linux-stable/drivers/infiniband/core/cgroup.c
Thomas Gleixner 2025cf9e19 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 263 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.208660670@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00

53 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016 Parav Pandit <pandit.parav@gmail.com>
*/
#include "core_priv.h"
/**
* ib_device_register_rdmacg - register with rdma cgroup.
* @device: device to register to participate in resource
* accounting by rdma cgroup.
*
* Register with the rdma cgroup. Should be called before
* exposing rdma device to user space applications to avoid
* resource accounting leak.
*/
void ib_device_register_rdmacg(struct ib_device *device)
{
device->cg_device.name = device->name;
rdmacg_register_device(&device->cg_device);
}
/**
* ib_device_unregister_rdmacg - unregister with rdma cgroup.
* @device: device to unregister.
*
* Unregister with the rdma cgroup. Should be called after
* all the resources are deallocated, and after a stage when any
* other resource allocation by user application cannot be done
* for this device to avoid any leak in accounting.
*/
void ib_device_unregister_rdmacg(struct ib_device *device)
{
rdmacg_unregister_device(&device->cg_device);
}
int ib_rdmacg_try_charge(struct ib_rdmacg_object *cg_obj,
struct ib_device *device,
enum rdmacg_resource_type resource_index)
{
return rdmacg_try_charge(&cg_obj->cg, &device->cg_device,
resource_index);
}
EXPORT_SYMBOL(ib_rdmacg_try_charge);
void ib_rdmacg_uncharge(struct ib_rdmacg_object *cg_obj,
struct ib_device *device,
enum rdmacg_resource_type resource_index)
{
rdmacg_uncharge(cg_obj->cg, &device->cg_device,
resource_index);
}
EXPORT_SYMBOL(ib_rdmacg_uncharge);