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From:   Christoph Hellwig <hch@lst.de>
To:     Kirti Wankhede <kwankhede@nvidia.com>,
        Alex Williamson <alex.williamson@redhat.com>,
        Jason Gunthorpe <jgg@nvidia.com>
Cc:     Cornelia Huck <cohuck@redhat.com>, kvm@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] vfio/mdev: don't warn if ->request is not set
Date:   Mon, 26 Jul 2021 16:35:24 +0200
Message-Id: <20210726143524.155779-3-hch@lst.de>
In-Reply-To: <20210726143524.155779-1-hch@lst.de>
References: <20210726143524.155779-1-hch@lst.de>
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Only a single driver actually sets the ->request method, so don't print
a scary warning if it isn't.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/vfio/mdev/mdev_core.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index b16606ebafa1..b314101237fe 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -138,10 +138,6 @@ int mdev_register_device(struct device *dev, const struct mdev_parent_ops *ops)
 	if (!dev)
 		return -EINVAL;
 
-	/* Not mandatory, but its absence could be a problem */
-	if (!ops->request)
-		dev_info(dev, "Driver cannot be asked to release device\n");
-
 	mutex_lock(&parent_list_lock);
 
 	/* Check for duplicate */
-- 
2.30.2