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Merge commit 'refs/top-bases/linux-have-fm' into linux-have-fm

This commit is contained in:
Brian Behlendorf 2008-12-11 14:25:43 -08:00
parent e5faa2fc79 503068ecec
commit 088fb48c54
5 changed files with 15 additions and 127 deletions
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0
module/nvpair/include/libnvpair.h → lib/libnvpair/include/libnvpair.h
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0
module/nvpair/libnvpair.c → lib/libnvpair/libnvpair.c
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0
module/nvpair/nvpair_alloc_system.c → lib/libnvpair/nvpair_alloc_system.c
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120
module/nvpair/nvpair_alloc_fixed.c
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@ -1,120 +0,0 @@
/*
* 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 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/stropts.h>
#include <sys/isa_defs.h>
#include <sys/nvpair.h>
#include <sys/sysmacros.h>
#if defined(_KERNEL) && !defined(_BOOT)
#include <sys/varargs.h>
#else
#include <stdarg.h>
#include <strings.h>
#endif
/*
* This allocator is very simple.
* - it uses a pre-allocated buffer for memory allocations.
* - it does _not_ free memory in the pre-allocated buffer.
*
* The reason for the selected implemention is simplicity.
* This allocator is designed for the usage in interrupt context when
* the caller may not wait for free memory.
*/
/* pre-allocated buffer for memory allocations */
typedef struct nvbuf {
uintptr_t nvb_buf; /* address of pre-allocated buffer */
uintptr_t nvb_lim; /* limit address in the buffer */
uintptr_t nvb_cur; /* current address in the buffer */
} nvbuf_t;
/*
* Initialize the pre-allocated buffer allocator. The caller needs to supply
*
* buf address of pre-allocated buffer
* bufsz size of pre-allocated buffer
*
* nv_fixed_init() calculates the remaining members of nvbuf_t.
*/
static int
nv_fixed_init(nv_alloc_t *nva, va_list valist)
{
uintptr_t base = va_arg(valist, uintptr_t);
uintptr_t lim = base + va_arg(valist, size_t);
nvbuf_t *nvb = (nvbuf_t *)P2ROUNDUP(base, sizeof (uintptr_t));
if (base == 0 || (uintptr_t)&nvb[1] > lim)
return (EINVAL);
nvb->nvb_buf = (uintptr_t)&nvb[0];
nvb->nvb_cur = (uintptr_t)&nvb[1];
nvb->nvb_lim = lim;
nva->nva_arg = nvb;
return (0);
}
static void *
nv_fixed_alloc(nv_alloc_t *nva, size_t size)
{
nvbuf_t *nvb = nva->nva_arg;
uintptr_t new = nvb->nvb_cur;
if (size == 0 || new + size > nvb->nvb_lim)
return (NULL);
nvb->nvb_cur = P2ROUNDUP(new + size, sizeof (uintptr_t));
return ((void *)new);
}
/*ARGSUSED*/
static void
nv_fixed_free(nv_alloc_t *nva, void *buf, size_t size)
{
/* don't free memory in the pre-allocated buffer */
}
static void
nv_fixed_reset(nv_alloc_t *nva)
{
nvbuf_t *nvb = nva->nva_arg;
nvb->nvb_cur = (uintptr_t)&nvb[1];
}
const nv_alloc_ops_t nv_fixed_ops_def = {
nv_fixed_init, /* nv_ao_init() */
NULL, /* nv_ao_fini() */
nv_fixed_alloc, /* nv_ao_alloc() */
nv_fixed_free, /* nv_ao_free() */
nv_fixed_reset /* nv_ao_reset() */
};
const nv_alloc_ops_t *nv_fixed_ops = &nv_fixed_ops_def;

22
scripts/update-zfs.sh
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@ -57,23 +57,19 @@ rm -Rf ${DST}/zfs
echo
echo "------------- Updating ZFS from OpenSolaris ${RELEASE} ---------------"
echo "* module/avl + lib/libavl"
echo "* module/avl"
mkdir -p ${DST_MOD}/avl/include/sys/
cp ${SRC_CM}/avl/avl.c ${DST_MOD}/avl/
cp ${SRC_UCM}/sys/avl.h ${DST_MOD}/avl/include/sys/
cp ${SRC_UCM}/sys/avl_impl.h ${DST_MOD}/avl/include/sys/
echo "* module/nvpair + lib/libnvpair"
echo "* module/nvpair"
mkdir -p ${DST_MOD}/nvpair/include/sys/
cp ${SRC_CM}/nvpair/nvpair.c ${DST_MOD}/nvpair/
cp ${SRC_LIB}/libnvpair/libnvpair.c ${DST_MOD}/nvpair/
cp ${SRC_UCM}/os/nvpair_alloc_system.c ${DST_MOD}/nvpair/
cp ${SRC_CM}/nvpair/nvpair_alloc_fixed.c ${DST_MOD}/nvpair/
cp ${SRC_LIB}/libnvpair/libnvpair.h ${DST_MOD}/nvpair/include/
cp ${SRC_UCM}/sys/nvpair.h ${DST_MOD}/nvpair/include/sys/
cp ${SRC_UCM}/sys/nvpair_impl.h ${DST_MOD}/nvpair/include/sys/
echo "* module/zcommon + lib/libzcommon"
echo "* module/zcommon"
mkdir -p ${DST_MOD}/zcommon/include/sys/fs/
mkdir -p ${DST_MOD}/zcommon/include/sys/fm/fs/
cp ${SRC_CM}/zfs/*.c ${DST_MOD}/zcommon/
@ -100,11 +96,23 @@ cp ${SRC_UCM}/os/list.c ${DST_LIB}/libspl/
cp ${SRC_UCM}/sys/list.h ${DST_LIB}/libspl/include/sys/
cp ${SRC_UCM}/sys/list_impl.h ${DST_LIB}/libspl/include/sys/
echo "* lib/libavl"
# Full source available in 'module/avl'
echo "* lib/libnvpair"
mkdir -p ${DST_LIB}/libnvpair/include/
cp ${SRC_UCM}/os/nvpair_alloc_system.c ${DST_LIB}/libnvpair/
cp ${SRC_LIB}/libnvpair/libnvpair.c ${DST_LIB}/libnvpair/
cp ${SRC_LIB}/libnvpair/libnvpair.h ${DST_LIB}/libnvpair/include/
echo "* lib/libuutil"
mkdir -p ${DST_LIB}/libuutil/include/
cp ${SRC_LIB}/libuutil/common/*.c ${DST_LIB}/libuutil/
cp ${SRC_LIB}/libuutil/common/*.h ${DST_LIB}/libuutil/include/
echo "* lib/libzcommon"
# Full source available in 'module/zcommon'
echo "* lib/libzpool"
mkdir -p ${DST_LIB}/libzpool/include/sys/
cp ${SRC_LIB}/libzpool/common/kernel.c ${DST_LIB}/libzpool/