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From: Julien Grall <julien.grall@citrix.com>
To: Julien Grall <julien.grall@linaro.org>
Cc: Keir Fraser <keir@xen.org>,
	ian.campbell@citrix.com, stefano.stabellini@eu.citrix.com,
	patches@linaro.org, tim@xen.org, Jan Beulich <jbeulich@suse.com>,
	xen-devel@lists.xenproject.org
Subject: Re: [PATCH V3] xen: Check if the range is valid in init_domheap_pages
Date: Wed, 20 Nov 2013 16:09:33 +0000	[thread overview]
Message-ID: <528CDEBD.8060508@citrix.com> (raw)
In-Reply-To: <1384349870-4256-1-git-send-email-julien.grall@linaro.org>

On 11/13/2013 01:37 PM, Julien Grall wrote:
> On ARM, when an initrd is given to xen by U-boot, it will reserve the memory in
> the device tree.
> In this case, when xen decides to free unused memory, dt_unreserved_regions
> will call init_domheap_pages with the start and the end of range equals. But
> the latter assumes that (start > end), if not Xen will hang because the
> number of pages is equals to (unsigned)-1.
> 
> Signed-off-by: Julien Grall <julien.grall@linaro.org>
> CC: Keir Fraser <keir@xen.org>
> CC: Jan Beulich <jbeulich@suse.com>

Ping ? Without this commit, the user is unable to pass initrd to dom0 on
ARM.

-- 
Julien Grall

  parent reply	other threads:[~2013-11-20 16:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-13 13:37 [PATCH V3] xen: Check if the range is valid in init_domheap_pages Julien Grall
2013-11-13 14:58 ` Keir Fraser
2013-11-20 16:09 ` Julien Grall [this message]
2013-11-20 21:12   ` Keir Fraser

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