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From: Li Zefan <lizf@cn.fujitsu.com>
To: Dave Hansen <dave@linux.vnet.ibm.com>
Cc: akpm@linux-foundation.org, containers@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, menage@google.com,
	vda.linux@googlemail.com, mikew@google.com,
	xiyou.wangcong@gmail.com, kamezawa.hiroyu@jp.fujitsu.com,
	hpa@zytor.com, bblum@google.com
Subject: Re: [RFC][PATCH] flexible array implementation v4
Date: Fri, 24 Jul 2009 11:02:28 +0800	[thread overview]
Message-ID: <4A692444.2030303@cn.fujitsu.com> (raw)
In-Reply-To: <20090723152647.D9391722@kernel>

Dave Hansen wrote:
> Remaining issues:
> - How should we deal with out-of-range indexes, especially
>   in flex_array_get() which returns void*?  ERR_PTR()?
>   BUG_ON()?  return NULL (current behavior)?
> - Should care be taken not to allow a flex_array_get() to
>   an index where no flex_array_put() was done?
> - Should we decay further than just packing things into the
>   'base' page?  Should we actually kmalloc() less than a
>   page at times when it will fit?
> 

I sugguest find some candidate users and see how this flex_array
fits them.


  parent reply	other threads:[~2009-07-24  3:04 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-23 15:26 [RFC][PATCH] flexible array implementation v4 Dave Hansen
2009-07-23 15:26 ` Dave Hansen
2009-07-24  0:08 ` KAMEZAWA Hiroyuki
2009-07-24  0:08 ` KAMEZAWA Hiroyuki
2009-07-24  3:02 ` Li Zefan
2009-07-24  3:02 ` Li Zefan [this message]
     [not found]   ` <4A692444.2030303-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2009-07-24  3:08     ` KAMEZAWA Hiroyuki
2009-07-24  3:08   ` KAMEZAWA Hiroyuki
2009-07-24  3:26     ` Benjamin Blum
     [not found]     ` <20090724120811.a581eea5.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2009-07-24  3:26       ` Benjamin Blum
2009-07-24 15:07       ` Paul Menage
2009-07-24 15:07     ` Paul Menage
2009-07-24 23:38 ` Andrew Morton
     [not found]   ` <20090724163814.08c7eee3.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2009-08-14 17:56     ` Dan Williams
2009-08-14 17:56   ` Dan Williams
2009-08-14 19:02     ` Dave Hansen
     [not found]     ` <e9c3a7c20908141056o32ce1204k6751b43271aa88ab-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-08-14 19:02       ` Dave Hansen
2009-07-24 23:38 ` Andrew Morton

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