diff options
Diffstat (limited to 'drivers/nvme/host/fc.c')
| -rw-r--r-- | drivers/nvme/host/fc.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index fe6f5b7..cdd138c 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -166,6 +166,7 @@ struct nvme_fc_ctrl { struct kref ref; u32 flags; u32 iocnt; + wait_queue_head_t ioabort_wait; struct nvme_fc_fcp_op aen_ops[NVME_FC_NR_AEN_COMMANDS]; @@ -1239,8 +1240,10 @@ __nvme_fc_fcpop_chk_teardowns(struct nvme_fc_ctrl *ctrl, spin_lock_irqsave(&ctrl->lock, flags); if (unlikely(op->flags & FCOP_FLAGS_TERMIO)) { - if (ctrl->flags & FCCTRL_TERMIO) - ctrl->iocnt--; + if (ctrl->flags & FCCTRL_TERMIO) { + if (!--ctrl->iocnt) + wake_up(&ctrl->ioabort_wait); + } } if (op->flags & FCOP_FLAGS_RELEASED) complete_rq = true; @@ -2476,11 +2479,7 @@ nvme_fc_delete_association(struct nvme_fc_ctrl *ctrl) /* wait for all io that had to be aborted */ spin_lock_irqsave(&ctrl->lock, flags); - while (ctrl->iocnt) { - spin_unlock_irqrestore(&ctrl->lock, flags); - msleep(1000); - spin_lock_irqsave(&ctrl->lock, flags); - } + wait_event_lock_irq(ctrl->ioabort_wait, ctrl->iocnt == 0, ctrl->lock); ctrl->flags &= ~FCCTRL_TERMIO; spin_unlock_irqrestore(&ctrl->lock, flags); |
