diff options
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/habanalabs/common/command_submission.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/accel/habanalabs/common/command_submission.c b/drivers/accel/habanalabs/common/command_submission.c index 4f7b70d9754c..3aa6eeef443b 100644 --- a/drivers/accel/habanalabs/common/command_submission.c +++ b/drivers/accel/habanalabs/common/command_submission.c @@ -3526,7 +3526,7 @@ static int _hl_interrupt_wait_ioctl_user_addr(struct hl_device *hdev, struct hl_ u64 *timestamp) { struct hl_user_pending_interrupt *pend; - unsigned long timeout; + unsigned long timeout, flags; u64 completion_value; long completion_rc; int rc = 0; @@ -3546,9 +3546,9 @@ static int _hl_interrupt_wait_ioctl_user_addr(struct hl_device *hdev, struct hl_ /* Add pending user interrupt to relevant list for the interrupt * handler to monitor */ - spin_lock(&interrupt->wait_list_lock); + spin_lock_irqsave(&interrupt->wait_list_lock, flags); list_add_tail(&pend->list_node, &interrupt->wait_list_head); - spin_unlock(&interrupt->wait_list_lock); + spin_unlock_irqrestore(&interrupt->wait_list_lock, flags); /* We check for completion value as interrupt could have been received * before we added the node to the wait list @@ -3579,14 +3579,14 @@ wait_again: * If comparison fails, keep waiting until timeout expires */ if (completion_rc > 0) { - spin_lock(&interrupt->wait_list_lock); + spin_lock_irqsave(&interrupt->wait_list_lock, flags); /* reinit_completion must be called before we check for user * completion value, otherwise, if interrupt is received after * the comparison and before the next wait_for_completion, * we will reach timeout and fail */ reinit_completion(&pend->fence.completion); - spin_unlock(&interrupt->wait_list_lock); + spin_unlock_irqrestore(&interrupt->wait_list_lock, flags); if (copy_from_user(&completion_value, u64_to_user_ptr(user_address), 8)) { dev_err(hdev->dev, "Failed to copy completion value from user\n"); @@ -3623,9 +3623,9 @@ wait_again: } remove_pending_user_interrupt: - spin_lock(&interrupt->wait_list_lock); + spin_lock_irqsave(&interrupt->wait_list_lock, flags); list_del(&pend->list_node); - spin_unlock(&interrupt->wait_list_lock); + spin_unlock_irqrestore(&interrupt->wait_list_lock, flags); *timestamp = ktime_to_ns(pend->fence.timestamp); |