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9ae529ec5d
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>
567 lines
12 KiB
C
567 lines
12 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2012 by Delphix. All rights reserved.
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*/
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#include <sys/nvpair.h>
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#include <sys/kmem.h>
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#include <sys/debug.h>
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#ifndef _KERNEL
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#include <stdlib.h>
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#endif
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/*
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* "Force" nvlist wrapper.
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*
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* These functions wrap the nvlist_* functions with assertions that assume
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* the operation is successful. This allows the caller's code to be much
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* more readable, especially for the fnvlist_lookup_* and fnvpair_value_*
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* functions, which can return the requested value (rather than filling in
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* a pointer).
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*
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* These functions use NV_UNIQUE_NAME, encoding NV_ENCODE_NATIVE, and allocate
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* with KM_SLEEP.
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*
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* More wrappers should be added as needed -- for example
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* nvlist_lookup_*_array and nvpair_value_*_array.
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*/
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nvlist_t *
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fnvlist_alloc(void)
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{
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nvlist_t *nvl;
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VERIFY3U(nvlist_alloc(&nvl, NV_UNIQUE_NAME, KM_SLEEP), ==, 0);
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return (nvl);
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}
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void
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fnvlist_free(nvlist_t *nvl)
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{
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nvlist_free(nvl);
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}
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size_t
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fnvlist_size(nvlist_t *nvl)
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{
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size_t size;
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VERIFY3U(nvlist_size(nvl, &size, NV_ENCODE_NATIVE), ==, 0);
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return (size);
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}
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/*
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* Returns allocated buffer of size *sizep. Caller must free the buffer with
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* fnvlist_pack_free().
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*/
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char *
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fnvlist_pack(nvlist_t *nvl, size_t *sizep)
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{
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char *packed = 0;
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VERIFY3U(nvlist_pack(nvl, &packed, sizep, NV_ENCODE_NATIVE,
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KM_SLEEP), ==, 0);
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return (packed);
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}
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/*ARGSUSED*/
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void
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fnvlist_pack_free(char *pack, size_t size)
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{
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#ifdef _KERNEL
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kmem_free(pack, size);
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#else
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free(pack);
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#endif
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}
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nvlist_t *
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fnvlist_unpack(char *buf, size_t buflen)
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{
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nvlist_t *rv;
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VERIFY3U(nvlist_unpack(buf, buflen, &rv, KM_SLEEP), ==, 0);
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return (rv);
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}
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nvlist_t *
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fnvlist_dup(nvlist_t *nvl)
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{
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nvlist_t *rv;
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VERIFY3U(nvlist_dup(nvl, &rv, KM_SLEEP), ==, 0);
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return (rv);
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}
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void
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fnvlist_merge(nvlist_t *dst, nvlist_t *src)
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{
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VERIFY3U(nvlist_merge(dst, src, KM_SLEEP), ==, 0);
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}
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void
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fnvlist_add_boolean(nvlist_t *nvl, const char *name)
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{
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VERIFY3U(nvlist_add_boolean(nvl, name), ==, 0);
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}
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void
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fnvlist_add_boolean_value(nvlist_t *nvl, const char *name, boolean_t val)
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{
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VERIFY3U(nvlist_add_boolean_value(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_byte(nvlist_t *nvl, const char *name, uchar_t val)
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{
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VERIFY3U(nvlist_add_byte(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_int8(nvlist_t *nvl, const char *name, int8_t val)
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{
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VERIFY3U(nvlist_add_int8(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_uint8(nvlist_t *nvl, const char *name, uint8_t val)
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{
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VERIFY3U(nvlist_add_uint8(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_int16(nvlist_t *nvl, const char *name, int16_t val)
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{
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VERIFY3U(nvlist_add_int16(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_uint16(nvlist_t *nvl, const char *name, uint16_t val)
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{
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VERIFY3U(nvlist_add_uint16(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_int32(nvlist_t *nvl, const char *name, int32_t val)
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{
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VERIFY3U(nvlist_add_int32(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_uint32(nvlist_t *nvl, const char *name, uint32_t val)
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{
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VERIFY3U(nvlist_add_uint32(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_int64(nvlist_t *nvl, const char *name, int64_t val)
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{
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VERIFY3U(nvlist_add_int64(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_uint64(nvlist_t *nvl, const char *name, uint64_t val)
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{
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VERIFY3U(nvlist_add_uint64(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_string(nvlist_t *nvl, const char *name, const char *val)
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{
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VERIFY3U(nvlist_add_string(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_nvlist(nvlist_t *nvl, const char *name, nvlist_t *val)
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{
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VERIFY3U(nvlist_add_nvlist(nvl, name, val), ==, 0);
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}
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void
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fnvlist_add_nvpair(nvlist_t *nvl, nvpair_t *pair)
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{
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VERIFY3U(nvlist_add_nvpair(nvl, pair), ==, 0);
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}
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void
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fnvlist_add_boolean_array(nvlist_t *nvl, const char *name,
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boolean_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_boolean_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_byte_array(nvlist_t *nvl, const char *name, uchar_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_byte_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_int8_array(nvlist_t *nvl, const char *name, int8_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_int8_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_uint8_array(nvlist_t *nvl, const char *name, uint8_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_uint8_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_int16_array(nvlist_t *nvl, const char *name, int16_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_int16_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_uint16_array(nvlist_t *nvl, const char *name,
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uint16_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_uint16_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_int32_array(nvlist_t *nvl, const char *name, int32_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_int32_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_uint32_array(nvlist_t *nvl, const char *name,
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uint32_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_uint32_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_int64_array(nvlist_t *nvl, const char *name, int64_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_int64_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_uint64_array(nvlist_t *nvl, const char *name,
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uint64_t *val, uint_t n)
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{
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VERIFY3U(nvlist_add_uint64_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_string_array(nvlist_t *nvl, const char *name,
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char * const *val, uint_t n)
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{
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VERIFY3U(nvlist_add_string_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_add_nvlist_array(nvlist_t *nvl, const char *name,
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nvlist_t **val, uint_t n)
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{
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VERIFY3U(nvlist_add_nvlist_array(nvl, name, val, n), ==, 0);
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}
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void
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fnvlist_remove(nvlist_t *nvl, const char *name)
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{
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VERIFY3U(nvlist_remove_all(nvl, name), ==, 0);
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}
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void
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fnvlist_remove_nvpair(nvlist_t *nvl, nvpair_t *pair)
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{
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VERIFY3U(nvlist_remove_nvpair(nvl, pair), ==, 0);
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}
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nvpair_t *
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fnvlist_lookup_nvpair(nvlist_t *nvl, const char *name)
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{
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nvpair_t *rv;
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VERIFY3U(nvlist_lookup_nvpair(nvl, name, &rv), ==, 0);
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return (rv);
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}
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/* returns B_TRUE if the entry exists */
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boolean_t
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fnvlist_lookup_boolean(nvlist_t *nvl, const char *name)
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{
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return (nvlist_lookup_boolean(nvl, name) == 0);
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}
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boolean_t
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fnvlist_lookup_boolean_value(nvlist_t *nvl, const char *name)
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{
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boolean_t rv;
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VERIFY3U(nvlist_lookup_boolean_value(nvl, name, &rv), ==, 0);
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return (rv);
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}
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uchar_t
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fnvlist_lookup_byte(nvlist_t *nvl, const char *name)
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{
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uchar_t rv;
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VERIFY3U(nvlist_lookup_byte(nvl, name, &rv), ==, 0);
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return (rv);
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}
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int8_t
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fnvlist_lookup_int8(nvlist_t *nvl, const char *name)
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{
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int8_t rv;
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VERIFY3U(nvlist_lookup_int8(nvl, name, &rv), ==, 0);
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return (rv);
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}
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int16_t
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fnvlist_lookup_int16(nvlist_t *nvl, const char *name)
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{
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int16_t rv;
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VERIFY3U(nvlist_lookup_int16(nvl, name, &rv), ==, 0);
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return (rv);
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}
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int32_t
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fnvlist_lookup_int32(nvlist_t *nvl, const char *name)
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{
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int32_t rv;
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VERIFY3U(nvlist_lookup_int32(nvl, name, &rv), ==, 0);
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return (rv);
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}
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int64_t
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fnvlist_lookup_int64(nvlist_t *nvl, const char *name)
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{
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int64_t rv;
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VERIFY3U(nvlist_lookup_int64(nvl, name, &rv), ==, 0);
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return (rv);
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}
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uint8_t
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fnvlist_lookup_uint8(nvlist_t *nvl, const char *name)
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{
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uint8_t rv;
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VERIFY3U(nvlist_lookup_uint8(nvl, name, &rv), ==, 0);
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return (rv);
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}
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uint16_t
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fnvlist_lookup_uint16(nvlist_t *nvl, const char *name)
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{
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uint16_t rv;
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VERIFY3U(nvlist_lookup_uint16(nvl, name, &rv), ==, 0);
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return (rv);
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}
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uint32_t
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fnvlist_lookup_uint32(nvlist_t *nvl, const char *name)
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{
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uint32_t rv;
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VERIFY3U(nvlist_lookup_uint32(nvl, name, &rv), ==, 0);
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return (rv);
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}
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uint64_t
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fnvlist_lookup_uint64(nvlist_t *nvl, const char *name)
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{
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uint64_t rv;
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VERIFY3U(nvlist_lookup_uint64(nvl, name, &rv), ==, 0);
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return (rv);
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}
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char *
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fnvlist_lookup_string(nvlist_t *nvl, const char *name)
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{
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char *rv;
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VERIFY3U(nvlist_lookup_string(nvl, name, &rv), ==, 0);
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return (rv);
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}
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nvlist_t *
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fnvlist_lookup_nvlist(nvlist_t *nvl, const char *name)
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{
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nvlist_t *rv;
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VERIFY3U(nvlist_lookup_nvlist(nvl, name, &rv), ==, 0);
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return (rv);
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}
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boolean_t
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fnvpair_value_boolean_value(nvpair_t *nvp)
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{
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boolean_t rv;
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VERIFY3U(nvpair_value_boolean_value(nvp, &rv), ==, 0);
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return (rv);
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}
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uchar_t
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fnvpair_value_byte(nvpair_t *nvp)
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{
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uchar_t rv;
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VERIFY3U(nvpair_value_byte(nvp, &rv), ==, 0);
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return (rv);
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}
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int8_t
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fnvpair_value_int8(nvpair_t *nvp)
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{
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int8_t rv;
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VERIFY3U(nvpair_value_int8(nvp, &rv), ==, 0);
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return (rv);
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}
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int16_t
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fnvpair_value_int16(nvpair_t *nvp)
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{
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int16_t rv;
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VERIFY3U(nvpair_value_int16(nvp, &rv), ==, 0);
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return (rv);
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}
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int32_t
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fnvpair_value_int32(nvpair_t *nvp)
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{
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int32_t rv;
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VERIFY3U(nvpair_value_int32(nvp, &rv), ==, 0);
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return (rv);
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}
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int64_t
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fnvpair_value_int64(nvpair_t *nvp)
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{
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int64_t rv;
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VERIFY3U(nvpair_value_int64(nvp, &rv), ==, 0);
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return (rv);
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}
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uint8_t
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fnvpair_value_uint8(nvpair_t *nvp)
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{
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uint8_t rv;
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VERIFY3U(nvpair_value_uint8(nvp, &rv), ==, 0);
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return (rv);
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}
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uint16_t
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fnvpair_value_uint16(nvpair_t *nvp)
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{
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uint16_t rv;
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VERIFY3U(nvpair_value_uint16(nvp, &rv), ==, 0);
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return (rv);
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}
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uint32_t
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fnvpair_value_uint32(nvpair_t *nvp)
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{
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uint32_t rv;
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VERIFY3U(nvpair_value_uint32(nvp, &rv), ==, 0);
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return (rv);
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}
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uint64_t
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fnvpair_value_uint64(nvpair_t *nvp)
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{
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uint64_t rv;
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VERIFY3U(nvpair_value_uint64(nvp, &rv), ==, 0);
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return (rv);
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}
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char *
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fnvpair_value_string(nvpair_t *nvp)
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{
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char *rv;
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VERIFY3U(nvpair_value_string(nvp, &rv), ==, 0);
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return (rv);
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}
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nvlist_t *
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fnvpair_value_nvlist(nvpair_t *nvp)
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{
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nvlist_t *rv;
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VERIFY3U(nvpair_value_nvlist(nvp, &rv), ==, 0);
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return (rv);
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}
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#if defined(_KERNEL) && defined(HAVE_SPL)
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EXPORT_SYMBOL(fnvlist_alloc);
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EXPORT_SYMBOL(fnvlist_free);
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EXPORT_SYMBOL(fnvlist_size);
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EXPORT_SYMBOL(fnvlist_pack);
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EXPORT_SYMBOL(fnvlist_unpack);
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EXPORT_SYMBOL(fnvlist_dup);
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EXPORT_SYMBOL(fnvlist_merge);
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EXPORT_SYMBOL(fnvlist_add_nvpair);
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EXPORT_SYMBOL(fnvlist_add_boolean);
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EXPORT_SYMBOL(fnvlist_add_boolean_value);
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EXPORT_SYMBOL(fnvlist_add_byte);
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EXPORT_SYMBOL(fnvlist_add_int8);
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EXPORT_SYMBOL(fnvlist_add_uint8);
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EXPORT_SYMBOL(fnvlist_add_int16);
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EXPORT_SYMBOL(fnvlist_add_uint16);
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EXPORT_SYMBOL(fnvlist_add_int32);
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EXPORT_SYMBOL(fnvlist_add_uint32);
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EXPORT_SYMBOL(fnvlist_add_int64);
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EXPORT_SYMBOL(fnvlist_add_uint64);
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EXPORT_SYMBOL(fnvlist_add_string);
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EXPORT_SYMBOL(fnvlist_add_nvlist);
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EXPORT_SYMBOL(fnvlist_add_boolean_array);
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EXPORT_SYMBOL(fnvlist_add_byte_array);
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EXPORT_SYMBOL(fnvlist_add_int8_array);
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EXPORT_SYMBOL(fnvlist_add_uint8_array);
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EXPORT_SYMBOL(fnvlist_add_int16_array);
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EXPORT_SYMBOL(fnvlist_add_uint16_array);
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EXPORT_SYMBOL(fnvlist_add_int32_array);
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EXPORT_SYMBOL(fnvlist_add_uint32_array);
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EXPORT_SYMBOL(fnvlist_add_int64_array);
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EXPORT_SYMBOL(fnvlist_add_uint64_array);
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EXPORT_SYMBOL(fnvlist_add_string_array);
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EXPORT_SYMBOL(fnvlist_add_nvlist_array);
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EXPORT_SYMBOL(fnvlist_remove);
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EXPORT_SYMBOL(fnvlist_remove_nvpair);
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EXPORT_SYMBOL(fnvlist_lookup_nvpair);
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EXPORT_SYMBOL(fnvlist_lookup_boolean);
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EXPORT_SYMBOL(fnvlist_lookup_boolean_value);
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EXPORT_SYMBOL(fnvlist_lookup_byte);
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EXPORT_SYMBOL(fnvlist_lookup_int8);
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EXPORT_SYMBOL(fnvlist_lookup_uint8);
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EXPORT_SYMBOL(fnvlist_lookup_int16);
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EXPORT_SYMBOL(fnvlist_lookup_uint16);
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EXPORT_SYMBOL(fnvlist_lookup_int32);
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EXPORT_SYMBOL(fnvlist_lookup_uint32);
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EXPORT_SYMBOL(fnvlist_lookup_int64);
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EXPORT_SYMBOL(fnvlist_lookup_uint64);
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EXPORT_SYMBOL(fnvlist_lookup_string);
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EXPORT_SYMBOL(fnvlist_lookup_nvlist);
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EXPORT_SYMBOL(fnvpair_value_boolean_value);
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EXPORT_SYMBOL(fnvpair_value_byte);
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EXPORT_SYMBOL(fnvpair_value_int8);
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EXPORT_SYMBOL(fnvpair_value_uint8);
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EXPORT_SYMBOL(fnvpair_value_int16);
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EXPORT_SYMBOL(fnvpair_value_uint16);
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EXPORT_SYMBOL(fnvpair_value_int32);
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EXPORT_SYMBOL(fnvpair_value_uint32);
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EXPORT_SYMBOL(fnvpair_value_int64);
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EXPORT_SYMBOL(fnvpair_value_uint64);
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EXPORT_SYMBOL(fnvpair_value_string);
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EXPORT_SYMBOL(fnvpair_value_nvlist);
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#endif
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