From: Prashant Gupta <[email protected]> Add RTE_PROC_PRIMARY checks in device initialization paths for dma/dpaa and net/dpaa rivers. Secondary processes should skip hardware initialization to prevent segfaults when accessing hardware registers that are only mapped in the primary process.
Signed-off-by: Prashant Gupta <[email protected]> --- drivers/dma/dpaa/dpaa_qdma.c | 3 +++ drivers/net/dpaa/dpaa_ethdev.c | 6 +++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/dma/dpaa/dpaa_qdma.c b/drivers/dma/dpaa/dpaa_qdma.c index e2cb157c43..3981bf277e 100644 --- a/drivers/dma/dpaa/dpaa_qdma.c +++ b/drivers/dma/dpaa/dpaa_qdma.c @@ -1351,6 +1351,9 @@ dpaa_qdma_init(struct rte_dma_dev *dmadev) int ret; uint32_t i, j, k; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; + if (dpaa_get_devargs(dmadev->device->devargs, DPAA_DMA_ERROR_CHECK)) { s_hw_err_check = true; DPAA_QDMA_INFO("Enable DMA error checks"); diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c index 86b1675c29..85dae9070c 100644 --- a/drivers/net/dpaa/dpaa_ethdev.c +++ b/drivers/net/dpaa/dpaa_ethdev.c @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause * * Copyright 2016 Freescale Semiconductor, Inc. All rights reserved. - * Copyright 2017-2020,2022-2025 NXP + * Copyright 2017-2020,2022-2026 NXP * */ /* System headers */ @@ -2682,6 +2682,10 @@ rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev) PMD_INIT_FUNC_TRACE(); eth_dev = rte_eth_dev_allocated(dpaa_dev->device.name); + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return eth_dev ? rte_eth_dev_release_port(eth_dev) : 0; + if (eth_dev && eth_dev->state != RTE_ETH_DEV_UNUSED) { int close_ret = dpaa_eth_dev_close(eth_dev); -- 2.25.1
