Message-ID: <52016958.70005@zytor.com>
Date: Tue, 06 Aug 2013 14:23:36 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Bjorn Helgaas <bhelgaas@google.com>
CC: Shuah Khan <shuahkhan@gmail.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        postmaster@vger.kernel.org
Subject: Re: kernel mailing list permalinks
References: <CAErSpo7eHXC-SXFYuAkkoDdhLoHzsRGh7_36wgc8=j2+qz2btA@mail.gmail.com> <CAKocOOMCsuLBsvg3npugW3EK5+UBzvQVvjeVBgTLrGrsp7o9rw@mail.gmail.com> <51FC26C7.8060108@zytor.com> <CAErSpo7z7b-i7qENa9q+8jLmsV=EFiykBy5wU1AE3eAMG1MKUA@mail.gmail.com>
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On 08/06/2013 02:11 PM, Bjorn Helgaas wrote:
>>
>> The above link is also a good example of subtleness: + in a URL means a
>> space character, it has to be escaped as %2B.  Particularly a problem in
>> gmail message-ids.
> 
> Ooh, thanks.  I wasn't aware of that, and I've certainly constructed
> links that are semi-broken because of this issue.  Having the
> permalink in the message footer would avoid that problem.
> 
> I don't know what it would take to implement this.  Escaping special
> characters makes it not quite as trivial as I thought it might be.
> 

Part of me wonders if we could/should make the bouncer recognize that a
space character is not a valid part of a Message-ID (I think) and change
it back into a +.

A quoted Message-ID might be weird as heck, but one rarely if ever see
them, I don't know if they are even legal.

	-hpa


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