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author | Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> | 2008-07-04 09:59:39 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-04 10:40:06 -0700 |
commit | f93f18cd94626108021c4e681f48d2d99bca5b90 (patch) | |
tree | 53874deb243f585160b300d6a99da479132c0455 /Documentation/accounting | |
parent | 05946bce839b4fed5442dbfab77060fb75e051f3 (diff) | |
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Update taskstats-struct document for scaled time accounting
Update Documentation/accounting/taskstats-struct.txt for TASKSTATS_VERSION 6,
adding scaled time accounting.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/accounting')
-rw-r--r-- | Documentation/accounting/taskstats-struct.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/accounting/taskstats-struct.txt b/Documentation/accounting/taskstats-struct.txt index 8aa7529f825..cd784f46bf8 100644 --- a/Documentation/accounting/taskstats-struct.txt +++ b/Documentation/accounting/taskstats-struct.txt @@ -24,6 +24,8 @@ 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 + 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 +166,8 @@ 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 */ } |