1 files changed, 6 insertions, 0 deletions

diff --git a/Documentation/accounting/taskstats-struct.txt b/Documentation/accounting/taskstats-struct.txt
index 661c797eaf79..8aa7529f8258 100644
--- a/Documentation/accounting/taskstats-struct.txt
+++ b/Documentation/accounting/taskstats-struct.txt
@@ -22,6 +22,8 @@ There are three different groups of fields in the struct taskstats:
     /* Extended accounting fields end */
     Their values are collected if CONFIG_TASK_XACCT is set.
 
+4) Per-task and per-thread context switch count statistics
+
 Future extension should add fields to the end of the taskstats struct, and
 should not change the relative position of each field within the struct.
 
@@ -158,4 +160,8 @@ struct taskstats {
 
         /* Extended accounting fields end */
 
+4) Per-task and per-thread statistics
+        __u64   nvcsw;                  /* Context voluntary switch counter */
+        __u64   nivcsw;                 /* Context involuntary switch counter */
+
 }