diff options
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/multipath.c | 2 | ||||
| -rw-r--r-- | drivers/nvme/host/pci.c | 3 | ||||
| -rw-r--r-- | drivers/nvme/target/core.c | 9 |
3 files changed, 12 insertions, 2 deletions
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index a4e46eb20b..1bee176fd8 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -596,7 +596,7 @@ static void nvme_mpath_set_live(struct nvme_ns *ns) int node, srcu_idx; srcu_idx = srcu_read_lock(&head->srcu); - for_each_node(node) + for_each_online_node(node) __nvme_find_path(head, node); srcu_read_unlock(&head->srcu, srcu_idx); } diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 710043086d..102a9fb0c6 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -778,7 +778,8 @@ static blk_status_t nvme_map_data(struct nvme_dev *dev, struct request *req, struct bio_vec bv = req_bvec(req); if (!is_pci_p2pdma_page(bv.bv_page)) { - if (bv.bv_offset + bv.bv_len <= NVME_CTRL_PAGE_SIZE * 2) + if ((bv.bv_offset & (NVME_CTRL_PAGE_SIZE - 1)) + + bv.bv_len <= NVME_CTRL_PAGE_SIZE * 2) return nvme_setup_prp_simple(dev, req, &cmnd->rw, &bv); diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 2fde223236..06f0c587f3 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -818,6 +818,15 @@ void nvmet_sq_destroy(struct nvmet_sq *sq) percpu_ref_exit(&sq->ref); nvmet_auth_sq_free(sq); + /* + * we must reference the ctrl again after waiting for inflight IO + * to complete. Because admin connect may have sneaked in after we + * store sq->ctrl locally, but before we killed the percpu_ref. the + * admin connect allocates and assigns sq->ctrl, which now needs a + * final ref put, as this ctrl is going away. + */ + ctrl = sq->ctrl; + if (ctrl) { /* * The teardown flow may take some time, and the host may not |