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X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Jan 2026 08:18:43.3677 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 710629d5-a51b-44d6-87bb-08de51b3334d X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.194];Helo=[lewvzet200.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FA.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV3PR10MB7817 Content-Type: text/plain; charset="utf-8" Clear rx_running flag only after DMA teardown polling completes. In the previous implementation the flag was being cleared while hardware teardown was still in progress, creating a mismatch between software state (flag =3D 0, "ready") and hardware state (still terminating). Signed-off-by: Moteen Shah --- drivers/tty/serial/8250/8250_omap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/= 8250_omap.c index e26bae0a6488..272bc07c9a6b 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -931,7 +931,6 @@ static void __dma_rx_do_complete(struct uart_8250_port = *p) goto out; =20 cookie =3D dma->rx_cookie; - dma->rx_running =3D 0; =20 /* Re-enable RX FIFO interrupt now that transfer is complete */ if (priv->habit & UART_HAS_RHR_IT_DIS) { @@ -965,6 +964,7 @@ static void __dma_rx_do_complete(struct uart_8250_port = *p) goto out; ret =3D tty_insert_flip_string(tty_port, dma->rx_buf, count); =20 + dma->rx_running =3D 0; p->port.icount.rx +=3D ret; p->port.icount.buf_overrun +=3D count - ret; out: --=20 2.34.1