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Illumos #2619 and #2747

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2619 asynchronous destruction of ZFS file systems
2747 SPA versioning with zfs feature flags
Reviewed by: Matt Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <gwilson@delphix.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Reviewed by: Dan Kruchinin <dan.kruchinin@gmail.com>
Approved by: Eric Schrock <Eric.Schrock@delphix.com>

References:
  illumos/illumos-gate@53089ab7c8
  illumos/illumos-gate@ad135b5d64
  illumos changeset: 13700:2889e2596bd6
  https://www.illumos.org/issues/2619
  https://www.illumos.org/issues/2747

NOTE: The grub specific changes were not ported.  This change
must be made to the Linux grub packages.

Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Christopher Siden
2012-12-13 15:24:15 -08:00
committed by Brian Behlendorf
parent 15313c5e18
commit 9ae529ec5d
67 changed files with 4267 additions and 467 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/zfeature_common.h
+71
View File
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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2012 by Delphix. All rights reserved.
*/
#ifndef _ZFEATURE_COMMON_H
#define _ZFEATURE_COMMON_H
#include <sys/fs/zfs.h>
#include <sys/inttypes.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
struct zfeature_info;
typedef struct zfeature_info {
const char *fi_uname; /* User-facing feature name */
const char *fi_guid; /* On-disk feature identifier */
const char *fi_desc; /* Feature description */
boolean_t fi_can_readonly; /* Can open pool readonly w/o support? */
boolean_t fi_mos; /* Is the feature necessary to read the MOS? */
struct zfeature_info **fi_depends; /* array; null terminated */
} zfeature_info_t;
typedef int (zfeature_func_t)(zfeature_info_t *fi, void *arg);
#define ZFS_FEATURE_DEBUG
typedef enum spa_feature {
SPA_FEATURE_ASYNC_DESTROY,
SPA_FEATURES
} spa_feature_t;
extern zfeature_info_t spa_feature_table[SPA_FEATURES];
extern boolean_t zfeature_is_valid_guid(const char *);
extern boolean_t zfeature_is_supported(const char *);
extern int zfeature_lookup_guid(const char *, zfeature_info_t **res);
extern int zfeature_lookup_name(const char *, zfeature_info_t **res);
extern void zpool_feature_init(void);
#ifdef __cplusplus
}
#endif
#endif /* _ZFEATURE_COMMON_H */