| Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| Jorgen Lundman | 9b4a1f9 | 2012-07-19 20:48:25 +0000 | [diff] [blame] | 2 | /* |
| 3 | * GRUB -- GRand Unified Bootloader |
| 4 | * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. |
| Jorgen Lundman | 9b4a1f9 | 2012-07-19 20:48:25 +0000 | [diff] [blame] | 5 | */ |
| 6 | /* |
| 7 | * Copyright 2007 Sun Microsystems, Inc. All rights reserved. |
| 8 | * Use is subject to license terms. |
| 9 | */ |
| 10 | |
| 11 | #ifndef _SYS_DSL_DATASET_H |
| 12 | #define _SYS_DSL_DATASET_H |
| 13 | |
| 14 | typedef struct dsl_dataset_phys { |
| 15 | uint64_t ds_dir_obj; |
| 16 | uint64_t ds_prev_snap_obj; |
| 17 | uint64_t ds_prev_snap_txg; |
| 18 | uint64_t ds_next_snap_obj; |
| 19 | uint64_t ds_snapnames_zapobj; /* zap obj of snaps; ==0 for snaps */ |
| 20 | uint64_t ds_num_children; /* clone/snap children; ==0 for head */ |
| 21 | uint64_t ds_creation_time; /* seconds since 1970 */ |
| 22 | uint64_t ds_creation_txg; |
| 23 | uint64_t ds_deadlist_obj; |
| 24 | uint64_t ds_used_bytes; |
| 25 | uint64_t ds_compressed_bytes; |
| 26 | uint64_t ds_uncompressed_bytes; |
| 27 | uint64_t ds_unique_bytes; /* only relevant to snapshots */ |
| 28 | /* |
| 29 | * The ds_fsid_guid is a 56-bit ID that can change to avoid |
| 30 | * collisions. The ds_guid is a 64-bit ID that will never |
| 31 | * change, so there is a small probability that it will collide. |
| 32 | */ |
| 33 | uint64_t ds_fsid_guid; |
| 34 | uint64_t ds_guid; |
| 35 | uint64_t ds_flags; |
| 36 | blkptr_t ds_bp; |
| 37 | uint64_t ds_pad[8]; /* pad out to 320 bytes for good measure */ |
| 38 | } dsl_dataset_phys_t; |
| 39 | |
| 40 | #endif /* _SYS_DSL_DATASET_H */ |