swiotlb-xen: ensure we have a single callsite for xen_dma_map_page
authorChristoph Hellwig <hch@lst.de>
Thu, 11 Apr 2019 07:20:00 +0000 (09:20 +0200)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 2 May 2019 23:52:06 +0000 (19:52 -0400)
commit063b8271ec8f706d833e61dfca40c512504a62c1
treeb1ae9fd85840c7c1a5bf4514e984ea6ebb2574dd
parent2e12dceef3d3fb8d796e384aa242062d1643cad4
swiotlb-xen: ensure we have a single callsite for xen_dma_map_page

Refactor the code a bit to make further changes easier.

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
drivers/xen/swiotlb-xen.c