linux-kernel - Re: How Linux /proc filesystem convert a fd to the actual pathname?

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Message-ID: <4ae3c140708202341x13c8accfq5ad6f747c216dffe@mail.gmail.com>
Date:	Tue, 21 Aug 2007 02:41:07 -0400
From:	"Xin Zhao" <uszhaoxin@...il.com>
To:	"Kevin Hao" <haokexin@...il.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: How Linux /proc filesystem convert a fd to the actual pathname?

Thanks! That perfectly answered my question.

-x

On 8/21/07, Kevin Hao <haokexin@...il.com> wrote:
> > I am curious how Linux convert an fd to the pathname?  Does it
> > recursively walk back from current dentry to the root?
> Using d_path.
> > Can someone point me to the right place in the kernel where this
> > functionality is implemented?
>
 may be the function you want.
>
-
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