Re: [PATCH] Silly bitmap size accounting fix

[Steven Rostedt <rostedt@goodmis.org>]

On Sun, 14 May 2006, Nick Piggin wrote:

>
> Yes that sounds even better.
>

I absolutely agree (a bit of a blush as well!)

Andrew,

I guess this is much better than before.  Never seen so much action on a
patch that was just a comment!

-- Steve

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

Index: linux-2.6.17-rc3-mm1/kernel/sched.c
===================================================================
--- linux-2.6.17-rc3-mm1.orig/kernel/sched.c	2006-05-12 04:02:32.000000000 -0400
+++ linux-2.6.17-rc3-mm1/kernel/sched.c	2006-05-13 11:56:08.000000000 -0400
@@ -192,13 +192,11 @@ static inline unsigned int task_timeslic
  * These are the runqueue data structures:
  */

-#define BITMAP_SIZE ((((MAX_PRIO+1+7)/8)+sizeof(long)-1)/sizeof(long))
-
 typedef struct runqueue runqueue_t;

 struct prio_array {
 	unsigned int nr_active;
-	unsigned long bitmap[BITMAP_SIZE];
+	DECLARE_BITMAP(bitmap, MAX_PRIO+1); /* include 1 bit for delimiter */
 	struct list_head queue[MAX_PRIO];
 };

-
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