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-rw-r--r--drivers/infiniband/core/umem.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 24244a2f68cc..66148739b00f 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -199,7 +199,6 @@ struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr,
struct mm_struct *mm;
unsigned long npages;
int ret;
- unsigned long dma_attrs = 0;
struct scatterlist *sg;
unsigned int gup_flags = FOLL_WRITE;
@@ -211,9 +210,6 @@ struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr,
if (!context)
return ERR_PTR(-EIO);
- if (dmasync)
- dma_attrs |= DMA_ATTR_WRITE_BARRIER;
-
/*
* If the combination of the addr and size requested for this memory
* region causes an integer overflow, return error.
@@ -294,11 +290,10 @@ struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr,
sg_mark_end(sg);
- umem->nmap = ib_dma_map_sg_attrs(context->device,
+ umem->nmap = ib_dma_map_sg(context->device,
umem->sg_head.sgl,
umem->sg_nents,
- DMA_BIDIRECTIONAL,
- dma_attrs);
+ DMA_BIDIRECTIONAL);
if (!umem->nmap) {
ret = -ENOMEM;