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qos_private.h
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qos_private.h
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/*
* Copyright (c) 2014 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#ifndef _QOS_SYS_PRIVATE_H
#define _QOS_SYS_PRIVATE_H
/*!
* @constant QOS_CLASS_MAINTENANCE
* @abstract A QOS class which indicates work performed by this thread was not
* initiated by the user and that the user may be unaware of the results.
* @discussion Such work is requested to run at a priority far below other work
* including significant I/O throttling. The use of this QOS class indicates
* the work should be run in the most energy and thermally-efficient manner
* possible, and may be deferred for a long time in order to preserve
* system responsiveness for the user.
* This is SPI for use by Spotlight and Time Machine only.
*/
#define QOS_CLASS_MAINTENANCE 0x05
#endif //_QOS_SYS_PRIVATE_H