svn commit: r337743 - in stable/10/sys/dev/mlx5: mlx5_core mlx5_en
Hans Petter Selasky
hselasky at FreeBSD.org
Tue Aug 14 11:24:15 UTC 2018
Author: hselasky
Date: Tue Aug 14 11:24:14 2018
New Revision: 337743
URL: https://svnweb.freebsd.org/changeset/base/337743
Log:
Enter error state when handling bad device in mlx5core and add checks
for error state to mlx5en(4) to make live migration work.
This is a direct commit.
Sponsored by: Mellanox Technologies
Modified:
stable/10/sys/dev/mlx5/mlx5_core/mlx5_health.c
stable/10/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
Modified: stable/10/sys/dev/mlx5/mlx5_core/mlx5_health.c
==============================================================================
--- stable/10/sys/dev/mlx5/mlx5_core/mlx5_health.c Tue Aug 14 11:19:04 2018 (r337742)
+++ stable/10/sys/dev/mlx5/mlx5_core/mlx5_health.c Tue Aug 14 11:24:14 2018 (r337743)
@@ -56,10 +56,13 @@ static void health_care(struct work_struct *work)
priv = container_of(health, struct mlx5_priv, health);
dev = container_of(priv, struct mlx5_core_dev, priv);
mlx5_core_warn(dev, "handling bad device here\n");
- /* nothing yet */
+
spin_lock_irq(&health_lock);
list_del_init(&health->list);
spin_unlock_irq(&health_lock);
+
+ /* enter error state */
+ mlx5_enter_error_state(dev);
}
}
Modified: stable/10/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
==============================================================================
--- stable/10/sys/dev/mlx5/mlx5_en/mlx5_en_main.c Tue Aug 14 11:19:04 2018 (r337742)
+++ stable/10/sys/dev/mlx5/mlx5_en/mlx5_en_main.c Tue Aug 14 11:24:14 2018 (r337743)
@@ -921,8 +921,11 @@ mlx5e_close_rq(struct mlx5e_rq *rq)
static void
mlx5e_close_rq_wait(struct mlx5e_rq *rq)
{
+ struct mlx5_core_dev *mdev = rq->channel->priv->mdev;
+
/* wait till RQ is empty */
- while (!mlx5_wq_ll_is_empty(&rq->wq)) {
+ while (!mlx5_wq_ll_is_empty(&rq->wq) &&
+ (mdev->state != MLX5_DEVICE_STATE_INTERNAL_ERROR)) {
msleep(4);
rq->cq.mcq.comp(&rq->cq.mcq);
}
@@ -1264,6 +1267,7 @@ void
mlx5e_drain_sq(struct mlx5e_sq *sq)
{
int error;
+ struct mlx5_core_dev *mdev = sq->priv->mdev;
/*
* Check if already stopped.
@@ -1296,7 +1300,8 @@ mlx5e_drain_sq(struct mlx5e_sq *sq)
/* wait till SQ is empty or link is down */
mtx_lock(&sq->lock);
while (sq->cc != sq->pc &&
- (sq->priv->media_status_last & IFM_ACTIVE) != 0) {
+ (sq->priv->media_status_last & IFM_ACTIVE) != 0 &&
+ mdev->state != MLX5_DEVICE_STATE_INTERNAL_ERROR) {
mtx_unlock(&sq->lock);
msleep(1);
sq->cq.mcq.comp(&sq->cq.mcq);
@@ -1313,7 +1318,8 @@ mlx5e_drain_sq(struct mlx5e_sq *sq)
/* wait till SQ is empty */
mtx_lock(&sq->lock);
- while (sq->cc != sq->pc) {
+ while (sq->cc != sq->pc &&
+ mdev->state != MLX5_DEVICE_STATE_INTERNAL_ERROR) {
mtx_unlock(&sq->lock);
msleep(1);
sq->cq.mcq.comp(&sq->cq.mcq);
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