linux-kernel - [PATCH 2/2] vdpa/mlx5: Initialize CVQ iotlb spinlock

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20230206122016.1149373-1-elic@nvidia.com>
Date:   Mon, 6 Feb 2023 14:20:16 +0200
From:   Eli Cohen <elic@...dia.com>
To:     <mst@...hat.com>, <jasowang@...hat.com>, <si-wei.liu@...cle.com>,
        <eperezma@...hat.com>, <virtualization@...ts.linux-foundation.org>,
        <linux-kernel@...r.kernel.org>
CC:     Eli Cohen <elic@...dia.com>
Subject: [PATCH 2/2] vdpa/mlx5: Initialize CVQ iotlb spinlock

Initialize itolb spinlock.

Fixes: 5262912ef3cf ("vdpa/mlx5: Add support for control VQ and MAC setting")
Signed-off-by: Eli Cohen <elic@...dia.com>
---
 drivers/vdpa/mlx5/core/resources.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/vdpa/mlx5/core/resources.c b/drivers/vdpa/mlx5/core/resources.c
index 45ad41287a31..d5a59c9035fb 100644
--- a/drivers/vdpa/mlx5/core/resources.c
+++ b/drivers/vdpa/mlx5/core/resources.c
@@ -233,6 +233,7 @@ static int init_ctrl_vq(struct mlx5_vdpa_dev *mvdev)
 	if (!mvdev->cvq.iotlb)
 		return -ENOMEM;
 
+	spin_lock_init(&mvdev->cvq.iommu_lock);
 	vringh_set_iotlb(&mvdev->cvq.vring, mvdev->cvq.iotlb, &mvdev->cvq.iommu_lock);
 
 	return 0;
-- 
2.38.1