4 * This file and its contents are supplied under the terms of the
5 * Common Development and Distribution License ("CDDL"), version 1.0.
6 * You may only use this file in accordance with the terms of version
9 * A full copy of the text of the CDDL should have accompanied this
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16 * Copyright (c) 2014, 2016 by Delphix. All rights reserved.
18 #ifndef _ZIO_PRIORITY_H
19 #define _ZIO_PRIORITY_H
25 typedef enum zio_priority
{
26 ZIO_PRIORITY_SYNC_READ
,
27 ZIO_PRIORITY_SYNC_WRITE
, /* ZIL */
28 ZIO_PRIORITY_ASYNC_READ
, /* prefetch */
29 ZIO_PRIORITY_ASYNC_WRITE
, /* spa_sync() */
30 ZIO_PRIORITY_SCRUB
, /* asynchronous scrub/resilver reads */
31 ZIO_PRIORITY_REMOVAL
, /* reads/writes for vdev removal */
32 ZIO_PRIORITY_INITIALIZING
, /* initializing I/O */
33 ZIO_PRIORITY_NUM_QUEUEABLE
,
35 ZIO_PRIORITY_NOW
/* non-queued i/os (e.g. free) */
42 #endif /* _ZIO_PRIORITY_H */