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| author | Ingo Molnar <mingo@elte.hu> | 2007-08-02 17:41:40 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-08-02 17:41:40 +0200 |
| commit | 94c18227d1e3f02de5b345bd3cd5c960214dc9c8 (patch) | |
| tree | c2cb18bf1deb097f61cea3ebec23bbd844e1e072 /include/linux | |
| parent | 6cfb0d5d06bea2b8791f32145eae539d524e5f6c (diff) | |
| download | op-kernel-dev-94c18227d1e3f02de5b345bd3cd5c960214dc9c8.zip op-kernel-dev-94c18227d1e3f02de5b345bd3cd5c960214dc9c8.tar.gz | |
[PATCH] sched: reduce task_struct size
more task_struct size reduction, by moving the debugging/instrumentation
fields to under CONFIG_SCHEDSTATS:
(i386, nodebug):
size
----
pre-CFS 1328
CFS 1472
CFS+patch 1376
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sched.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index c9e0c2a..17249fa 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -904,23 +904,28 @@ struct sched_entity { struct rb_node run_node; unsigned int on_rq; + u64 exec_start; + u64 sum_exec_runtime; u64 wait_start_fair; + u64 sleep_start_fair; + +#ifdef CONFIG_SCHEDSTATS u64 wait_start; - u64 exec_start; + u64 wait_max; + s64 sum_wait_runtime; + u64 sleep_start; - u64 sleep_start_fair; - u64 block_start; u64 sleep_max; + s64 sum_sleep_runtime; + + u64 block_start; u64 block_max; u64 exec_max; - u64 wait_max; - u64 last_ran; - u64 sum_exec_runtime; - s64 sum_wait_runtime; - s64 sum_sleep_runtime; unsigned long wait_runtime_overruns; unsigned long wait_runtime_underruns; +#endif + #ifdef CONFIG_FAIR_GROUP_SCHED struct sched_entity *parent; /* rq on which this entity is (to be) queued: */ |
