From: "Jürgen Groß" <jgross@suse.com>
To: Christoph Hellwig <hch@lst.de>, Wei Liu <wl@xen.org>
Cc: Bob Liu <bob.liu@oracle.com>,
"Durrant, Paul" <pdurrant@amazon.com>,
Konrad Wilk <konrad.wilk@oracle.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Stefano Stabellini <sstabellini@kernel.org>,
xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org
Subject: Re: Use of VM_IOREMAP in xenbus
Date: Thu, 9 Apr 2020 08:37:48 +0200 [thread overview]
Message-ID: <8074b77d-d784-95ee-8d47-069827855876@suse.com> (raw)
In-Reply-To: <20200409061846.GA30241@lst.de>
Adjusting recipient list (dropping David, new mail addresses for Wei and
Paul).
On 09.04.20 08:18, Christoph Hellwig wrote:
> Hi Wei,
>
> commit ccc9d90a9a8b5 ("xenbus_client: Extend interface to support
> multi-page ring") addes a use of vmap in what is now
> xenbus_map_ring_valloc_hvm, and uses the VM_IOREMAP flag that is
> only really intended for implementing ioremap. Do you remember
> what the reason is that this flag was used?
>
Juergen
next prev parent reply other threads:[~2020-04-09 6:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-09 6:18 Use of VM_IOREMAP in xenbus Christoph Hellwig
2020-04-09 6:37 ` Jürgen Groß [this message]
2020-04-09 14:28 ` Wei Liu
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