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Message-ID: <3DAD49F0.8050808@quark.didntduck.org>
Date: Wed, 16 Oct 2002 07:13:52 -0400
From: Brian Gerst <bgerst@quark.didntduck.org>
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To: Melkor Ainur <melkorainur@yahoo.com>
CC: linux-kernel@vger.kernel.org
Subject: Re: user space virtual address to a vm_area_struct
References: <20021016091011.9346.qmail@web21204.mail.yahoo.com>
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Melkor Ainur wrote:
> Hi,
> 
> Is there a recommended way for a driver to take an
> application provided virtual address while executing
> in the syscall context of that same application and
> find the corresponding vm_area_struct (if exists for
> that address) that spans that virtual address?
> 
> Melkor

down_read(current->mm->mmap_sem);
vma = find_vma(current->mm, address);
...
up_read(current->mm->mmap_sem);

--
				Brian Gerst


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