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path: root/drivers/infiniband/core/umem_odp.c
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Diffstat (limited to 'drivers/infiniband/core/umem_odp.c')
-rw-r--r--drivers/infiniband/core/umem_odp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index dc1d7cb15cfa..eb8a5eb65bfa 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -332,9 +332,10 @@ static void put_per_mm(struct ib_umem_odp *umem_odp)
mmu_notifier_call_srcu(&per_mm->rcu, free_per_mm);
}
-struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext_per_mm *per_mm,
+struct ib_umem_odp *ib_alloc_odp_umem(struct ib_umem_odp *root,
unsigned long addr, size_t size)
{
+ struct ib_ucontext_per_mm *per_mm = root->per_mm;
struct ib_ucontext *ctx = per_mm->context;
struct ib_umem_odp *odp_data;
struct ib_umem *umem;
@@ -349,7 +350,7 @@ struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext_per_mm *per_mm,
umem->length = size;
umem->address = addr;
umem->page_shift = PAGE_SHIFT;
- umem->writable = 1;
+ umem->writable = root->umem.writable;
umem->is_odp = 1;
odp_data->per_mm = per_mm;