netdev - [PATCH rfc 4/6] mlx5: support ->get_vector

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sun,  2 Apr 2017 16:41:30 +0300
From:   Sagi Grimberg <sagi@...mberg.me>
To:     linux-rdma@...r.kernel.org, linux-nvme@...ts.infradead.org,
        linux-block@...r.kernel.org
Cc:     netdev@...r.kernel.org, Saeed Mahameed <saeedm@...lanox.com>,
        Or Gerlitz <ogerlitz@...lanox.com>,
        Christoph Hellwig <hch@....de>
Subject: [PATCH rfc 4/6] mlx5: support ->get_vector_affinity

Simply refer to the generic affinity mask helper.

Signed-off-by: Sagi Grimberg <sagi@...mberg.me>
---
 drivers/infiniband/hw/mlx5/main.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 4dc0a8785fe0..b12bc2294895 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -3319,6 +3319,15 @@ static int mlx5_ib_get_hw_stats(struct ib_device *ibdev,
 	return port->q_cnts.num_counters;
 }
 
+const struct cpumask *mlx5_ib_get_vector_affinity(struct ib_device *ibdev,
+		int comp_vector)
+{
+	struct mlx5_ib_dev *dev = to_mdev(ibdev);
+
+	return pci_irq_get_affinity(dev->mdev->pdev,
+			MLX5_EQ_VEC_COMP_BASE + comp_vector);
+}
+
 static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
 {
 	struct mlx5_ib_dev *dev;
@@ -3449,6 +3458,7 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
 	dev->ib_dev.check_mr_status	= mlx5_ib_check_mr_status;
 	dev->ib_dev.get_port_immutable  = mlx5_port_immutable;
 	dev->ib_dev.get_dev_fw_str      = get_dev_fw_str;
+	dev->ib_dev.get_vector_affinity	= mlx5_ib_get_vector_affinity;
 	if (mlx5_core_is_pf(mdev)) {
 		dev->ib_dev.get_vf_config	= mlx5_ib_get_vf_config;
 		dev->ib_dev.set_vf_link_state	= mlx5_ib_set_vf_link_state;
-- 
2.7.4