 20220428215102.260147624@goodmis.org
From: Kurt Kanzenbach <kurt@linutronix.de>
A fast/NMI safe accessor for CLOCK_TAI has been introduced.
Use it for adding the additional trace clock "tai".
Link: https://lkml.kernel.org/r/20220414091805.89667-3-kurt@linutronix.de
Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
kernel/trace/trace.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 400d3e9fe9ff..087740f63d92 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1542,6 +1542,7 @@ static struct {
{ ktime_get_mono_fast_ns, "mono", 1 },
{ ktime_get_raw_fast_ns, "mono_raw", 1 },
{ ktime_get_boot_fast_ns, "boot", 1 },
+ { ktime_get_tai_fast_ns, "tai", 1 },
ARCH_TRACE_CLOCKS
};
--
2.35.1
next prev parent reply other threads:[~2022-04-28 21:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-28 21:51 [for-next][PATCH 0/8] tracing: Updates for 5.19 Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 1/8] ring-buffer: Have absolute time stamps handle large numbers Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 2/8] ring-buffer: Have 32 bit time stamps use all 64 bits Steven Rostedt
2022-04-28 21:51 ` Steven Rostedt [this message]
2022-04-28 21:51 ` [for-next][PATCH 4/8] tracing: Add documentation for trace clock tai Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 5/8] tracing: Remove usage of list iterator after the loop body Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 6/8] tracing: Remove usage of list iterator variable after the loop Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 7/8] tracing: Replace usage of found with dedicated list iterator variable Steven Rostedt
2022-04-28 21:51 ` [for-next][PATCH 8/8] tracing: Remove check of list iterator against head past the loop body Steven Rostedt
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