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authorKeith Busch <keith.busch@intel.com>2017-02-10 18:15:49 -0500
committerJens Axboe <axboe@fb.com>2017-02-22 13:34:00 -0700
commit6db28eda266052f86a6b402422de61eeb7d2e351 (patch)
tree170deac146c635873dcbee3e77ccd810830002f8 /drivers/nvme
parentc5552fde102fcc3f2cf9e502b8ac90e3500d8fdf (diff)
downloadblackbird-obmc-linux-6db28eda266052f86a6b402422de61eeb7d2e351.tar.gz
blackbird-obmc-linux-6db28eda266052f86a6b402422de61eeb7d2e351.zip
nvme/pci: Disable on removal when disconnected
If the device is not present, the driver should disable the queues immediately. Prior to this, the driver was relying on the watchdog timer to kill the queues if requests were outstanding to the device, and that just delays removal up to one second. Signed-off-by: Keith Busch <keith.busch@intel.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/pci.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index ddc51adb594d..362a1468f99d 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2001,8 +2001,10 @@ static void nvme_remove(struct pci_dev *pdev)
pci_set_drvdata(pdev, NULL);
- if (!pci_device_is_present(pdev))
+ if (!pci_device_is_present(pdev)) {
nvme_change_ctrl_state(&dev->ctrl, NVME_CTRL_DEAD);
+ nvme_dev_disable(dev, false);
+ }
flush_work(&dev->reset_work);
nvme_uninit_ctrl(&dev->ctrl);
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