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Date: Sun, 29 Apr 2012 17:45:59 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Linus Torvalds <torvalds@linux-foundation.org>
CC: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Michael Tokarev <mjt@tls.msk.ru>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
        Ian Kent <raven@themaw.net>, Thomas Meyer <thomas@m3y3r.de>,
        autofs@vger.kernel.org
Subject: Re: autofs: make the autofsv5 packet file descriptor use a packetized
 pipe
References: <20120429205429.63CCD7C0064@ra.kernel.org> <4F9DD994.70202@zytor.com> <CA+55aFy72rPMq3M2_PU0ue45Fb38_Effrfhu2uOpdVXt9H1XOg@mail.gmail.com> <4F9DDCB6.1070908@zytor.com> <CA+55aFwGZm4+rdJ+xArhsVJ8P5gH3xxCfuoHibotr0Sik484=w@mail.gmail.com> <4F9DDE47.5060008@zytor.com> <CA+55aFzDhkVzaUYQwKbkUqoRNb223+w0-k=pOxTZHja75JOMvQ@mail.gmail.com>
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On 04/29/2012 05:43 PM, Linus Torvalds wrote:
> 
> (There's a "len" field in the v5 packet, but that's not the packet
> length, that's the length of the name component)
> 

Yes, that dates back from autofs v2/3 where there was only one packet type.

	-hpa