instrumentation: compaction: remove compatibility code

[lttng-modules.git] / instrumentation / events / lttng-module / compaction.h

diff --git a/instrumentation/events/lttng-module/compaction.h b/instrumentation/events/lttng-module/compaction.h
index 10edec41425ff3d0c06c839609f8cbb3fad04ace..2fed729096cf2c3b9a3333c291bf2c25b943bfe1 100644 (file)
--- a/instrumentation/events/lttng-module/compaction.h
+++ b/instrumentation/events/lttng-module/compaction.h
@@ -1,15 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM compaction
 
 #if !defined(LTTNG_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ)
 #define LTTNG_TRACE_COMPACTION_H
 
-#include "../../../probes/lttng-tracepoint-event.h"
+#include <probes/lttng-tracepoint-event.h>
 #include <linux/types.h>
-#include <linux/version.h>
-#include <trace/events/gfpflags.h>
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)
 
 LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
 
@@ -28,17 +25,11 @@ LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
        )
 )
 
-LTTNG_TRACEPOINT_EVENT_INSTANCE(compaction_isolate_template, mm_compaction_isolate_migratepages,
-
-       TP_PROTO(unsigned long start_pfn,
-               unsigned long end_pfn,
-               unsigned long nr_scanned,
-               unsigned long nr_taken),
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
 
-       TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
-)
+       mm_compaction_isolate_migratepages,
 
-LTTNG_TRACEPOINT_EVENT_INSTANCE(compaction_isolate_template, mm_compaction_isolate_freepages,
+       compaction_isolate_migratepages,
 
        TP_PROTO(unsigned long start_pfn,
                unsigned long end_pfn,
@@ -48,50 +39,20 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(compaction_isolate_template, mm_compaction_isola
        TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
 )
 
-#else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */
-
-LTTNG_TRACEPOINT_EVENT_CLASS(compaction_isolate_template,
-
-       TP_PROTO(unsigned long nr_scanned,
-               unsigned long nr_taken),
-
-       TP_ARGS(nr_scanned, nr_taken),
-
-       TP_FIELDS(
-               ctf_integer(unsigned long, nr_scanned, nr_scanned)
-               ctf_integer(unsigned long, nr_taken, nr_taken)
-       )
-)
-
-LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
-
-       mm_compaction_isolate_migratepages,
-
-       compaction_isolate_migratepages,
-
-       TP_PROTO(unsigned long nr_scanned,
-               unsigned long nr_taken),
-
-       TP_ARGS(nr_scanned, nr_taken)
-)
-
 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(compaction_isolate_template,
 
        mm_compaction_isolate_freepages,
 
        compaction_isolate_freepages,
 
-       TP_PROTO(unsigned long nr_scanned,
+       TP_PROTO(unsigned long start_pfn,
+               unsigned long end_pfn,
+               unsigned long nr_scanned,
                unsigned long nr_taken),
 
-       TP_ARGS(nr_scanned, nr_taken)
+       TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
 )
 
-#endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0) */
-
-#if LTTNG_KERNEL_RANGE(3,12,30, 3,13,0) || \
-       LTTNG_KERNEL_RANGE(3,14,25, 3,15,0) || \
-       (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
 LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,
 
        compaction_migratepages,
@@ -106,7 +67,7 @@ LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,
                unsigned long nr_failed;
        ),
 
-       TP_code(
+       TP_code_pre(
                tp_locvar->nr_failed = 0;
 
                {
@@ -123,26 +84,12 @@ LTTNG_TRACEPOINT_EVENT_CODE_MAP(mm_compaction_migratepages,
        TP_FIELDS(
                ctf_integer(unsigned long, nr_migrated, nr_all - tp_locvar->nr_failed)
                ctf_integer(unsigned long, nr_failed, tp_locvar->nr_failed)
-       )
-)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
-LTTNG_TRACEPOINT_EVENT_MAP(mm_compaction_migratepages,
-
-       compaction_migratepages,
-
-       TP_PROTO(unsigned long nr_migrated,
-               unsigned long nr_failed),
-
-       TP_ARGS(nr_migrated, nr_failed),
+       ),
 
-       TP_FIELDS(
-               ctf_integer(unsigned long, nr_migrated, nr_migrated)
-               ctf_integer(unsigned long, nr_failed, nr_failed)
-       )
+       TP_code_post()
 )
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
 
 #endif /* LTTNG_TRACE_COMPACTION_H */
 
 /* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>