diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 6a85070d38e9317f63614d786452b84aab6de408..08b4dec4be8e57990baf195bbb01e04114aee3dd 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2462,7 +2462,7 @@ static void nvme_pci_disable(struct nvme_dev *dev) static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown) { - bool dead = true; + bool dead = true, freeze = false; struct pci_dev *pdev = to_pci_dev(dev->dev); mutex_lock(&dev->shutdown_lock); @@ -2470,8 +2470,10 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown) u32 csts = readl(dev->bar + NVME_REG_CSTS); if (dev->ctrl.state == NVME_CTRL_LIVE || - dev->ctrl.state == NVME_CTRL_RESETTING) + dev->ctrl.state == NVME_CTRL_RESETTING) { + freeze = true; nvme_start_freeze(&dev->ctrl); + } dead = !!((csts & NVME_CSTS_CFS) || !(csts & NVME_CSTS_RDY) || pdev->error_state != pci_channel_io_normal); } @@ -2480,10 +2482,8 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown) * Give the controller a chance to complete all entered requests if * doing a safe shutdown. */ - if (!dead) { - if (shutdown) - nvme_wait_freeze_timeout(&dev->ctrl, NVME_IO_TIMEOUT); - } + if (!dead && shutdown && freeze) + nvme_wait_freeze_timeout(&dev->ctrl, NVME_IO_TIMEOUT); nvme_stop_queues(&dev->ctrl);