linux-kernel - Re: [PATCH 01/13] android: lowmemorykiller: Fix warning on 64bit

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Message-ID: <20120307220454.GA16555@kroah.com>
Date:	Wed, 7 Mar 2012 14:04:54 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	John Stultz <john.stultz@...aro.org>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	Android Kernel Team <kernel-team@...roid.com>
Subject: Re: [PATCH 01/13] android: lowmemorykiller: Fix warning on 64bit

On Wed, Mar 07, 2012 at 01:58:11PM -0800, John Stultz wrote:
> Fixes the following warning on 64bit:
> drivers/staging/android/lowmemorykiller.c: In function ‘__check_minfree’:
> drivers/staging/android/lowmemorykiller.c:215: warning: return from incompatible pointer type
> 
> CC: Greg KH <gregkh@...uxfoundation.org>
> CC: Android Kernel Team <kernel-team@...roid.com>
> Signed-off-by: John Stultz <john.stultz@...aro.org>
> ---
>  drivers/staging/android/lowmemorykiller.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/staging/android/lowmemorykiller.c b/drivers/staging/android/lowmemorykiller.c
> index 052b43e..15a59c1 100644
> --- a/drivers/staging/android/lowmemorykiller.c
> +++ b/drivers/staging/android/lowmemorykiller.c
> @@ -212,7 +212,7 @@ static void __exit lowmem_exit(void)
>  module_param_named(cost, lowmem_shrinker.seeks, int, S_IRUGO | S_IWUSR);
>  module_param_array_named(adj, lowmem_adj, int, &lowmem_adj_size,
>  			 S_IRUGO | S_IWUSR);
> -module_param_array_named(minfree, lowmem_minfree, uint, &lowmem_minfree_size,
> +module_param_array_named(minfree, lowmem_minfree, ulong, &lowmem_minfree_size,
>  			 S_IRUGO | S_IWUSR);

No, the correct fix for this is to make lowmem_minfree an int, not
size_t, right?  I made that fix an hour ago in my tree.

thanks,

greg k-h
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