linux-kernel - Re: [PATCH] radix_tree: delete orphaned macro radix_tree_indirect_to

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Message-ID: <CAPQyPG4h-uLhEGMGHYoBCVh-zoS7GBWDsnCQ3h6_nqAPkoE2xw@mail.gmail.com>
Date:	Thu, 22 Dec 2011 11:36:41 +0800
From:	Nai Xia <nai.xia@...il.com>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Hugh Dickins <hughd@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dave Chinner <david@...morbit.com>, Jan Kara <jack@...e.cz>,
	Mel Gorman <mgorman@...e.de>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH] radix_tree: delete orphaned macro radix_tree_indirect_to_ptr

On Thu, Dec 22, 2011 at 11:29 AM, Li Zefan <lizf@...fujitsu.com> wrote:
> nai.xia wrote:
>> Seems nobody has been using the macro radix_tree_indirect_to_ptr()
>> since long time ago. Delete it.
>>
>
> Someone else has already posted the same patch.
>
> https://lkml.org/lkml/2011/12/16/118

Oh,yes!  This thread just suddenly reminds me of that long time
noop line. I should have searched recent patch submission. :)

>
>> Signed-off-by: Nai Xia <nai.xia@...il.com>
>> ---
>>  include/linux/radix-tree.h |    3 ---
>>  1 files changed, 0 insertions(+), 3 deletions(-)
>>
>> --- a/include/linux/radix-tree.h
>> +++ b/include/linux/radix-tree.h
>> @@ -49,9 +49,6 @@
>>  #define RADIX_TREE_EXCEPTIONAL_ENTRY    2
>>  #define RADIX_TREE_EXCEPTIONAL_SHIFT    2
>>
>> -#define radix_tree_indirect_to_ptr(ptr) \
>> -    radix_tree_indirect_to_ptr((void __force *)(ptr))
>> -
>>  static inline int radix_tree_is_indirect_ptr(void *ptr)
>>  {
>>      return (int)((unsigned long)ptr & RADIX_TREE_INDIRECT_PTR);
>
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