aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/infiniband/core/umem.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/core/umem.c')
-rw-r--r--drivers/infiniband/core/umem.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 27f155d2df8d..3dbf811d3c51 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -115,11 +115,11 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
if (!umem)
return ERR_PTR(-ENOMEM);
- umem->context = context;
- umem->length = size;
- umem->address = addr;
- umem->page_size = PAGE_SIZE;
- umem->pid = get_task_pid(current, PIDTYPE_PID);
+ umem->context = context;
+ umem->length = size;
+ umem->address = addr;
+ umem->page_shift = PAGE_SHIFT;
+ umem->pid = get_task_pid(current, PIDTYPE_PID);
/*
* We ask for writable memory if any of the following
* access flags are set. "Local write" and "remote write"
@@ -133,7 +133,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
if (access & IB_ACCESS_ON_DEMAND) {
put_pid(umem->pid);
- ret = ib_umem_odp_get(context, umem);
+ ret = ib_umem_odp_get(context, umem, access);
if (ret) {
kfree(umem);
return ERR_PTR(ret);
@@ -315,7 +315,6 @@ EXPORT_SYMBOL(ib_umem_release);
int ib_umem_page_count(struct ib_umem *umem)
{
- int shift;
int i;
int n;
struct scatterlist *sg;
@@ -323,11 +322,9 @@ int ib_umem_page_count(struct ib_umem *umem)
if (umem->odp_data)
return ib_umem_num_pages(umem);
- shift = ilog2(umem->page_size);
-
n = 0;
for_each_sg(umem->sg_head.sgl, sg, umem->nmap, i)
- n += sg_dma_len(sg) >> shift;
+ n += sg_dma_len(sg) >> umem->page_shift;
return n;
}