From: Fang TongHao <fangtonghao@sangfor.com.cn> To: ferruh.yigit@intel.com, thomas@monjalon.net, arybchenko@solarflare.com Cc: dev@dpdk.org, stable@dpdk.org, jia.guo@intel.com, cunming.liang@intel.com, qi.z.zhang@intel.com, jungle845943968@outlook.com, jerinj@marvell.com, Fang TongHao <fangtonghao@sangfor.com.cn> Subject: [dpdk-stable] [PATCH v3] Fixes: ethdev: secondary process change shared memory Date: Fri, 17 Jan 2020 10:08:04 +0800 Message-ID: <20200117020804.1290-1-fangtonghao@sangfor.com.cn> (raw) In-Reply-To: <20200113050312.1506-1-fangtonghao@sangfor.com.cn> Fixes the secondary process changed shared memory in "rte_eth_copy_pci_info" function.In that function only primary can update the value of "eth_dev->data" which shared by primary and secondary. Signed-off-by: Fang TongHao <fangtonghao@sangfor.com.cn> --- lib/librte_ethdev/rte_ethdev_pci.h | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/lib/librte_ethdev/rte_ethdev_pci.h b/lib/librte_ethdev/rte_ethdev_pci.h index ccdbb46ec..e7dae0545 100644 --- a/lib/librte_ethdev/rte_ethdev_pci.h +++ b/lib/librte_ethdev/rte_ethdev_pci.h @@ -60,14 +60,16 @@ rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, eth_dev->intr_handle = &pci_dev->intr_handle; - eth_dev->data->dev_flags = 0; - if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC) - eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; - if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_RMV) - eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_RMV; - - eth_dev->data->kdrv = pci_dev->kdrv; - eth_dev->data->numa_node = pci_dev->device.numa_node; + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + eth_dev->data->dev_flags = 0; + if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC) + eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; + if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_RMV) + eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_RMV; + + eth_dev->data->kdrv = pci_dev->kdrv; + eth_dev->data->numa_node = pci_dev->device.numa_node; + } } static inline int -- 2.24.1.windows.2
next prev parent reply other threads:[~2020-01-17 2:08 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-01-09 12:27 [dpdk-stable] [PATCH] ethdev: fix secondary process change share memory Fang TongHao 2020-01-10 7:30 ` Jeff Guo 2020-01-10 7:53 ` 方统浩50450 2020-01-13 5:03 ` [dpdk-stable] [PATCH v2] Fixes: ethdev: secondary process change shared memory Fang TongHao 2020-01-14 14:45 ` [dpdk-stable] [dpdk-dev] " Ferruh Yigit 2020-01-15 6:49 ` 方统浩50450 2020-01-15 18:35 ` Ferruh Yigit 2020-01-15 20:43 ` Thomas Monjalon 2020-01-16 7:43 ` Andrew Rybchenko 2020-01-16 9:04 ` Ferruh Yigit 2020-01-16 11:35 ` 方统浩50450 2020-01-16 12:18 ` Ferruh Yigit 2020-01-17 2:11 ` 方统浩50450 2020-01-16 9:00 ` Ferruh Yigit 2020-01-17 2:08 ` Fang TongHao [this message] 2020-01-17 8:33 ` [dpdk-stable] [PATCH v3] " Andrew Rybchenko 2020-01-17 17:58 ` [dpdk-stable] [dpdk-dev] " Ferruh Yigit
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