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-rw-r--r--meta/recipes-kernel/lttng/lttng-modules/0001-Fix-compaction-migratepages-event-name.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-compaction-migratepages-event-name.patch b/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-compaction-migratepages-event-name.patch
new file mode 100644
index 0000000000..e988f7a3d5
--- /dev/null
+++ b/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-compaction-migratepages-event-name.patch
@@ -0,0 +1,37 @@
+From c312bda00d2dc10ce5f6c1189acbefee5c6c8c6c Mon Sep 17 00:00:00 2001
+From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+Date: Tue, 29 Mar 2022 16:34:07 -0400
+Subject: [PATCH 01/10] Fix: compaction migratepages event name
+
+The commit "fix: mm: compaction: fix the migration stats in trace_mm_compaction_migratepages() (v5.17)"
+
+Triggers this warning:
+
+ LTTng: event provider mismatch: The event name needs to start with provider name + _ + one or more letter, provider: compaction, event name: mm_compaction_migratepages
+
+Upstream-Status: Backport
+
+Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+Change-Id: I01c7485af765084dafb33bf33ae392e60bfbf1e7
+---
+ include/instrumentation/events/compaction.h | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/include/instrumentation/events/compaction.h b/include/instrumentation/events/compaction.h
+index 340e41f5..15964537 100644
+--- a/include/instrumentation/events/compaction.h
++++ b/include/instrumentation/events/compaction.h
+@@ -98,7 +98,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
+ #endif /* #else #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0) */
+
+ #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+-LTTNG_TRACEPOINT_EVENT(mm_compaction_migratepages,
++LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,
++
++ compaction_migratepages,
+
+ TP_PROTO(unsigned long nr_all,
+ unsigned int nr_succeeded),
+--
+2.19.1
+