summaryrefslogtreecommitdiff
path: root/lib/swiotlb.c
diff options
context:
space:
mode:
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-07-27 20:16:00 -0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-08-21 14:47:24 -0400
commitfc2341df9e31be8a3940f4e302372d7ef46bab8c (patch)
tree68fd88509c9254801030f79f397471835339cc3e /lib/swiotlb.c
parent988f0e24bbcbbf550dff016faf8273a94f4eb1af (diff)
xen/swiotlb: With more than 4GB on 64-bit, disable the native SWIOTLB.
If a PV guest is booted the native SWIOTLB should not be turned on. It does not help us (we don't have any PCI devices) and it eats 64MB of good memory. In the case of PV guests with PCI devices we need the Xen-SWIOTLB one. [v1: Rewrite comment per Stefano's suggestion] Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'lib/swiotlb.c')
0 files changed, 0 insertions, 0 deletions