diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/user_sdma.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/user_sdma.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c index 640c244b665b..8be095e1a538 100644 --- a/drivers/infiniband/hw/hfi1/user_sdma.c +++ b/drivers/infiniband/hw/hfi1/user_sdma.c @@ -305,10 +305,10 @@ static int defer_packet_queue( unsigned seq); static void activate_packet_queue(struct iowait *, int); static bool sdma_rb_filter(struct mmu_rb_node *, unsigned long, unsigned long); -static int sdma_rb_insert(struct rb_root *, struct mmu_rb_node *); -static void sdma_rb_remove(struct rb_root *, struct mmu_rb_node *, +static int sdma_rb_insert(void *, struct mmu_rb_node *); +static void sdma_rb_remove(void *, struct mmu_rb_node *, struct mm_struct *); -static int sdma_rb_invalidate(struct rb_root *, struct mmu_rb_node *); +static int sdma_rb_invalidate(void *, struct mmu_rb_node *); static struct mmu_rb_ops sdma_rb_ops = { .filter = sdma_rb_filter, @@ -410,7 +410,6 @@ int hfi1_user_sdma_alloc_queues(struct hfi1_ctxtdata *uctxt, struct file *fp) pq->state = SDMA_PKT_Q_INACTIVE; atomic_set(&pq->n_reqs, 0); init_waitqueue_head(&pq->wait); - pq->sdma_rb_root = RB_ROOT; INIT_LIST_HEAD(&pq->evict); spin_lock_init(&pq->evict_lock); pq->mm = fd->mm; @@ -443,7 +442,7 @@ 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->mm, &pq->sdma_rb_root, &sdma_rb_ops); + ret = hfi1_mmu_rb_register(pq, pq->mm, &sdma_rb_ops, &pq->handler); if (ret) { dd_dev_err(dd, "Failed to register with MMU %d", ret); goto done; @@ -481,7 +480,8 @@ int hfi1_user_sdma_free_queues(struct hfi1_filedata *fd) uctxt->ctxt, fd->subctxt); pq = fd->pq; if (pq) { - hfi1_mmu_rb_unregister(&pq->sdma_rb_root); + if (pq->handler) + hfi1_mmu_rb_unregister(pq->handler); spin_lock_irqsave(&uctxt->sdma_qlock, flags); if (!list_empty(&pq->list)) list_del_init(&pq->list); @@ -1145,7 +1145,7 @@ static u32 sdma_cache_evict(struct hfi1_user_sdma_pkt_q *pq, u32 npages) spin_unlock(&pq->evict_lock); list_for_each_entry_safe(node, ptr, &to_evict, list) - hfi1_mmu_rb_remove(&pq->sdma_rb_root, &node->rb); + hfi1_mmu_rb_remove(pq->handler, &node->rb); return cleared; } @@ -1159,7 +1159,7 @@ static int pin_vector_pages(struct user_sdma_request *req, struct sdma_mmu_node *node = NULL; struct mmu_rb_node *rb_node; - rb_node = hfi1_mmu_rb_extract(&pq->sdma_rb_root, + rb_node = hfi1_mmu_rb_extract(pq->handler, (unsigned long)iovec->iov.iov_base, iovec->iov.iov_len); if (rb_node && !IS_ERR(rb_node)) @@ -1240,7 +1240,7 @@ retry: iovec->npages = npages; iovec->node = node; - ret = hfi1_mmu_rb_insert(&req->pq->sdma_rb_root, &node->rb); + ret = hfi1_mmu_rb_insert(req->pq->handler, &node->rb); if (ret) { spin_lock(&pq->evict_lock); if (!list_empty(&node->list)) @@ -1612,7 +1612,7 @@ static void user_sdma_free_request(struct user_sdma_request *req, bool unpin) continue; if (unpin) - hfi1_mmu_rb_remove(&req->pq->sdma_rb_root, + hfi1_mmu_rb_remove(req->pq->handler, &node->rb); else atomic_dec(&node->refcount); @@ -1642,7 +1642,7 @@ static bool sdma_rb_filter(struct mmu_rb_node *node, unsigned long addr, return (bool)(node->addr == addr); } -static int sdma_rb_insert(struct rb_root *root, struct mmu_rb_node *mnode) +static int sdma_rb_insert(void *arg, struct mmu_rb_node *mnode) { struct sdma_mmu_node *node = container_of(mnode, struct sdma_mmu_node, rb); @@ -1651,7 +1651,7 @@ static int sdma_rb_insert(struct rb_root *root, struct mmu_rb_node *mnode) return 0; } -static void sdma_rb_remove(struct rb_root *root, struct mmu_rb_node *mnode, +static void sdma_rb_remove(void *arg, struct mmu_rb_node *mnode, struct mm_struct *mm) { struct sdma_mmu_node *node = @@ -1692,7 +1692,7 @@ static void sdma_rb_remove(struct rb_root *root, struct mmu_rb_node *mnode, kfree(node); } -static int sdma_rb_invalidate(struct rb_root *root, struct mmu_rb_node *mnode) +static int sdma_rb_invalidate(void *arg, struct mmu_rb_node *mnode) { struct sdma_mmu_node *node = container_of(mnode, struct sdma_mmu_node, rb); |