From: Michael Neuling <mneuling@au1.ibm.com>
Date: Thu, 18 Oct 2007 10:06:35 +0000 (-0700)
Subject: add-scaled-time-to-taskstats-based-process-accounting fix
X-Git-Tag: v2.6.24-rc1~337
X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=f494f8fcb18e962839a82d542fbe6bed9cf5be07;p=linux-2.6-omap-h63xx.git

add-scaled-time-to-taskstats-based-process-accounting fix

This moves the new items to the end of the taskstats struct as
requested by Balbir and yourself.

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>
---

diff --git a/include/linux/taskstats.h b/include/linux/taskstats.h
index 92bfd1c153f..5d69c0744ff 100644
--- a/include/linux/taskstats.h
+++ b/include/linux/taskstats.h
@@ -85,12 +85,9 @@ struct taskstats {
 	 * On some architectures, value will adjust for cpu time stolen
 	 * from the kernel in involuntary waits due to virtualization.
 	 * Value is cumulative, in nanoseconds, without a corresponding count
-	 * and wraps around to zero silently on overflow.  The
-	 * _scaled_ version accounts for cpus which can scale the
-	 * number of instructions executed each cycle.
+	 * and wraps around to zero silently on overflow
 	 */
 	__u64	cpu_run_real_total;
-	__u64	cpu_scaled_run_real_total;
 
 	/* cpu "virtual" running time
 	 * Uses time intervals seen by the kernel i.e. no adjustment
@@ -145,10 +142,6 @@ struct taskstats {
 	__u64	write_char;		/* bytes written */
 	__u64	read_syscalls;		/* read syscalls */
 	__u64	write_syscalls;		/* write syscalls */
-
-	/* time accounting for SMT machines */
-	__u64	ac_utimescaled;		/* utime scaled on frequency etc */
-	__u64	ac_stimescaled;		/* stime scaled on frequency etc */
 	/* Extended accounting fields end */
 
 #define TASKSTATS_HAS_IO_ACCOUNTING
@@ -159,6 +152,11 @@ struct taskstats {
 
 	__u64  nvcsw;			/* voluntary_ctxt_switches */
 	__u64  nivcsw;			/* nonvoluntary_ctxt_switches */
+
+	/* time accounting for SMT machines */
+	__u64	ac_utimescaled;		/* utime scaled on frequency etc */
+	__u64	ac_stimescaled;		/* stime scaled on frequency etc */
+	__u64	cpu_scaled_run_real_total; /* scaled cpu_run_real_total */
 };