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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-11-11 11:14:51 +0000 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2014-12-04 12:41:47 +0000 |
| commit | 35e0be88c426e8d2d6a4ed91d80ea25d73d127aa (patch) | |
| tree | 19fd96b769cd54158d9d018d42ddb8c265736688 /arch | |
| parent | e9e87eb3f9180b2b0470409b24fb39b8a1941520 (diff) | |
| download | linux-35e0be88c426e8d2d6a4ed91d80ea25d73d127aa.tar.gz linux-35e0be88c426e8d2d6a4ed91d80ea25d73d127aa.tar.xz | |
xen/arm: remove outer_*_range call
Dom0 is not actually capable of issuing outer_inv_range or
outer_clean_range calls.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/xen/mm32.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/arm/xen/mm32.c b/arch/arm/xen/mm32.c index a5a93fce913b..6153d61f0907 100644 --- a/arch/arm/xen/mm32.c +++ b/arch/arm/xen/mm32.c @@ -61,9 +61,6 @@ static void __xen_dma_page_dev_to_cpu(struct device *hwdev, dma_addr_t handle, /* Cannot use __dma_page_dev_to_cpu because we don't have a * struct page for handle */ - if (dir != DMA_TO_DEVICE) - outer_inv_range(handle, handle + size); - dma_cache_maint(handle & PAGE_MASK, handle & ~PAGE_MASK, size, dir, dmac_unmap_area); } @@ -72,12 +69,6 @@ static void __xen_dma_page_cpu_to_dev(struct device *hwdev, dma_addr_t handle, { dma_cache_maint(handle & PAGE_MASK, handle & ~PAGE_MASK, size, dir, dmac_map_area); - - if (dir == DMA_FROM_DEVICE) { - outer_inv_range(handle, handle + size); - } else { - outer_clean_range(handle, handle + size); - } } void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, |