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From: Ankita Garg <ankita@in.ibm.com>
To: Sri Ram Vemulpali <sri.ram.gmu06@gmail.com>
Cc: Kernel-newbies <kernelnewbies@nl.linux.org>,
	linux-kernel-mail <linux-kernel@vger.kernel.org>
Subject: Re: Mapping memory between kernel and user space
Date: Tue, 15 Feb 2011 11:24:26 +0530	[thread overview]
Message-ID: <20110215055426.GA468@in.ibm.com> (raw)
In-Reply-To: <AANLkTi=Ca4Lcc_war-atpr81eJcZA3ks+EKFf9Rq5pKs@mail.gmail.com>

On Wed, Feb 09, 2011 at 06:45:42PM -0500, Sri Ram Vemulpali wrote:
> Hi all,
> 
>   How do I map some space between kernel and user space. Can anyone
> point me in to right direction. I was trying to map the packets from
> my netfilter function to kernel user space, to avoid over head of
> copying. Thanks in advance.
>

You can take a look at remap_pfn_range() routine when implementing mmap
in your driver.
 
-- 
Regards,
Ankita Garg (ankita@in.ibm.com)
Linux Technology Center
IBM India Systems & Technology Labs,
Bangalore, India

  reply	other threads:[~2011-02-15  5:54 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-09 23:45 Sri Ram Vemulpali
2011-02-15  5:54 ` Ankita Garg [this message]
2011-02-15 17:15   ` Sri Ram Vemulpali
2011-02-16  5:09     ` Ankita Garg
2011-02-16  5:52     ` Rajat Sharma
     [not found]       ` <AANLkTinEuS-TgtxE7tGdL=XbJ2UUqqdqji1UA3F_BH2R@mail.gmail.com>
2011-02-16 15:32         ` Rajat Sharma

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