Date: Fri, 8 Jan 2021 11:39:05 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 480570dbb309 - main - Fixes for SRIOV in mlx5core. Message-ID: <202101081139.108Bd5X0014345@gitrepo.freebsd.org>
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The branch main has been updated by hselasky: URL: https://cgit.FreeBSD.org/src/commit/?id=480570dbb309585b04dcb6e9cb3f6b1e1a9bd683 commit 480570dbb309585b04dcb6e9cb3f6b1e1a9bd683 Author: Hans Petter Selasky <hselasky@FreeBSD.org> AuthorDate: 2021-01-08 11:06:11 +0000 Commit: Hans Petter Selasky <hselasky@FreeBSD.org> CommitDate: 2021-01-08 11:35:55 +0000 Fixes for SRIOV in mlx5core. - call pci_iov_detach() on detaching from PCI device to take care of hang on destroying VFs after PF is down. - disable eswitch SRIOV support right after pci_iov_detach(), else the eswitch cleanup sometimes occur while the SRIOV flow table is still present. Submitted by: kib@ MFC after: 1 week Sponsored by: Mellanox Technologies // NVIDIA Networking --- sys/dev/mlx5/mlx5_core/mlx5_main.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sys/dev/mlx5/mlx5_core/mlx5_main.c b/sys/dev/mlx5/mlx5_core/mlx5_main.c index 687e7f1b1e0d..843227f928fa 100644 --- a/sys/dev/mlx5/mlx5_core/mlx5_main.c +++ b/sys/dev/mlx5/mlx5_core/mlx5_main.c @@ -1664,6 +1664,11 @@ static void remove_one(struct pci_dev *pdev) struct mlx5_core_dev *dev = pci_get_drvdata(pdev); struct mlx5_priv *priv = &dev->priv; +#ifdef PCI_IOV + pci_iov_detach(pdev->dev.bsddev); + mlx5_eswitch_disable_sriov(priv->eswitch); +#endif + if (mlx5_unload_one(dev, priv, true)) { mlx5_core_err(dev, "mlx5_unload_one() failed, leaked %lld bytes\n", (long long)(dev->priv.fw_pages * MLX5_ADAPTER_PAGE_SIZE));
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