[Top] [All Lists]

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

[Xen-devel] is_xen_swiotlb_buffer() vs CONFIG_HIGHMEM

To: "Jeremy Fitzhardinge" <jeremy@xxxxxxxx>
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Mon, 14 Dec 2009 15:02:31 +0000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Mon, 14 Dec 2009 07:02:55 -0800
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Jeremy,

shouldn't is_xen_swiotlb_buffer() also check against e.g. highstart_pfn
to deal with wrap-around potentially leading to aliasing of
[xen_io_tlb_start,xen_io_tlb_end)?

Jan


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

Follow-Ups:
- [Xen-devel] Re: is_xen_swiotlb_buffer() vs CONFIG_HIGHMEM
  - From: Jeremy Fitzhardinge

Prev by Date: Re: [Xen-devel] Disable PCI passthrough FLR as an option?
Next by Date: [Xen-devel] Re: [xen-3.4.2][2.6.31.6-pvops] pciback not seizing devices
Previous by thread: [Xen-devel] xenbus_dev_shutdown: backend/console/14/0: Initialising != Connected, skipping
Next by thread: [Xen-devel] Re: is_xen_swiotlb_buffer() vs CONFIG_HIGHMEM
Index(es):
- Date
- Thread

Rackspace

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