Fix: update writeback instrumentation for kernel 4.14

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

diff --git a/instrumentation/events/lttng-module/writeback.h b/instrumentation/events/lttng-module/writeback.h
index 6006c2945fecdc61f71bc62afdba025f0aaf98cb..c472b3355548037c0091a07216ab20469b1aa042 100644 (file)
--- a/instrumentation/events/lttng-module/writeback.h
+++ b/instrumentation/events/lttng-module/writeback.h
@@ -400,6 +400,31 @@ LTTNG_TRACEPOINT_EVENT(writeback_queue_io,
        )
 )
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0))
+LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state,
+
+       writeback_global_dirty_state,
+
+       TP_PROTO(unsigned long background_thresh,
+                unsigned long dirty_thresh
+       ),
+
+       TP_ARGS(background_thresh,
+               dirty_thresh
+       ),
+
+       TP_FIELDS(
+               ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY))
+               ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK))
+               ctf_integer(unsigned long, nr_unstable, global_node_page_state(NR_UNSTABLE_NFS))
+               ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED))
+               ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN))
+               ctf_integer(unsigned long, background_thresh, background_thresh)
+               ctf_integer(unsigned long, dirty_thresh, dirty_thresh)
+               ctf_integer(unsigned long, dirty_limit, global_dirty_limit)
+       )
+)
+#else
 LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state,
 
        writeback_global_dirty_state,
@@ -424,6 +449,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state,
        )
 )
 #endif
+#endif
 
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))