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NVMe: Skip orderly shutdown on failed devices

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Rather than skipping shutdown only for devices that have been removed,
skip the orderly shutdown on failed devices to avoid the long timeout
handling that inevitably happens when deleting queues on such a device.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Keith Busch 2014-06-25 11:18:12 -06:00 committed by Jens Axboe
parent a67394790a
commit 7c1b245038
1 changed files with 4 additions and 1 deletions
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5
drivers/block/nvme-core.c
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@ -2567,11 +2567,14 @@ static void nvme_dev_list_remove(struct nvme_dev *dev)
static void nvme_dev_shutdown(struct nvme_dev *dev)
{
int i;
u32 csts = -1;
dev->initialized = 0;
nvme_dev_list_remove(dev);
if (!dev->bar || (dev->bar && readl(&dev->bar->csts) == -1)) {
if (dev->bar)
csts = readl(&dev->bar->csts);
if (csts & NVME_CSTS_CFS || !(csts & NVME_CSTS_RDY)) {
for (i = dev->queue_count - 1; i >= 0; i--) {
struct nvme_queue *nvmeq = raw_nvmeq(dev, i);
nvme_suspend_queue(nvmeq);