perf_counter: Better align code

Whitespace and comment bits. Also update copyrights.

[ Impact: cleanup ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <new-submission>

include/linux/perf_counter.h

 /*
  *  Performance counters:
  *
- *   Copyright(C) 2008, Thomas Gleixner <tglx@linutronix.de>
- *   Copyright(C) 2008, Red Hat, Inc., Ingo Molnar
+ *    Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de>
+ *    Copyright (C) 2008-2009, Red Hat, Inc., Ingo Molnar
+ *    Copyright (C) 2008-2009, Red Hat, Inc., Peter Zijlstra
  *
  *  Data type definitions, declarations, prototypes.
  *
@@ -31,12 +32,13 @@ enum perf_type_id {
 	PERF_TYPE_HW_CACHE			= 3,
 	PERF_TYPE_RAW				= 4,
 
-	PERF_TYPE_MAX,			/* non ABI */
+	PERF_TYPE_MAX,				/* non-ABI */
 };
 
 /*
- * Generalized performance counter event types, used by the attr.event_id
- * parameter of the sys_perf_counter_open() syscall:
+ * Generalized performance counter event types, used by the
+ * attr.event_id parameter of the sys_perf_counter_open()
+ * syscall:
  */
 enum perf_hw_id {
 	/*
@@ -50,7 +52,7 @@ enum perf_hw_id {
 	PERF_COUNT_HW_BRANCH_MISSES		= 5,
 	PERF_COUNT_HW_BUS_CYCLES		= 6,
 
-	PERF_COUNT_HW_MAX,		/* non ABI */
+	PERF_COUNT_HW_MAX,			/* non-ABI */
 };
 
 /*
@@ -68,7 +70,7 @@ enum perf_hw_cache_id {
 	PERF_COUNT_HW_CACHE_ITLB		= 4,
 	PERF_COUNT_HW_CACHE_BPU			= 5,
 
-	PERF_COUNT_HW_CACHE_MAX,	/* non ABI */
+	PERF_COUNT_HW_CACHE_MAX,		/* non-ABI */
 };
 
 enum perf_hw_cache_op_id {
@@ -76,14 +78,14 @@ enum perf_hw_cache_op_id {
 	PERF_COUNT_HW_CACHE_OP_WRITE		= 1,
 	PERF_COUNT_HW_CACHE_OP_PREFETCH		= 2,
 
-	PERF_COUNT_HW_CACHE_OP_MAX,	/* non ABI */
+	PERF_COUNT_HW_CACHE_OP_MAX,		/* non-ABI */
 };
 
 enum perf_hw_cache_op_result_id {
 	PERF_COUNT_HW_CACHE_RESULT_ACCESS	= 0,
 	PERF_COUNT_HW_CACHE_RESULT_MISS		= 1,
 
-	PERF_COUNT_HW_CACHE_RESULT_MAX,		/* non ABI */
+	PERF_COUNT_HW_CACHE_RESULT_MAX,		/* non-ABI */
 };
 
 /*
@@ -101,7 +103,7 @@ enum perf_sw_ids {
 	PERF_COUNT_SW_PAGE_FAULTS_MIN		= 5,
 	PERF_COUNT_SW_PAGE_FAULTS_MAJ		= 6,
 
-	PERF_COUNT_SW_MAX,		/* non ABI */
+	PERF_COUNT_SW_MAX,			/* non-ABI */
 };
 
 /*
@@ -639,7 +641,10 @@ extern void perf_counter_task_migration(struct task_struct *task, int cpu);
 #define MAX_STACK_DEPTH			255
 
 struct perf_callchain_entry {
-	u16	nr, hv, kernel, user;
+	u16				nr;
+	u16				hv;
+	u16				kernel;
+	u16				user;
 	u64				ip[MAX_STACK_DEPTH];
 };