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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
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/*
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* Copyright (C) 2016 Parav Pandit <pandit.parav@gmail.com>
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*
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* This file is subject to the terms and conditions of version 2 of the GNU
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* General Public License. See the file COPYING in the main directory of the
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* Linux distribution for more details.
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*/
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#ifndef _CGROUP_RDMA_H
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#define _CGROUP_RDMA_H
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#include <linux/cgroup.h>
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enum rdmacg_resource_type {
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RDMACG_RESOURCE_HCA_HANDLE,
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RDMACG_RESOURCE_HCA_OBJECT,
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RDMACG_RESOURCE_MAX,
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};
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#ifdef CONFIG_CGROUP_RDMA
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struct rdma_cgroup {
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struct cgroup_subsys_state css;
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/*
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* head to keep track of all resource pools
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* that belongs to this cgroup.
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*/
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struct list_head rpools;
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};
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struct rdmacg_device {
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struct list_head dev_node;
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struct list_head rpools;
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char *name;
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};
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/*
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* APIs for RDMA/IB stack to publish when a device wants to
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* participate in resource accounting
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*/
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int rdmacg_register_device(struct rdmacg_device *device);
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void rdmacg_unregister_device(struct rdmacg_device *device);
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/* APIs for RDMA/IB stack to charge/uncharge pool specific resources */
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int rdmacg_try_charge(struct rdma_cgroup **rdmacg,
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struct rdmacg_device *device,
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enum rdmacg_resource_type index);
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void rdmacg_uncharge(struct rdma_cgroup *cg,
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struct rdmacg_device *device,
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enum rdmacg_resource_type index);
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#endif /* CONFIG_CGROUP_RDMA */
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#endif /* _CGROUP_RDMA_H */
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