[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Xen-devel][PATCH] Substitue the duplicate spin_lock_irqsave to spin_lock in the vt-d code path


  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Xin, Xiaohui" <xiaohui.xin@xxxxxxxxx>
  • Date: Thu, 10 Jul 2008 10:47:51 +0800
  • Delivery-date: Wed, 09 Jul 2008 19:48:17 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcjiN1hOiwSm/wg0QNGElBi9ZsqyBA==
  • Thread-topic: [Xen-devel][PATCH] Substitue the duplicate spin_lock_irqsave to spin_lock in the vt-d code path

The patch removes the duplicate spin_lock_irqsave to spin_lock in the Vt-d code path.

The duplicate spin_lock_irqsave() flushes the original EFLAGS saved, and thus disable the local irq.

 

Signed-off-by: Xin, Xiaohui Xiaohui.xin@xxxxxxxxx

Signed-off-by: Tian, Kevin <Kevin.Tian@xxxxxxxxx>

Attachment: fix.diff
Description: fix.diff

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

 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.