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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7527a7b157
RDMA cgroup registration routine always returns success, so simplify function to be void and run clang formatter over whole CONFIG_CGROUP_RDMA art of core_priv.h. This reduces unwinding error path for regular registration and future net namespace change functionality for rdma device. Signed-off-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/*
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* Copyright (C) 2016 Parav Pandit <pandit.parav@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include "core_priv.h"
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/**
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* ib_device_register_rdmacg - register with rdma cgroup.
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* @device: device to register to participate in resource
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* accounting by rdma cgroup.
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*
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* Register with the rdma cgroup. Should be called before
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* exposing rdma device to user space applications to avoid
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* resource accounting leak.
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*/
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void ib_device_register_rdmacg(struct ib_device *device)
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{
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device->cg_device.name = device->name;
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rdmacg_register_device(&device->cg_device);
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}
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/**
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* ib_device_unregister_rdmacg - unregister with rdma cgroup.
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* @device: device to unregister.
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*
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* Unregister with the rdma cgroup. Should be called after
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* all the resources are deallocated, and after a stage when any
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* other resource allocation by user application cannot be done
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* for this device to avoid any leak in accounting.
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*/
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void ib_device_unregister_rdmacg(struct ib_device *device)
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{
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rdmacg_unregister_device(&device->cg_device);
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}
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int ib_rdmacg_try_charge(struct ib_rdmacg_object *cg_obj,
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struct ib_device *device,
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enum rdmacg_resource_type resource_index)
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{
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return rdmacg_try_charge(&cg_obj->cg, &device->cg_device,
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resource_index);
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}
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EXPORT_SYMBOL(ib_rdmacg_try_charge);
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void ib_rdmacg_uncharge(struct ib_rdmacg_object *cg_obj,
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struct ib_device *device,
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enum rdmacg_resource_type resource_index)
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{
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rdmacg_uncharge(cg_obj->cg, &device->cg_device,
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resource_index);
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}
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EXPORT_SYMBOL(ib_rdmacg_uncharge);
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