linux-kernel - [for-next][PATCH 14/14] rtla: Report missed event count

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250124184858.566204650@goodmis.org>
Date: Fri, 24 Jan 2025 13:48:49 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: linux-kernel@...r.kernel.org
Cc: Tomas Glozar <tglozar@...hat.com>,
 John Kacur <jkacur@...hat.com>,
 Luis Goncalves <lgoncalv@...hat.com>,
 Gabriele Monaco <gmonaco@...hat.com>
Subject: [for-next][PATCH 14/14] rtla: Report missed event count

From: Tomas Glozar <tglozar@...hat.com>

Print how many events were missed by trace buffer overflow in the main
instance at the end of the run (for hist) or during the run (for top).

Cc: John Kacur <jkacur@...hat.com>
Cc: Luis Goncalves <lgoncalv@...hat.com>
Link: https://lore.kernel.org/20250123142339.990300-5-tglozar@redhat.com
Signed-off-by: Tomas Glozar <tglozar@...hat.com>
Tested-by: Gabriele Monaco <gmonaco@...hat.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 tools/tracing/rtla/src/osnoise_hist.c  | 1 +
 tools/tracing/rtla/src/osnoise_top.c   | 1 +
 tools/tracing/rtla/src/timerlat_hist.c | 1 +
 tools/tracing/rtla/src/timerlat_top.c  | 1 +
 4 files changed, 4 insertions(+)

diff --git a/tools/tracing/rtla/src/osnoise_hist.c b/tools/tracing/rtla/src/osnoise_hist.c
index f250f999a4ee..b4930b835b0a 100644
--- a/tools/tracing/rtla/src/osnoise_hist.c
+++ b/tools/tracing/rtla/src/osnoise_hist.c
@@ -440,6 +440,7 @@ osnoise_print_stats(struct osnoise_hist_params *params, struct osnoise_tool *too
 	trace_seq_reset(trace->seq);
 
 	osnoise_print_summary(params, trace, data);
+	osnoise_report_missed_events(tool);
 }
 
 /*
diff --git a/tools/tracing/rtla/src/osnoise_top.c b/tools/tracing/rtla/src/osnoise_top.c
index 6d50653ae224..4772677ac762 100644
--- a/tools/tracing/rtla/src/osnoise_top.c
+++ b/tools/tracing/rtla/src/osnoise_top.c
@@ -280,6 +280,7 @@ osnoise_print_stats(struct osnoise_top_params *params, struct osnoise_tool *top)
 
 	trace_seq_do_printf(trace->seq);
 	trace_seq_reset(trace->seq);
+	osnoise_report_missed_events(top);
 }
 
 /*
diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index 91aedb44da01..cdecc8f120dc 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -641,6 +641,7 @@ timerlat_print_stats(struct timerlat_hist_params *params, struct osnoise_tool *t
 
 	timerlat_print_summary(params, trace, data);
 	timerlat_print_stats_all(params, trace, data);
+	osnoise_report_missed_events(tool);
 }
 
 /*
diff --git a/tools/tracing/rtla/src/timerlat_top.c b/tools/tracing/rtla/src/timerlat_top.c
index 51115f92e15e..05a9403b01d2 100644
--- a/tools/tracing/rtla/src/timerlat_top.c
+++ b/tools/tracing/rtla/src/timerlat_top.c
@@ -435,6 +435,7 @@ timerlat_print_stats(struct timerlat_top_params *params, struct osnoise_tool *to
 
 	trace_seq_do_printf(trace->seq);
 	trace_seq_reset(trace->seq);
+	osnoise_report_missed_events(top);
 }
 
 /*
-- 
2.45.2