From: David Vrabel <david.vrabel@citrix.com>
To: Jan Beulich <JBeulich@suse.com>,
David Vrabel <david.vrabel@citrix.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>
Subject: Re: Linux'es free_initmem() on Xen
Date: Tue, 2 Feb 2016 13:30:11 +0000 [thread overview]
Message-ID: <56B0AF63.1050803@citrix.com> (raw)
In-Reply-To: <56B0B2A702000078000CD7BC@prv-mh.provo.novell.com>
On 02/02/16 12:44, Jan Beulich wrote:
> All,
>
> while looking into some of the DEBUG_WX issues I came across
> aforementioned function and started wondering how pv-ops gets
> away without the unmapping XenoLinux has always been doing
> (in free_init_pages()).
Um. I'm not sure why you think something needs to be unmapped. This is
freeing the pages back to the page allocator -- thus the pages still
need to be mapped.
David
next prev parent reply other threads:[~2016-02-02 13:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-02 12:44 Linux'es free_initmem() on Xen Jan Beulich
2016-02-02 13:30 ` David Vrabel [this message]
2016-02-02 14:10 ` Jan Beulich
2016-02-02 15:09 ` David Vrabel
2016-02-04 7:36 ` Jan Beulich
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