From: Patrick McHardy <kaber@trash.net>
To: Changli Gao <xiaosuo@gmail.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>, netfilter-devel@vger.kernel.org
Subject: Re: [PATCH 3/3] nfnetlink_queue: use hash table to speed up entry finding.
Date: Thu, 15 Apr 2010 12:36:05 +0200 [thread overview]
Message-ID: <4BC6EC15.4070205@trash.net> (raw)
In-Reply-To: <h2n412e6f7f1004142353uac023edfqc59d076c0d8a1784@mail.gmail.com>
Changli Gao wrote:
> On Tue, Apr 13, 2010 at 9:25 PM, Patrick McHardy <kaber@trash.net> wrote:
>>> Yes, that is why vmalloc() is perfect for this case. No extra memory for
>>> management, but one pointer for each page of memory.
>> I agree, if it works for conntrack, it certainly also works for
>> nfnetlink_queue.
>>
>
> I need to allocate memory in atomic section, so vmalloc() can't be used. :(
Why?
next prev parent reply other threads:[~2010-04-15 10:36 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-09 4:13 [PATCH 3/3] nfnetlink_queue: use hash table to speed up entry finding Changli Gao
2010-04-09 4:50 ` Eric Dumazet
2010-04-13 10:09 ` Patrick McHardy
2010-04-13 11:06 ` Changli Gao
2010-04-13 12:44 ` Eric Dumazet
2010-04-13 13:02 ` Changli Gao
2010-04-13 13:09 ` Changli Gao
2010-04-13 13:23 ` Eric Dumazet
2010-04-13 13:25 ` Patrick McHardy
2010-04-15 6:53 ` Changli Gao
2010-04-15 8:23 ` Eric Dumazet
2010-04-15 8:30 ` Changli Gao
2010-04-15 10:36 ` Patrick McHardy [this message]
2010-04-15 14:35 ` Changli Gao
2010-04-15 14:40 ` Patrick McHardy
2010-04-15 14:46 ` Patrick McHardy
2010-04-15 15:01 ` Changli Gao
2010-04-15 15:05 ` Patrick McHardy
2010-04-15 15:11 ` Changli Gao
2010-04-15 15:35 ` Patrick McHardy
2010-04-16 13:50 ` Changli Gao
2010-04-16 15:30 ` Patrick McHardy
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