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Diffstat (limited to 'drivers/infiniband/hw/hfi1/user_sdma.c')
-rw-r--r--drivers/infiniband/hw/hfi1/user_sdma.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index e88d555389f4..640c244b665b 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -413,6 +413,7 @@ int hfi1_user_sdma_alloc_queues(struct hfi1_ctxtdata *uctxt, struct file *fp)
pq->sdma_rb_root = RB_ROOT;
INIT_LIST_HEAD(&pq->evict);
spin_lock_init(&pq->evict_lock);
+ pq->mm = fd->mm;
iowait_init(&pq->busy, 0, NULL, defer_packet_queue,
activate_packet_queue, NULL);
@@ -442,7 +443,7 @@ int hfi1_user_sdma_alloc_queues(struct hfi1_ctxtdata *uctxt, struct file *fp)
cq->nentries = hfi1_sdma_comp_ring_size;
fd->cq = cq;
- ret = hfi1_mmu_rb_register(&pq->sdma_rb_root, &sdma_rb_ops);
+ ret = hfi1_mmu_rb_register(pq->mm, &pq->sdma_rb_root, &sdma_rb_ops);
if (ret) {
dd_dev_err(dd, "Failed to register with MMU %d", ret);
goto done;
@@ -1205,12 +1206,12 @@ static int pin_vector_pages(struct user_sdma_request *req,
spin_unlock(&pq->evict_lock);
}
retry:
- if (!hfi1_can_pin_pages(pq->dd, pq->n_locked, npages)) {
+ if (!hfi1_can_pin_pages(pq->dd, pq->mm, pq->n_locked, npages)) {
cleared = sdma_cache_evict(pq, npages);
if (cleared >= npages)
goto retry;
}
- pinned = hfi1_acquire_user_pages(
+ pinned = hfi1_acquire_user_pages(pq->mm,
((unsigned long)iovec->iov.iov_base +
(node->npages * PAGE_SIZE)), npages, 0,
pages + node->npages);
@@ -1220,7 +1221,7 @@ retry:
goto bail;
}
if (pinned != npages) {
- unpin_vector_pages(current->mm, pages, node->npages,
+ unpin_vector_pages(pq->mm, pages, node->npages,
pinned);
ret = -EFAULT;
goto bail;
@@ -1252,7 +1253,7 @@ retry:
return 0;
bail:
if (rb_node)
- unpin_vector_pages(current->mm, node->pages, 0, node->npages);
+ unpin_vector_pages(pq->mm, node->pages, 0, node->npages);
kfree(node);
return ret;
}