From: Tommy Reynolds <Tommy.Reynolds@MegaCoder.com>
To: linux-kernel@vger.kernel.org
Subject: Re: global memory access
Date: Sat, 4 Dec 2004 18:47:45 -0600 [thread overview]
Message-ID: <20041204184745.4c822e39.Tommy.Reynolds@MegaCoder.com> (raw)
In-Reply-To: <Pine.GSO.4.58.0412041401570.28362@moondance.cse.ucsc.edu>
Uttered Lan Xue <lanxue@soe.ucsc.edu>, spake thus:
> I was wondering how a user-level program can share a writable memory
> buffer with the kernel. The memory can either belongs to the kernel space
> or the user space, but both kernel module and user program should be able
> to access(read, write) it.
$ man 2 mmap
Cheers!
prev parent reply other threads:[~2004-12-05 0:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-02 9:44 Maximum packet size in kernel cranium2003
2004-12-04 22:05 ` global memory access Lan Xue
2004-12-05 0:47 ` Tommy Reynolds [this message]
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