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authorAnton Vorontsov <cbouatmailru@gmail.com>2008-07-30 02:05:23 +0400
committerAnton Vorontsov <cbouatmailru@gmail.com>2008-07-30 02:05:23 +0400
commit9fec6060d9e48ed7db0dac0e16d0f0f0e615b7f6 (patch)
tree74b41f31a08f6500ff3dfcf64ba21e2d9a8e87e5 /Documentation/accounting/taskstats-struct.txt
parentfece418418f51e92dd7e67e17c5e3fe5a28d3279 (diff)
parent6e86841d05f371b5b9b86ce76c02aaee83352298 (diff)
Merge branch 'master' of /home/cbou/linux-2.6
Conflicts: drivers/power/Kconfig drivers/power/Makefile
Diffstat (limited to 'Documentation/accounting/taskstats-struct.txt')
-rw-r--r--Documentation/accounting/taskstats-struct.txt15
1 files changed, 14 insertions, 1 deletions
diff --git a/Documentation/accounting/taskstats-struct.txt b/Documentation/accounting/taskstats-struct.txt
index 8aa7529f825..e7512c061c1 100644
--- a/Documentation/accounting/taskstats-struct.txt
+++ b/Documentation/accounting/taskstats-struct.txt
@@ -6,7 +6,7 @@ This document contains an explanation of the struct taskstats fields.
There are three different groups of fields in the struct taskstats:
1) Common and basic accounting fields
- If CONFIG_TASKSTATS is set, the taskstats inteface is enabled and
+ If CONFIG_TASKSTATS is set, the taskstats interface is enabled and
the common fields and basic accounting fields are collected for
delivery at do_exit() of a task.
2) Delay accounting fields
@@ -24,6 +24,10 @@ There are three different groups of fields in the struct taskstats:
4) Per-task and per-thread context switch count statistics
+5) Time accounting for SMT machines
+
+6) Extended delay accounting fields for memory reclaim
+
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.
@@ -164,4 +168,13 @@ struct taskstats {
__u64 nvcsw; /* Context voluntary switch counter */
__u64 nivcsw; /* Context involuntary switch counter */
+5) Time accounting for SMT machines
+ __u64 ac_utimescaled; /* utime scaled on frequency etc */
+ __u64 ac_stimescaled; /* stime scaled on frequency etc */
+ __u64 cpu_scaled_run_real_total; /* scaled cpu_run_real_total */
+
+6) Extended delay accounting fields for memory reclaim
+ /* Delay waiting for memory reclaim */
+ __u64 freepages_count;
+ __u64 freepages_delay_total;
}