freebsd-dev/include/libzfs_core.h
Matthew Ahrens 9b67f60560 Illumos 4757, 4913
4757 ZFS embedded-data block pointers ("zero block compression")
4913 zfs release should not be subject to space checks

Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Max Grossman <max.grossman@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://www.illumos.org/issues/4757
  https://www.illumos.org/issues/4913
  https://github.com/illumos/illumos-gate/commit/5d7b4d4

Porting notes:

For compatibility with the fastpath code the zio_done() function
needed to be updated.  Because embedded-data block pointers do
not require DVAs to be allocated the associated vdevs will not
be marked and therefore should not be unmarked.

Ported by: Tim Chase <tim@chase2k.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #2544
2014-08-01 14:28:05 -07:00

72 lines
2.1 KiB
C

/*
* 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) 2013 by Delphix. All rights reserved.
*/
#ifndef _LIBZFS_CORE_H
#define _LIBZFS_CORE_H
#include <libnvpair.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/fs/zfs.h>
#ifdef __cplusplus
extern "C" {
#endif
int libzfs_core_init(void);
void libzfs_core_fini(void);
int lzc_snapshot(nvlist_t *, nvlist_t *, nvlist_t **);
int lzc_create(const char *, dmu_objset_type_t, nvlist_t *);
int lzc_clone(const char *, const char *, nvlist_t *);
int lzc_destroy_snaps(nvlist_t *, boolean_t, nvlist_t **);
int lzc_bookmark(nvlist_t *, nvlist_t **);
int lzc_get_bookmarks(const char *, nvlist_t *, nvlist_t **);
int lzc_destroy_bookmarks(nvlist_t *, nvlist_t **);
int lzc_snaprange_space(const char *, const char *, uint64_t *);
int lzc_hold(nvlist_t *, int, nvlist_t **);
int lzc_release(nvlist_t *, nvlist_t **);
int lzc_get_holds(const char *, nvlist_t **);
enum lzc_send_flags {
LZC_SEND_FLAG_EMBED_DATA = 1 << 0
};
int lzc_send(const char *, const char *, int, enum lzc_send_flags);
int lzc_receive(const char *, nvlist_t *, const char *, boolean_t, int);
int lzc_send_space(const char *, const char *, uint64_t *);
boolean_t lzc_exists(const char *);
int lzc_rollback(const char *, char *, int);
#ifdef __cplusplus
}
#endif
#endif /* _LIBZFS_CORE_H */