Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
vfio/mdev: remove mdev_parent_dev
Just open code the dereferences in the only user.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com>
Link: https://lore.kernel.org/r/20220923092652.100656-9-hch@lst.de
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
authored by
Christoph Hellwig
and committed by
Alex Williamson
062e720c
2815fe14
+1
-11
-3
Documentation/driver-api/vfio-mediated-device.rst
-3
Documentation/driver-api/vfio-mediated-device.rst
···
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sprintf(buf, "%s-%s", dev_driver_string(parent->dev), group->name);
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(or using mdev_parent_dev(mdev) to arrive at the parent device outside
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of the core mdev code)
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* device_api
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This attribute should show which device API is being created, for example,
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-1
drivers/gpu/drm/i915/gvt/kvmgt.c
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drivers/gpu/drm/i915/gvt/kvmgt.c
···
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struct intel_vgpu_type *type =
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container_of(mdev->type, struct intel_vgpu_type, type);
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vgpu->gvt = kdev_to_i915(mdev_parent_dev(mdev))->gvt;
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+
vgpu->gvt = kdev_to_i915(mdev->type->parent->dev)->gvt;
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return intel_gvt_create_vgpu(vgpu, type->conf);
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}
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-6
drivers/vfio/mdev/mdev_core.c
-6
drivers/vfio/mdev/mdev_core.c
···
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static LIST_HEAD(mdev_list);
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static DEFINE_MUTEX(mdev_list_lock);
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-
struct device *mdev_parent_dev(struct mdev_device *mdev)
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{
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return mdev->type->parent->dev;
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}
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EXPORT_SYMBOL(mdev_parent_dev);
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-
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/*
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* Used in mdev_type_attribute sysfs functions to return the parent struct
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* device
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include/linux/mdev.h
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include/linux/mdev.h