forked from mirrors/linux
bc63dedb7d
VMCI resource tracks all used resources within the vmci code. Signed-off-by: George Zhang <georgezhang@vmware.com> Acked-by: Andy king <acking@vmware.com> Acked-by: Dmitry Torokhov <dtor@vmware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*
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* VMware VMCI Driver
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*
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* Copyright (C) 2012 VMware, Inc. All rights reserved.
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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 of the GNU General Public License as published by the
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* Free Software Foundation version 2 and no later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef _VMCI_RESOURCE_H_
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#define _VMCI_RESOURCE_H_
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#include <linux/vmw_vmci_defs.h>
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#include <linux/types.h>
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#include "vmci_context.h"
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enum vmci_resource_type {
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VMCI_RESOURCE_TYPE_ANY,
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VMCI_RESOURCE_TYPE_API,
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VMCI_RESOURCE_TYPE_GROUP,
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VMCI_RESOURCE_TYPE_DATAGRAM,
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VMCI_RESOURCE_TYPE_DOORBELL,
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VMCI_RESOURCE_TYPE_QPAIR_GUEST,
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VMCI_RESOURCE_TYPE_QPAIR_HOST
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};
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struct vmci_resource {
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struct vmci_handle handle;
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enum vmci_resource_type type;
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struct hlist_node node;
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struct kref kref;
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struct completion done;
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};
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int vmci_resource_add(struct vmci_resource *resource,
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enum vmci_resource_type resource_type,
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struct vmci_handle handle);
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void vmci_resource_remove(struct vmci_resource *resource);
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struct vmci_resource *
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vmci_resource_by_handle(struct vmci_handle resource_handle,
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enum vmci_resource_type resource_type);
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struct vmci_resource *vmci_resource_get(struct vmci_resource *resource);
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int vmci_resource_put(struct vmci_resource *resource);
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struct vmci_handle vmci_resource_handle(struct vmci_resource *resource);
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#endif /* _VMCI_RESOURCE_H_ */
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