diff options
Diffstat (limited to 'meta/recipes-kernel/lttng/lttng-modules/0010-fix-mm-compaction-cleanup-the-compaction-trace-event.patch')
| -rw-r--r-- | meta/recipes-kernel/lttng/lttng-modules/0010-fix-mm-compaction-cleanup-the-compaction-trace-event.patch | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/meta/recipes-kernel/lttng/lttng-modules/0010-fix-mm-compaction-cleanup-the-compaction-trace-event.patch b/meta/recipes-kernel/lttng/lttng-modules/0010-fix-mm-compaction-cleanup-the-compaction-trace-event.patch deleted file mode 100644 index 892d3f0d23..0000000000 --- a/meta/recipes-kernel/lttng/lttng-modules/0010-fix-mm-compaction-cleanup-the-compaction-trace-event.patch +++ /dev/null @@ -1,106 +0,0 @@ -From f9208dc00756dfa0a2f191799722030bdf3f793d Mon Sep 17 00:00:00 2001 -From: Michael Jeanson <mjeanson@efficios.com> -Date: Mon, 4 Apr 2022 15:14:01 -0400 -Subject: [PATCH 10/10] fix: mm: compaction: cleanup the compaction trace - events (v5.18) - -See upstream commit : - - commit abd4349ff9b8d242376b67711254221f64f447c7 - Author: Baolin Wang <baolin.wang@linux.alibaba.com> - Date: Tue Mar 22 14:45:56 2022 -0700 - - mm: compaction: cleanup the compaction trace events - - As Steven suggested [1], we should access the pointers from the trace - event to avoid dereferencing them to the tracepoint function when the - tracepoint is disabled. - - [1] https://lkml.org/lkml/2021/11/3/409 - -Upstream-Status: Backport - -Change-Id: I6c08250df8596e8dbc76780ae5d95c899c12e6fe -Signed-off-by: Michael Jeanson <mjeanson@efficios.com> -Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> ---- - include/instrumentation/events/compaction.h | 17 ++++++++++++++++- - src/probes/Kbuild | 17 ++++++++++++++++- - src/probes/lttng-probe-compaction.c | 5 +++++ - 3 files changed, 37 insertions(+), 2 deletions(-) - -diff --git a/include/instrumentation/events/compaction.h b/include/instrumentation/events/compaction.h -index 15964537..ecae39a8 100644 ---- a/include/instrumentation/events/compaction.h -+++ b/include/instrumentation/events/compaction.h -@@ -97,7 +97,22 @@ 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)) -+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0)) -+LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages, -+ -+ compaction_migratepages, -+ -+ TP_PROTO(struct compact_control *cc, -+ unsigned int nr_succeeded), -+ -+ TP_ARGS(cc, nr_succeeded), -+ -+ TP_FIELDS( -+ ctf_integer(unsigned long, nr_migrated, nr_succeeded) -+ ctf_integer(unsigned long, nr_failed, cc->nr_migratepages - nr_succeeded) -+ ) -+) -+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) - LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages, - - compaction_migratepages, -diff --git a/src/probes/Kbuild b/src/probes/Kbuild -index 8d6ff0f2..54784477 100644 ---- a/src/probes/Kbuild -+++ b/src/probes/Kbuild -@@ -167,7 +167,22 @@ ifneq ($(CONFIG_BTRFS_FS),) - endif # $(wildcard $(btrfs_dep)) - endif # CONFIG_BTRFS_FS - --obj-$(CONFIG_LTTNG) += lttng-probe-compaction.o -+# A dependency on internal header 'mm/internal.h' was introduced in v5.18 -+compaction_dep = $(srctree)/mm/internal.h -+compaction_dep_wildcard = $(wildcard $(compaction_dep)) -+compaction_dep_check = $(shell \ -+if [ \( $(VERSION) -ge 6 \ -+ -o \( $(VERSION) -eq 5 -a $(PATCHLEVEL) -ge 18 \) \) -a \ -+ -z "$(compaction_dep_wildcard)" ] ; then \ -+ echo "warn" ; \ -+else \ -+ echo "ok" ; \ -+fi ;) -+ifeq ($(compaction_dep_check),ok) -+ obj-$(CONFIG_LTTNG) += lttng-probe-compaction.o -+else -+ $(warning Files $(compaction_dep) not found. Probe "compaction" is disabled. Use full kernel source tree to enable it.) -+endif # $(wildcard $(compaction_dep)) - - ifneq ($(CONFIG_EXT4_FS),) - ext4_dep = $(srctree)/fs/ext4/*.h -diff --git a/src/probes/lttng-probe-compaction.c b/src/probes/lttng-probe-compaction.c -index f8ddf384..ffaf45f0 100644 ---- a/src/probes/lttng-probe-compaction.c -+++ b/src/probes/lttng-probe-compaction.c -@@ -10,6 +10,11 @@ - - #include <linux/module.h> - #include <lttng/tracer.h> -+#include <lttng/kernel-version.h> -+ -+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0)) -+#include "../mm/internal.h" -+#endif - - /* - * Create the tracepoint static inlines from the kernel to validate that our --- -2.19.1 - |