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authorJonathan Lim <jlim@sgi.com>2008-07-25 04:48:40 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-25 13:53:46 -0400
commit49b5cf34727a6c1be1568ab28e89a2d9a6bf51e0 (patch)
tree29505ad668bfadc67a670ad4ebc5c65823a87413 /include/linux/sched.h
parent7394f0f6c0baab650ea9194cb1be847df646fb57 (diff)
accounting: account for user time when updating memory integrals
Adapt acct_update_integrals() to include user time when calculating the time difference. The units of acct_rss_mem1 and acct_vm_mem1 are also changed from pages-jiffies to pages-usecs to avoid calling jiffies_to_usecs() in xacct_add_tsk() which might overflow. Signed-off-by: Jonathan Lim <jlim@sgi.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 354ef478a80d..af780f299c7c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1257,7 +1257,7 @@ struct task_struct {
1257#if defined(CONFIG_TASK_XACCT) 1257#if defined(CONFIG_TASK_XACCT)
1258 u64 acct_rss_mem1; /* accumulated rss usage */ 1258 u64 acct_rss_mem1; /* accumulated rss usage */
1259 u64 acct_vm_mem1; /* accumulated virtual memory usage */ 1259 u64 acct_vm_mem1; /* accumulated virtual memory usage */
1260 cputime_t acct_stimexpd;/* stime since last update */ 1260 cputime_t acct_timexpd; /* stime + utime since last update */
1261#endif 1261#endif
1262#ifdef CONFIG_CPUSETS 1262#ifdef CONFIG_CPUSETS
1263 nodemask_t mems_allowed; 1263 nodemask_t mems_allowed;