From: "Menon, Ranjit" <ranjit.menon@intel.com>
To: Pallavi Kadam <pallavi.kadam@intel.com>, <dev@dpdk.org>
Cc: <stable@dpdk.org>, <thomas@monjalon.net>, <talshn@nvidia.com>,
<dmitry.kozliuk@gmail.com>, <Narcisa.Vasile@microsoft.com>,
<Vipin.Varghese@intel.com>
Subject: Re: [dpdk-dev] [PATCH] bus/pci: fix unknown NUMA node value on Windows
Date: Mon, 27 Sep 2021 11:34:18 -0700 [thread overview]
Message-ID: <406cbb21-2abb-b6f5-1d8a-3e61a6460d84@intel.com> (raw)
In-Reply-To: <20210927184322.1455-1-pallavi.kadam@intel.com>
(Sending the ACK again since Outlook appeared to make the email address
a smart link!)
On 9/27/2021 11:43 AM, Pallavi Kadam wrote:
> Based on the rte_eth_dev_socket_id() documentation,
> set the default numa_node to -1. When the API is unsuccessful,
> set numa_node to 0.
> This change more correctly resembles the Linux code.
>
> Fixes: bf7cf1f947bd ("bus/pci: fix unknown NUMA node value on Windows")
> Cc: stable@dpdk.org
>
> Reported-by: Vipin Varghese <vipin.varghese@intel.com>
> Signed-off-by: Pallavi Kadam <pallavi.kadam@intel.com>
> ---
> drivers/bus/pci/windows/pci.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/bus/pci/windows/pci.c b/drivers/bus/pci/windows/pci.c
> index 343ef6f33b..644c452c76 100644
> --- a/drivers/bus/pci/windows/pci.c
> +++ b/drivers/bus/pci/windows/pci.c
> @@ -237,6 +237,7 @@ get_device_resource_info(HDEVINFO dev_info,
> }
>
> /* Get NUMA node using DEVPKEY_Device_Numa_Node */
> + dev->device.numa_node = SOCKET_ID_ANY;
> res = SetupDiGetDevicePropertyW(dev_info, dev_info_data,
> &DEVPKEY_Device_Numa_Node, &property_type,
> (BYTE *)&numa_node, sizeof(numa_node), NULL, 0);
> @@ -244,7 +245,7 @@ get_device_resource_info(HDEVINFO dev_info,
> DWORD error = GetLastError();
> if (error == ERROR_NOT_FOUND) {
> /* On older CPUs, NUMA is not bound to PCIe locality. */
> - dev->device.numa_node = SOCKET_ID_ANY;
> + dev->device.numa_node = 0;
> return ERROR_SUCCESS;
> }
> RTE_LOG_WIN32_ERR("SetupDiGetDevicePropertyW"
Acked-by: Ranjit Menon <ranjit.menon@intel.com>
next prev parent reply other threads:[~2021-09-27 18:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-27 18:43 Pallavi Kadam
2021-09-27 18:29 ` Menon, Ranjit
2021-09-27 18:34 ` Menon, Ranjit [this message]
2021-09-30 16:22 ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
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