diff options
Diffstat (limited to 'arch/arm/xen')
| -rw-r--r-- | arch/arm/xen/mm.c | 17 | ||||
| -rw-r--r-- | arch/arm/xen/p2m.c | 10 |
2 files changed, 5 insertions, 22 deletions
diff --git a/arch/arm/xen/mm.c b/arch/arm/xen/mm.c index f0325d96b97a..785d2a562a23 100644 --- a/arch/arm/xen/mm.c +++ b/arch/arm/xen/mm.c @@ -185,23 +185,6 @@ EXPORT_SYMBOL_GPL(xen_destroy_contiguous_region); const struct dma_map_ops *xen_dma_ops; EXPORT_SYMBOL(xen_dma_ops); -static const struct dma_map_ops xen_swiotlb_dma_ops = { - .alloc = xen_swiotlb_alloc_coherent, - .free = xen_swiotlb_free_coherent, - .sync_single_for_cpu = xen_swiotlb_sync_single_for_cpu, - .sync_single_for_device = xen_swiotlb_sync_single_for_device, - .sync_sg_for_cpu = xen_swiotlb_sync_sg_for_cpu, - .sync_sg_for_device = xen_swiotlb_sync_sg_for_device, - .map_sg = xen_swiotlb_map_sg_attrs, - .unmap_sg = xen_swiotlb_unmap_sg_attrs, - .map_page = xen_swiotlb_map_page, - .unmap_page = xen_swiotlb_unmap_page, - .dma_supported = xen_swiotlb_dma_supported, - .set_dma_mask = xen_swiotlb_set_dma_mask, - .mmap = xen_swiotlb_dma_mmap, - .get_sgtable = xen_swiotlb_get_sgtable, -}; - int __init xen_mm_init(void) { struct gnttab_cache_flush cflush; diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c index 0ed01f2d5ee4..e71eefa2e427 100644 --- a/arch/arm/xen/p2m.c +++ b/arch/arm/xen/p2m.c @@ -144,17 +144,17 @@ bool __set_phys_to_machine_multi(unsigned long pfn, return true; } - p2m_entry = kzalloc(sizeof(struct xen_p2m_entry), GFP_NOWAIT); - if (!p2m_entry) { - pr_warn("cannot allocate xen_p2m_entry\n"); + p2m_entry = kzalloc(sizeof(*p2m_entry), GFP_NOWAIT); + if (!p2m_entry) return false; - } + p2m_entry->pfn = pfn; p2m_entry->nr_pages = nr_pages; p2m_entry->mfn = mfn; write_lock_irqsave(&p2m_lock, irqflags); - if ((rc = xen_add_phys_to_mach_entry(p2m_entry)) < 0) { + rc = xen_add_phys_to_mach_entry(p2m_entry); + if (rc < 0) { write_unlock_irqrestore(&p2m_lock, irqflags); return false; } |