From: Brian Gerst <bgerst@quark.didntduck.org>
To: Melkor Ainur <melkorainur@yahoo.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: user space virtual address to a vm_area_struct
Date: Wed, 16 Oct 2002 07:13:52 -0400 [thread overview]
Message-ID: <3DAD49F0.8050808@quark.didntduck.org> (raw)
In-Reply-To: 20021016091011.9346.qmail@web21204.mail.yahoo.com
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
prev parent reply other threads:[~2002-10-16 11:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-16 9:10 user space virtual address to a vm_area_struct Melkor Ainur
2002-10-16 11:13 ` Brian Gerst [this message]
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