From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB3AA30FA7 for ; Wed, 20 Sep 2023 12:27:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73677C433CC; Wed, 20 Sep 2023 12:27:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1695212847; bh=6b8Ztq0wxvh6nCOU9TeYFLSd9RQeYrFBE4vHpksnhg8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=O7PWv1gT3Zbdgsy9rHWtUPTVDkNNyJodsIOIs8fPNUur6LUVZqv2rJvEjdj1U8YqU DxG52zpc2Ht19Qxkq+V76TQX1X+7wu558e5b6jyeVCQxLW9NAB4pHkUKWt7nNe5X0/ 23oitzHxhcwKHMUIp5Zh8Uj4mXA40L01rKG+959k= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Shih-Yi Chen , Liming Sung , David Thompson , Hans de Goede , Sasha Levin Subject: [PATCH 5.4 042/367] platform/mellanox: Fix mlxbf-tmfifo not handling all virtio CONSOLE notifications Date: Wed, 20 Sep 2023 13:26:59 +0200 Message-ID: <20230920112859.589788990@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230920112858.471730572@linuxfoundation.org> References: <20230920112858.471730572@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Shih-Yi Chen [ 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 --- drivers/platform/mellanox/mlxbf-tmfifo.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index 92bda873d44a4..4b18ebd7e850c 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -865,6 +865,7 @@ 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; -- 2.40.1