From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Jan Beulich" <JBeulich@novell.com>
Subject: [PATCH] x86/ATS: remove unreferenced lock member from
	struct pci_ats_dev
Date: Fri, 25 Mar 2011 16:25:18 +0000
Message-ID: <4D8CCFFE02000078000386A2@vpn.id2.novell.com>
Mime-Version: 1.0
Content-Type: multipart/mixed; boundary="=__Part96BA5AFE.0__="
Return-path: <xen-devel-bounces@lists.xensource.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
List-Id: xen-devel@lists.xenproject.org

This is a MIME message. If you are reading this text, you may want to 
consider changing to a mail reader or gateway that understands how to 
properly handle MIME multipart messages.

--=__Part96BA5AFE.0__=
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: quoted-printable
Content-Disposition: inline

Otherwise this may give the false impression the some explicit locking
is done in this code.

Signed-off-by: Jan Beulich <jbeulich@novell.com>

--- a/xen/drivers/passthrough/vtd/x86/ats.c
+++ b/xen/drivers/passthrough/vtd/x86/ats.c
@@ -40,7 +40,6 @@ struct pci_ats_dev {
     u8 bus;
     u8 devfn;
     u16 ats_queue_depth;    /* ATS device invalidation queue depth */
-    spinlock_t lock;
 };
 static LIST_HEAD(ats_devices);
=20




--=__Part96BA5AFE.0__=
Content-Type: text/plain; name="x86-ats-no-lock.patch"
Content-Transfer-Encoding: quoted-printable
Content-Disposition: attachment; filename="x86-ats-no-lock.patch"

Otherwise this may give the false impression the some explicit locking=0Ais=
 done in this code.=0A=0ASigned-off-by: Jan Beulich <jbeulich@novell.com>=
=0A=0A--- a/xen/drivers/passthrough/vtd/x86/ats.c=0A+++ b/xen/drivers/passt=
hrough/vtd/x86/ats.c=0A@@ -40,7 +40,6 @@ struct pci_ats_dev {=0A     u8 =
bus;=0A     u8 devfn;=0A     u16 ats_queue_depth;    /* ATS device =
invalidation queue depth */=0A-    spinlock_t lock;=0A };=0A static =
LIST_HEAD(ats_devices);=0A =0A
--=__Part96BA5AFE.0__=
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel

--=__Part96BA5AFE.0__=--