Revision 10717f45639f6c1bc27b56405252c3a027406d92 authored by Trond Myklebust on 27 January 2020, 14:58:19 UTC, committed by Anna Schumaker on 03 February 2020, 21:35:07 UTC
Delegations can be expensive to return, and can cause scalability issues for the server. Let's therefore try to limit the number of inactive delegations we hold. Once the number of delegations is above a certain threshold, start to return them on close. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
1 parent d2269ea
dcbevent.c
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2010, Intel Corporation.
*
* Author: John Fastabend <john.r.fastabend@intel.com>
*/
#include <linux/rtnetlink.h>
#include <linux/notifier.h>
#include <linux/export.h>
#include <net/dcbevent.h>
static ATOMIC_NOTIFIER_HEAD(dcbevent_notif_chain);
int register_dcbevent_notifier(struct notifier_block *nb)
{
return atomic_notifier_chain_register(&dcbevent_notif_chain, nb);
}
EXPORT_SYMBOL(register_dcbevent_notifier);
int unregister_dcbevent_notifier(struct notifier_block *nb)
{
return atomic_notifier_chain_unregister(&dcbevent_notif_chain, nb);
}
EXPORT_SYMBOL(unregister_dcbevent_notifier);
int call_dcbevent_notifiers(unsigned long val, void *v)
{
return atomic_notifier_call_chain(&dcbevent_notif_chain, val, v);
}
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