From: Li Zefan <lizf@cn.fujitsu.com>
To: David Rientjes <rientjes@google.com>
Cc: Dave Hansen <dave@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [patch 3/4 -mm] flex_array: poison free elements
Date: Wed, 09 Sep 2009 11:45:15 +0800 [thread overview]
Message-ID: <4AA724CB.1070401@cn.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.1.00.0909082034470.8334@chino.kir.corp.google.com>
11:41, David Rientjes wrote:
> On Wed, 9 Sep 2009, Li Zefan wrote:
>
>> I was not talking about ftrace_ret_stack, I was talking about
>> struct ftrace_page and struct ftrace_profile_page. ;)
>>
>
> Gack, ftrace_page would probably be better off simply using the flex list
> implementation I suggested which constructs a list from page->lru since it
> doesn't appear to require indexing into the array, it simply requires an
> iteration in all cases (or am I wrong?). Flex lists could easily be made
> to support seqfiles.
>
Right, iteration is needed but indexing is not. I thought
about flex list too, flex array has some limitations which
make it hard to find a real user.
next prev parent reply other threads:[~2009-09-09 3:46 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-21 23:21 [patch 1/4 -mm] flex_array: convert element_nr formals to unsigned David Rientjes
2009-08-21 23:21 ` [patch 2/4 -mm] flex_array: add flex_array_clear function David Rientjes
2009-08-24 15:41 ` Dave Hansen
2009-08-24 20:29 ` David Rientjes
2009-08-24 20:38 ` Dave Hansen
2009-08-24 20:50 ` David Rientjes
2009-08-24 21:28 ` Dave Hansen
2009-08-24 22:32 ` David Rientjes
2009-08-21 23:21 ` [patch 3/4 -mm] flex_array: poison free elements David Rientjes
2009-08-24 15:56 ` Dave Hansen
2009-08-24 20:41 ` David Rientjes
2009-08-24 21:16 ` Dave Hansen
2009-08-24 22:40 ` David Rientjes
2009-08-24 21:42 ` Dave Hansen
2009-08-24 22:44 ` David Rientjes
2009-09-08 22:26 ` David Rientjes
2009-09-09 2:05 ` Li Zefan
2009-09-09 3:18 ` David Rientjes
2009-09-09 3:31 ` Li Zefan
2009-09-09 3:41 ` David Rientjes
2009-09-09 3:45 ` Li Zefan [this message]
2009-09-09 4:15 ` David Rientjes
2009-09-09 15:28 ` Dave Hansen
2009-09-09 19:18 ` David Rientjes
2009-09-09 19:22 ` Dave Hansen
2009-09-09 19:34 ` David Rientjes
2009-08-21 23:21 ` [patch 4/4 -mm] flex_array: add flex_array_shrink function David Rientjes
2009-08-21 23:49 ` Andrew Morton
2009-08-22 0:02 ` Randy Dunlap
2009-08-22 21:28 ` David Rientjes
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