return nvme_submit_sync_cmd(ctrl->admin_q, &c, log, size);
}
-static struct nvme_cel *nvme_find_cel(struct nvme_ctrl *ctrl, u8 csi)
-{
- struct nvme_cel *cel, *ret = NULL;
-
- spin_lock_irq(&ctrl->lock);
- list_for_each_entry(cel, &ctrl->cels, entry) {
- if (cel->csi == csi) {
- ret = cel;
- break;
- }
- }
- spin_unlock_irq(&ctrl->lock);
-
- return ret;
-}
-
static int nvme_get_effects_log(struct nvme_ctrl *ctrl, u8 csi,
struct nvme_effects_log **log)
{
- struct nvme_cel *cel = nvme_find_cel(ctrl, csi);
+ struct nvme_cel *cel = xa_load(&ctrl->cels, csi);
int ret;
if (cel)
}
cel->csi = csi;
-
- spin_lock_irq(&ctrl->lock);
- list_add_tail(&cel->entry, &ctrl->cels);
- spin_unlock_irq(&ctrl->lock);
+ xa_store(&ctrl->cels, cel->csi, cel, GFP_KERNEL);
out:
*log = &cel->log;
return 0;
struct nvme_ctrl *ctrl =
container_of(dev, struct nvme_ctrl, ctrl_device);
struct nvme_subsystem *subsys = ctrl->subsys;
- struct nvme_cel *cel, *next;
if (!subsys || ctrl->instance != subsys->instance)
ida_simple_remove(&nvme_instance_ida, ctrl->instance);
- list_for_each_entry_safe(cel, next, &ctrl->cels, entry) {
- list_del(&cel->entry);
- kfree(cel);
- }
+ xa_destroy(&ctrl->cels);
nvme_mpath_uninit(ctrl);
__free_page(ctrl->discard_page);
spin_lock_init(&ctrl->lock);
mutex_init(&ctrl->scan_lock);
INIT_LIST_HEAD(&ctrl->namespaces);
- INIT_LIST_HEAD(&ctrl->cels);
+ xa_init(&ctrl->cels);
init_rwsem(&ctrl->namespaces_rwsem);
ctrl->dev = dev;
ctrl->ops = ops;