From: Oliver Neukum <oneukum@suse.com>
To: Krzysztof Opasiak <k.opasiak@samsung.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
Jeremy White <jwhite@codeweavers.com>,
Hans de Goede <hdegoede@redhat.com>,
"Daniel P. Berrange" <berrange@redhat.com>,
spice-devel@lists.freedesktop.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [Spice-devel] [RFC PATCH 1/1] Add a usbredir kernel module to remotely connect USB devices over IP.
Date: Mon, 06 Jul 2015 10:20:21 +0200 [thread overview]
Message-ID: <1436170821.8225.1.camel@suse.com> (raw)
In-Reply-To: <55964CFF.1090803@samsung.com>
On Fri, 2015-07-03 at 10:51 +0200, Krzysztof Opasiak wrote:
> Doesn't we have the same problem with functionfs/gadgetfs and
> dummy_hcd?
> Or with fuse?
>
> It's a very generic problem for all "virtualized devices" and it is
> known for quite a long time. This is why many tutorials about swap
> warns
> that swap should be set up only on real block devices which are fully
> served in kernel.
Indeed. But the point is that it isn't limited to swap. As you as
a page needs to be laundered the problem exists.
Mmapping a file for write (non private) is enough.
Regards
Oliver
next prev parent reply other threads:[~2015-07-06 8:21 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-30 21:44 [RFC PATCH 0/1] RFC - Implement a usbredir kernel module Jeremy White
2015-06-30 21:44 ` [RFC PATCH 1/1] Add a usbredir kernel module to remotely connect USB devices over IP Jeremy White
2015-06-30 23:48 ` Greg KH
2015-07-01 3:34 ` Jeremy White
2015-07-01 5:44 ` Greg KH
2015-07-01 15:55 ` Jeremy White
2015-07-01 16:13 ` Greg KH
2015-07-01 18:39 ` Hans de Goede
2015-07-07 16:47 ` Jeremy White
2015-07-08 7:11 ` Hans de Goede
2015-07-09 0:19 ` Jeremy White
2015-07-01 9:06 ` [Spice-devel] " Daniel P. Berrange
2015-07-01 18:31 ` Jeremy White
2015-07-01 18:45 ` Hans de Goede
2015-07-02 8:45 ` Oliver Neukum
2015-07-02 11:35 ` Hans de Goede
2015-07-02 12:10 ` Oliver Neukum
2015-07-02 15:57 ` Jeremy White
2015-07-02 18:46 ` Oliver Neukum
2015-07-02 19:02 ` Jeremy White
2015-07-02 19:59 ` Alan Stern
2015-07-02 20:06 ` Jeremy White
2015-07-02 20:20 ` Alan Stern
2015-07-03 8:51 ` Krzysztof Opasiak
2015-07-03 14:04 ` Alan Stern
2015-07-06 8:20 ` Oliver Neukum [this message]
2015-07-06 20:14 ` Jeremy White
2015-07-06 20:22 ` Alan Stern
[not found] ` <mnlh2b$1cs$1@ger.gmane.org>
2015-07-22 14:03 ` Jeremy White
2015-07-22 14:34 ` Greg KH
2015-07-22 16:55 ` Jeremy White
2015-07-22 17:59 ` Sean O. Stalley
2015-07-23 0:20 ` Jeremy White
2015-12-09 22:32 ` Jeremy White
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