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[SRU,J:linux-bluefield,v3,1/1] UBUNTU: SAUCE: mlxbf-tmfifo.c: Amend previous tmfifo patch w/ regard to schedule_work

Message ID 20230720203940.3177-2-shihyic@nvidia.com
State New
Headers show
Series UBUNTU: SAUCE: mlxbf-tmfifo.c: amend previous patch | expand

Commit Message

shihyic July 20, 2023, 8:39 p.m. UTC 
From: Shih-Yi Chen <shihyic@nvidia.com>

BugLink: https://bugs.launchpad.net/ubuntu/+source/linux-bluefield/+bug/2028197

Fix rshim console output got cutoff due to tmfifo driver not processing all virtio console notifications. 

Signed-off-by: Shih-Yi Chen <shihyic@nvidia.com>
Reviewed-by: Liming Sun <limings@nvidia.com>
---
 drivers/platform/mellanox/mlxbf-tmfifo.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c
index 4f3226007e32..36b87d5d8baf 100644
--- a/drivers/platform/mellanox/mlxbf-tmfifo.c
+++ b/drivers/platform/mellanox/mlxbf-tmfifo.c
@@ -1065,6 +1065,8 @@  static bool mlxbf_tmfifo_virtio_notify(struct virtqueue *vq)
 			tm_vdev = fifo->vdev[VIRTIO_ID_CONSOLE];
 			mlxbf_tmfifo_console_output(tm_vdev, vring);
 			spin_unlock_irqrestore(&fifo->spin_lock[0], flags);
+			test_and_set_bit(MLXBF_TM_TX_LWM_IRQ,
+					 &fifo->pend_events);
 		} else if (test_and_set_bit(MLXBF_TM_TX_LWM_IRQ,
 					    &fifo->pend_events)) {
 			return true;