diff options
| author | Michael Neuling <mikey@neuling.org> | 2007-10-18 06:06:34 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-18 17:37:28 -0400 |
| commit | c66f08be7e3ad0a28bcd9a0aef766fdf08ea0ec6 (patch) | |
| tree | d147c0a43a66973014d924a6020388a249c509a7 /include/linux/kernel_stat.h | |
| parent | 898eb71cb17644964c5895fb190e79e3d0c49679 (diff) | |
Add scaled time to taskstats based process accounting
This adds items to the taststats struct to account for user and system
time based on scaling the CPU frequency and instruction issue rates.
Adds account_(user|system)_time_scaled callbacks which architectures
can use to account for time using this mechanism.
Signed-off-by: Michael Neuling <mikey@neuling.org>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Jay Lan <jlan@engr.sgi.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/kernel_stat.h')
| -rw-r--r-- | include/linux/kernel_stat.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 12bf44f083f5..e8ffce898bf9 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h | |||
| @@ -53,7 +53,9 @@ static inline int kstat_irqs(int irq) | |||
| 53 | } | 53 | } |
| 54 | 54 | ||
| 55 | extern void account_user_time(struct task_struct *, cputime_t); | 55 | extern void account_user_time(struct task_struct *, cputime_t); |
| 56 | extern void account_user_time_scaled(struct task_struct *, cputime_t); | ||
| 56 | extern void account_system_time(struct task_struct *, int, cputime_t); | 57 | extern void account_system_time(struct task_struct *, int, cputime_t); |
| 58 | extern void account_system_time_scaled(struct task_struct *, cputime_t); | ||
| 57 | extern void account_steal_time(struct task_struct *, cputime_t); | 59 | extern void account_steal_time(struct task_struct *, cputime_t); |
| 58 | 60 | ||
| 59 | #endif /* _LINUX_KERNEL_STAT_H */ | 61 | #endif /* _LINUX_KERNEL_STAT_H */ |