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

Re: [Xen-devel] Buffered IO for IO?


  • To: "Zulauf, John" <john.zulauf@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir@xxxxxxxxxxxxx>
  • Date: Sat, 21 Jul 2007 10:44:35 +0100
  • Delivery-date: Sat, 21 Jul 2007 02:38:51 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcfJ+4xa03nXqi+ITfuOyWNblE0QKgBGW8swABmw4XE=
  • Thread-topic: [Xen-devel] Buffered IO for IO?



On 20/7/07 22:33, "Zulauf, John" <john.zulauf@xxxxxxxxx> wrote:

> Has anyone experimented with adding Buffered IO support for "out"
> instructions?  Currently, the buffered io pages is only used for mmio
> writes (and then only to vga space).  It seems quite straight-forward to
> add.

Is it safe to buffer, and hence arbitrarily delay, any I/O port write?

 -- Keir


_______________________________________________
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®.