Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?

To: Bastian Blank <waldi@debian.org>
Cc: 503821@bugs.debian.org, Ian Campbell <ijc@hellion.org.uk>
Subject: Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
From: Florian Weimer <fw@deneb.enyo.de>
Date: Wed, 05 Nov 2008 09:08:46 +0100
Message-id: <[🔎] 877i7ifvch.fsf@mid.deneb.enyo.de>
Reply-to: Florian Weimer <fw@deneb.enyo.de>, 503821@bugs.debian.org
In-reply-to: <[🔎] 20081104164331.GA19105@wavehammer.waldi.eu.org> (Bastian Blank's message of "Tue, 4 Nov 2008 17:43:32 +0100")
References: <[🔎] 1225749403.633.2.camel@localhost.localdomain> <[🔎] 1225787416.633.7.camel@localhost.localdomain> <[🔎] 20081104084919.GA31477@wavehammer.waldi.eu.org> <[🔎] 20081104130249.GA8845@wavehammer.waldi.eu.org> <[🔎] 1225808793.633.9.camel@localhost.localdomain> <[🔎] 20081104164331.GA19105@wavehammer.waldi.eu.org>

* Bastian Blank:

> Unchecked patch attached. It disallows changes from and to PROT_NONE.

Huh?  Doesn't this break the user-space ABI?

Reply to:

References:
- Bug#503821: Backtrace with CONFIG_DEBUG_VM=y
  - From: Ian Campbell <ijc@hellion.org.uk>
- Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
  - From: Ian Campbell <ijc@hellion.org.uk>
- Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
  - From: Bastian Blank <waldi@debian.org>
- Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
  - From: Bastian Blank <waldi@debian.org>
- Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
  - From: Ian Campbell <ijc@hellion.org.uk>
- Bug#503821: Purpose of features/all/xen/workaround-pte-file.patch?
  - From: Bastian Blank <waldi@debian.org>

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