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Ming Lei authored
We need to start admin queues too in nvme_kill_queues() for avoiding hang in remove path[1]. This patch is very similar with 806f026f(nvme: use blk_mq_start_hw_queues() in nvme_kill_queues()). [1] hang stack trace [<ffffffff813c9716>] blk_execute_rq+0x56/0x80 [<ffffffff815cb6e9>] __nvme_submit_sync_cmd+0x89/0xf0 [<ffffffff815ce7be>] nvme_set_features+0x5e/0x90 [<ffffffff815ce9f6>] nvme_configure_apst+0x166/0x200 [<ffffffff815cef45>] nvme_set_latency_tolerance+0x35/0x50 [<ffffffff8157bd11>] apply_constraint+0xb1/0xc0 [<ffffffff8157cbb4>] dev_pm_qos_constraints_destroy+0xf4/0x1f0 [<ffffffff8157b44a>] dpm_sysfs_remove+0x2a/0x60 [<ffffffff8156d951>] device_del+0x101/0x320 [<ffffffff8156db8a>] device_unregister+0x1a/0x60 [<ffffffff8156dc4c>] device_destroy+0x3c/0x50 [<ffffffff815cd295>] nvme_uninit_ctrl+0x45/0xa0 [<ffffffff815d4858>] nvme_remove+0x78/0x110 [<ffffffff81452b69>] pci_device_remove+0x39/0xb0 [<ffffffff81572935>] device_release_driver_internal+0x155/0x210 [<ffffffff81572a02>] device_release_driver+0x12/0x20 [<ffffffff815d36fb>] nvme_remove_dead_ctrl_work+0x6b/0x70 [<ffffffff810bf3bc>] process_one_work+0x18c/0x3a0 [<ffffffff810bf61e>] worker_thread+0x4e/0x3b0 [<ffffffff810c5ac9>] kthread+0x109/0x140 [<ffffffff8185800c>] ret_from_fork+0x2c/0x40 [<ffffffffffffffff>] 0xffffffffffffffff Fixes: c5552fde("nvme: Enable autonomous power state transitions") Reported-by: Rakesh Pandit <rakesh@tuxera.com> Tested-by: Rakesh Pandit <rakesh@tuxera.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
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