From: Shih-Yi Chen Date: Mon, 21 Aug 2023 15:06:27 +0000 (-0400) Subject: platform/mellanox: Fix mlxbf-tmfifo not handling all virtio CONSOLE notifications X-Git-Tag: v5.15.132~462 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=273f4615314fc0cad1bd644766116e319b70bb93;p=thirdparty%2Fkernel%2Fstable.git platform/mellanox: Fix mlxbf-tmfifo not handling all virtio CONSOLE notifications [ Upstream commit 0848cab765c634597636810bf76d0934003cce28 ] rshim console does not show all entries of dmesg. Fixed by setting MLXBF_TM_TX_LWM_IRQ for every CONSOLE notification. Signed-off-by: Shih-Yi Chen Reviewed-by: Liming Sung Reviewed-by: David Thompson Link: https://lore.kernel.org/r/20230821150627.26075-1-shihyic@nvidia.com Reviewed-by: Hans de Goede Signed-off-by: Hans de Goede Signed-off-by: Sasha Levin --- diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index 38800e86ed8ad..64d22ecf3cddd 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -868,6 +868,7 @@ 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); + 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;