68 lines
2.1 KiB
C
68 lines
2.1 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) 2024 The FreeBSD Foundation
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*
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* This software was developed by Pawel Dawidek <pawel@dawidek.net>
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* under sponsorship from the FreeBSD Foundation.
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*/
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#ifndef _SYS_VFS_RATELIMIT_H
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#define _SYS_VFS_RATELIMIT_H
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#include <sys/dmu_objset.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct vfs_ratelimit;
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#define ZFS_RATELIMIT_BW_READ 0
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#define ZFS_RATELIMIT_BW_WRITE 1
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#define ZFS_RATELIMIT_BW_TOTAL 2
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#define ZFS_RATELIMIT_OP_READ 3
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#define ZFS_RATELIMIT_OP_WRITE 4
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#define ZFS_RATELIMIT_OP_TOTAL 5
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#define ZFS_RATELIMIT_FIRST ZFS_RATELIMIT_BW_READ
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#define ZFS_RATELIMIT_LAST ZFS_RATELIMIT_OP_TOTAL
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#define ZFS_RATELIMIT_NTYPES (ZFS_RATELIMIT_LAST + 1)
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int vfs_ratelimit_prop_to_type(zfs_prop_t prop);
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zfs_prop_t vfs_ratelimit_type_to_prop(int type);
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struct vfs_ratelimit *vfs_ratelimit_alloc(const uint64_t *limits);
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void vfs_ratelimit_free(struct vfs_ratelimit *rl);
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struct vfs_ratelimit *vfs_ratelimit_set(struct vfs_ratelimit *rl,
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zfs_prop_t prop, uint64_t limit);
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void vfs_ratelimit_data_read(objset_t *os, size_t blocksize, size_t bytes);
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void vfs_ratelimit_data_write(objset_t *os, size_t blocksize, size_t bytes);
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void vfs_ratelimit_metadata_read(objset_t *os);
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void vfs_ratelimit_metadata_write(objset_t *os);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_VFS_RATELIMIT_H */
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