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| author | Michael Neuling <mikey@neuling.org> | 2007-10-18 03:06:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-18 14:37:28 -0700 |
| commit | c66f08be7e3ad0a28bcd9a0aef766fdf08ea0ec6 (patch) | |
| tree | d147c0a43a66973014d924a6020388a249c509a7 /kernel/tsacct.c | |
| parent | 898eb71cb17644964c5895fb190e79e3d0c49679 (diff) | |
| download | op-kernel-dev-c66f08be7e3ad0a28bcd9a0aef766fdf08ea0ec6.zip op-kernel-dev-c66f08be7e3ad0a28bcd9a0aef766fdf08ea0ec6.tar.gz | |
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 'kernel/tsacct.c')
| -rw-r--r-- | kernel/tsacct.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/tsacct.c b/kernel/tsacct.c index c122131..4ab1b58 100644 --- a/kernel/tsacct.c +++ b/kernel/tsacct.c @@ -62,6 +62,10 @@ void bacct_add_tsk(struct taskstats *stats, struct task_struct *tsk) rcu_read_unlock(); stats->ac_utime = cputime_to_msecs(tsk->utime) * USEC_PER_MSEC; stats->ac_stime = cputime_to_msecs(tsk->stime) * USEC_PER_MSEC; + stats->ac_utimescaled = + cputime_to_msecs(tsk->utimescaled) * USEC_PER_MSEC; + stats->ac_stimescaled = + cputime_to_msecs(tsk->stimescaled) * USEC_PER_MSEC; stats->ac_minflt = tsk->min_flt; stats->ac_majflt = tsk->maj_flt; |
