[PATCH] csa: Extended system accounting over taskstats

Add extended system accounting handling over taskstats interface.  A
CONFIG_TASK_XACCT flag is created to enable the extended accounting code.

Signed-off-by: Jay Lan <jlan@sgi.com>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Jes Sorensen <jes@sgi.com>
Cc: Chris Sturtivant <csturtiv@sgi.com>
Cc: Tony Ernst <tee@sgi.com>
Cc: Guillaume Thouvenin <guillaume.thouvenin@bull.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/taskstats.c b/kernel/taskstats.c
index 6c38dce88e8c..5d6a8c54ee85 100644
--- a/kernel/taskstats.c
+++ b/kernel/taskstats.c
@@ -20,6 +20,7 @@
 #include <linux/taskstats_kern.h>
 #include <linux/tsacct_kern.h>
 #include <linux/delayacct.h>
+#include <linux/tsacct_kern.h>
 #include <linux/cpumask.h>
 #include <linux/percpu.h>
 #include <net/genetlink.h>
@@ -204,6 +205,9 @@ static int fill_pid(pid_t pid, struct task_struct *pidtsk,
         stats->version = TASKSTATS_VERSION;
         bacct_add_tsk(stats, tsk);
 
+        /* fill in extended acct fields */
+        xacct_add_tsk(stats, tsk);
+
         /* Define err: label here if needed */
         put_task_struct(tsk);
         return rc;