linux-kernel - Re: [patch 2/7] tick: Convert broadcast cpu bitmaps to cpumask_var

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Message-ID: <874ngnycys.fsf@rustcorp.com.au>
Date:	Thu, 07 Mar 2013 16:51:23 +1100
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>
Cc:	LAK <linux-arm-kernel@...ts.infradead.org>,
	John Stultz <john.stultz@...aro.org>,
	Arjan van de Veen <arjan@...radead.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	Jason Liu <liu.h.jason@...il.com>
Subject: Re: [patch 2/7] tick: Convert broadcast cpu bitmaps to cpumask_var_t

Thomas Gleixner <tglx@...utronix.de> writes:
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Rusty Russell <rusty@...tcorp.com.au>
> ---
>  kernel/time/tick-broadcast.c |   86 +++++++++++++++++++++----------------------
>  kernel/time/tick-common.c    |    1 
>  kernel/time/tick-internal.h  |    3 +
>  3 files changed, 46 insertions(+), 44 deletions(-)
>
> Index: tip/kernel/time/tick-broadcast.c
> ===================================================================
> --- tip.orig/kernel/time/tick-broadcast.c
> +++ tip/kernel/time/tick-broadcast.c
> @@ -28,9 +28,8 @@
>   */
>  
>  static struct tick_device tick_broadcast_device;
> -/* FIXME: Use cpumask_var_t. */
> -static DECLARE_BITMAP(tick_broadcast_mask, NR_CPUS);
> -static DECLARE_BITMAP(tmpmask, NR_CPUS);
> +static cpumask_var_t tick_broadcast_mask;
> +static cpumask_var_t tmpmask;
>  static DEFINE_RAW_SPINLOCK(tick_broadcast_lock);
>  static int tick_broadcast_force;

Thanks, this is a nice cleanup.

Cheers,
Rusty.
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