From: Hans-Christian Egtvedt <egtvedt@samfundet.no>
To: Jiang Liu <liuj97@gmail.com>
Cc: Jiang Liu <jiang.liu@huawei.com>,
Haavard Skinnemoen <hskinnemoen@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] AVR32: fix building warnings caused by redifinitions of HZ
Date: Sun, 7 Apr 2013 09:55:26 +0200 [thread overview]
Message-ID: <20130407075526.GA28026@samfundet.no> (raw)
In-Reply-To: <1365266616-8424-1-git-send-email-jiang.liu@huawei.com>
Around Sun 07 Apr 2013 00:43:36 +0800 or thereabout, Jiang Liu wrote:
> Fix building warnings caused by redifinitions of HZ:
> In file included from /ws/linux/kernel/linux.git/include/uapi/linux/param.h:4,
> from include/linux/timex.h:63,
> from include/linux/jiffies.h:8,
> from include/linux/ktime.h:25,
> from include/linux/timer.h:5,
> from include/linux/workqueue.h:8,
> from include/linux/srcu.h:34,
> from include/linux/notifier.h:15,
> from include/linux/memory_hotplug.h:6,
> from include/linux/mmzone.h:777,
> from include/linux/gfp.h:4,
> from arch/avr32/mm/init.c:10:
> /ws/linux/kernel/linux.git/arch/avr32/include/asm/param.h:6:1: warning: "HZ" redefined
> In file included from /ws/linux/kernel/linux.git/arch/avr32/include/asm/param.h:4,
> from /ws/linux/kernel/linux.git/include/uapi/linux/param.h:4,
> from include/linux/timex.h:63,
> from include/linux/jiffies.h:8,
> from include/linux/ktime.h:25,
> from include/linux/timer.h:5,
> from include/linux/workqueue.h:8,
> from include/linux/srcu.h:34,
> from include/linux/notifier.h:15,
> from include/linux/memory_hotplug.h:6,
> from include/linux/mmzone.h:777,
> from include/linux/gfp.h:4,
> from arch/avr32/mm/init.c:10:
> /ws/linux/kernel/linux.git/arch/avr32/include/uapi/asm/param.h:6:1: warning: this is the location of the previous definition
Thanks for fixing.
> Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com>
> Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no>
> Cc: linux-kernel@vger.kernel.org
Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
> ---
> arch/avr32/include/uapi/asm/param.h | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/arch/avr32/include/uapi/asm/param.h b/arch/avr32/include/uapi/asm/param.h
> index d28aa5e..abda103 100644
> --- a/arch/avr32/include/uapi/asm/param.h
> +++ b/arch/avr32/include/uapi/asm/param.h
> @@ -2,7 +2,11 @@
> #define _UAPI__ASM_AVR32_PARAM_H
>
>
> -#ifndef HZ
> +#ifndef __KERNEL__
> + /*
> + * Technically, this is wrong, but some old apps still refer to it.
> + * The proper way to get the HZ value is via sysconf(_SC_CLK_TCK).
> + */
With this comment, are there AVR32 drivers/users that should be fixed? Or is
it parts of the tree in general?
> # define HZ 100
> #endif
>
--
mvh
Hans-Christian Egtvedt
next prev parent reply other threads:[~2013-04-07 7:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-06 16:43 [PATCH] AVR32: fix building warnings caused by redifinitions of HZ Jiang Liu
2013-04-07 7:55 ` Hans-Christian Egtvedt [this message]
2013-04-07 15:29 ` Jiang Liu
2013-04-08 6:55 ` Hans-Christian Egtvedt
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