diff options
Diffstat (limited to 'Documentation/accounting/taskstats-struct.txt')
-rw-r--r-- | Documentation/accounting/taskstats-struct.txt | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/accounting/taskstats-struct.txt b/Documentation/accounting/taskstats-struct.txt index cd784f46bf8a..e7512c061c15 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. | |||
6 | There are three different groups of fields in the struct taskstats: | 6 | There are three different groups of fields in the struct taskstats: |
7 | 7 | ||
8 | 1) Common and basic accounting fields | 8 | 1) Common and basic accounting fields |
9 | If CONFIG_TASKSTATS is set, the taskstats inteface is enabled and | 9 | If CONFIG_TASKSTATS is set, the taskstats interface is enabled and |
10 | the common fields and basic accounting fields are collected for | 10 | the common fields and basic accounting fields are collected for |
11 | delivery at do_exit() of a task. | 11 | delivery at do_exit() of a task. |
12 | 2) Delay accounting fields | 12 | 2) Delay accounting fields |
@@ -26,6 +26,8 @@ There are three different groups of fields in the struct taskstats: | |||
26 | 26 | ||
27 | 5) Time accounting for SMT machines | 27 | 5) Time accounting for SMT machines |
28 | 28 | ||
29 | 6) Extended delay accounting fields for memory reclaim | ||
30 | |||
29 | Future extension should add fields to the end of the taskstats struct, and | 31 | Future extension should add fields to the end of the taskstats struct, and |
30 | should not change the relative position of each field within the struct. | 32 | should not change the relative position of each field within the struct. |
31 | 33 | ||
@@ -170,4 +172,9 @@ struct taskstats { | |||
170 | __u64 ac_utimescaled; /* utime scaled on frequency etc */ | 172 | __u64 ac_utimescaled; /* utime scaled on frequency etc */ |
171 | __u64 ac_stimescaled; /* stime scaled on frequency etc */ | 173 | __u64 ac_stimescaled; /* stime scaled on frequency etc */ |
172 | __u64 cpu_scaled_run_real_total; /* scaled cpu_run_real_total */ | 174 | __u64 cpu_scaled_run_real_total; /* scaled cpu_run_real_total */ |
175 | |||
176 | 6) Extended delay accounting fields for memory reclaim | ||
177 | /* Delay waiting for memory reclaim */ | ||
178 | __u64 freepages_count; | ||
179 | __u64 freepages_delay_total; | ||
173 | } | 180 | } |