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/linux/fs/nilfs2/
H A Dcpfile.c3 * NILFS checkpoint file.
116 * nilfs_cpfile_checkpoint_offset - calculate the byte offset of a checkpoint
118 * @cpfile: checkpoint file inode
119 * @cno: checkpoint number
120 * @bh: buffer head of block containing checkpoint indexed by @cno
122 * Return: Byte offset in the folio of the checkpoint specified by @cno.
135 * checkpoint snapshot list in the folio
137 * @cpfile: checkpoint file inode
138 * @cno: checkpoint number
139 * @bh: buffer head of block containing checkpoint indexed by @cno
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H A Dthe_nilfs.h54 * @ns_cno: next checkpoint number
61 * @ns_last_cno: checkpoint number of the latest segment
67 * @ns_cpfile: checkpoint file inode
77 * @ns_interval: checkpoint creation interval
104 * - loading the latest checkpoint exclusively.
151 /* Checkpoint tree */
219 * @cno: checkpoint number
245 /* Special checkpoint number */
H A Dsegment.h25 * @ri_cno: Number of the last checkpoint
101 * @sc_cno: checkpoint number of current log
182 * checkpoint
185 * Next checkpoint will have update of files
H A Dioctl.c180 * nilfs_ioctl_change_cpmode - change checkpoint mode (checkpoint/snapshot)
187 * given checkpoint between checkpoint and snapshot state. This ioctl
192 * %-EFAULT - Failure during checkpoint mode changing.
231 * nilfs_ioctl_delete_checkpoint - remove checkpoint
238 * checkpoint from NILFS2 file system. This ioctl is used in rmcp
243 * %-EFAULT - Failure during checkpoint removing.
280 * @posp: pointer on array of checkpoint's numbers
281 * @flags: checkpoint mode (checkpoint or snapshot)
283 * @size: size in bytes of one checkpoint info item in array
314 * and by nilfs_cleanerd daemon. The checkpoint statistics are copied to
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H A Dsuper.c330 * the same checkpoint. in nilfs_cleanup_super()
565 goto reuse; /* already attached checkpoint */ in nilfs_attach_checkpoint()
579 nilfs_err(sb, "Invalid checkpoint (checkpoint number=%llu)", in nilfs_attach_checkpoint()
788 "invalid option \"cp=0\": invalid checkpoint number 0"); in nilfs_parse_param()
972 "The specified checkpoint is not a snapshot (checkpoint number=%llu)", in nilfs_attach_snapshot()
981 "error %d while loading snapshot (checkpoint number=%llu)", in nilfs_attach_snapshot()
993 * nilfs_tree_is_busy() - try to shrink dentries of a checkpoint
1087 "error %d while loading last checkpoint (checkpoint number=%llu)", in nilfs_fill_super()
H A Drecovery.c463 "checkpoint log inconsistency at block %llu (segment %llu): next segment %llu is unallocated", in nilfs_prepare_segment_for_recovery()
592 * checkpoint
781 * nilfs_salvage_orphan_logs - salvage logs written after the latest checkpoint
806 nilfs_err(sb, "error %d loading the latest checkpoint", err); in nilfs_salvage_orphan_logs()
983 * This can happen if a checkpoint was written without in nilfs_search_super_root()
1004 /* Updating pointers relating to the latest checkpoint */ in nilfs_search_super_root()
H A Difile.c172 * @cno: number of checkpoint entry to read
177 * * %-EINVAL - Invalid checkpoint.
H A Dexport.h11 * @cno: checkpoint number
H A Dsysfs.c253 nilfs_err(nilfs->ns_sb, "unable to get checkpoint stat: err=%d", in nilfs_checkpoints_checkpoints_number_show()
276 nilfs_err(nilfs->ns_sb, "unable to get checkpoint stat: err=%d", in nilfs_checkpoints_snapshots_number_show()
320 "\tshow checkpoint number of the latest segment.\n\n"
321 "(4) next_checkpoint\n\tshow next checkpoint number.\n\n";
635 "\tshow checkpoint number of the latest segment.\n\n"
643 "(8) next_checkpoint\n\tshow next checkpoint number.\n\n"
H A Dcpfile.h3 * NILFS checkpoint file.
/linux/include/uapi/linux/
H A Dnilfs2_api.h20 * struct nilfs_cpinfo - checkpoint information
23 * @ci_cno: checkpoint number
25 * @ci_nblk_inc: number of blocks incremented by this checkpoint
28 * @ci_next: next checkpoint number in snapshot list
41 /* checkpoint flags */
143 * struct nilfs_cpmode - change checkpoint mode structure
144 * @cm_cno: checkpoint number
145 * @cm_mode: mode of checkpoint
171 * struct nilfs_period - period of checkpoint numbers
172 * @p_start: start checkpoint numbe
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H A Dkfd_ioctl.h35 * - 1.7 - Checkpoint Restore (CRIU) API
571 KFD_QUEUE_EVICTION_CRIU_CHECKPOINT, /* CRIU checkpoint */
666 * CRIU IOCTLs (Checkpoint Restore In Userspace)
671 * 2. CHECKPOINT op to checkpoint process contents (BOs, queues, events, svm-ranges)
709 __u64 devices; /* Used during ops: CHECKPOINT, RESTORE */
710 __u64 bos; /* Used during ops: CHECKPOINT, RESTORE */
711 __u64 priv_data; /* Used during ops: CHECKPOINT, RESTORE */
/linux/Documentation/filesystems/
H A Dnilfs2.rst61 cp=n Specify the checkpoint-number of the snapshot to be
68 checkpoint if no metadata update is going. This mode
100 NILFS_IOCTL_CHANGE_CPMODE Change mode of given checkpoint between
101 checkpoint and snapshot state. This ioctl is
104 NILFS_IOCTL_DELETE_CHECKPOINT Remove checkpoint from NILFS2 file system.
143 NILFS_IOCTL_SYNC Make a checkpoint. This ioctl is used in
170 mkcp make a checkpoint or a snapshot.
171 chcp change an existing checkpoint to a snapshot or vice versa.
172 rmcp invalidate specified checkpoint(s).
179 where <cno> is the checkpoint number of the snapshot.
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/linux/fs/xfs/
H A Dxfs_log_cil.c79 * first checkpoint it is written to. Hence if it is different to the in xlog_item_in_current_chkpt()
80 * current sequence, we're in a new checkpoint. in xlog_item_in_current_chkpt()
196 * initialise the first CIL checkpoint context.
405 * tell in future commits whether this is the first checkpoint in xfs_cil_prepare_item()
627 * consumed by the item. Add the space to the checkpoint ticket and calculate
629 * as well. Remove the amount of space we added to the checkpoint ticket from
651 * We can do this safely because the context can't checkpoint until we in xlog_cil_insert_items()
677 * We need to take the CIL checkpoint unit reservation on the first in xlog_cil_insert_items()
803 * Take the checkpoint's log vector chain of items and insert the attached log
807 * The AIL tracks log items via the start record LSN of the checkpoint,
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/linux/net/sched/
H A Dsch_plug.c10 * Output commit property is commonly used by applications using checkpoint
11 * based fault-tolerance to ensure that the checkpoint from which a system
15 * wherein a VM is checkpointed, say every 50ms. The checkpoint is replicated
22 * 2.1 Stop VM and take checkpoint(i).
25 * checkpoint(i) to backup host.
76 * issued after committing a checkpoint at the target.
82 * be released (committed checkpoint).
/linux/drivers/misc/vmw_vmci/
H A Dvmci_doorbell.h29 * written to the checkpoint as is, so changing this structure will
30 * break checkpoint compatibility.
H A Dvmci_context.h20 /* Used to determine what checkpoint state to get and set. */
91 /* VMCICptBufInfo: Used to set/get current context's checkpoint state. */
/linux/Documentation/ABI/testing/
H A Dsysfs-fs-nilfs2109 Show checkpoint number of the latest segment.
141 Show next checkpoint number.
230 Show checkpoint number of the latest segment.
236 Show next checkpoint number.
/linux/include/uapi/linux/raid/
H A Dmd_p.h166 __u32 cp_events_hi; /* 9 high-order of checkpoint update count */
167 __u32 cp_events_lo; /* 10 low-order of checkpoint update count */
171 __u32 cp_events_lo; /* 9 low-order of checkpoint update count */
172 __u32 cp_events_hi; /* 10 high-order of checkpoint update count */
176 __u32 recovery_cp; /* 11 resync checkpoint sector count */
/linux/Documentation/admin-guide/device-mapper/
H A Dera.rst35 checkpoint section in Messages
78 - Send a checkpoint message to the era target
/linux/fs/jbd2/
H A DMakefile8 jbd2-objs := transaction.o commit.o recovery.o checkpoint.o revoke.o journal.o
/linux/fs/f2fs/
H A DMakefile5 f2fs-y += checkpoint.o gc.o data.o node.o segment.o recovery.o
H A Dsuper.c60 [FAULT_CHECKPOINT] = "checkpoint error",
349 fsparam_string("checkpoint", Opt_checkpoint),
545 f2fs_info(sbi, "Adjust unusable cap for checkpoint=disable = %u / %u%%", in adjust_unusable_cap_perc()
1048 /* revert to match_table for checkpoint= options */ in f2fs_parse_param()
1832 * during filesystem shutdown, if checkpoint is disabled, in f2fs_drop_inode()
1992 * flush all issued checkpoints and stop checkpoint issue thread. in f2fs_put_super()
1998 * We don't need to do checkpoint when superblock is clean. in f2fs_put_super()
1999 * But, the previous checkpoint was not done by umount, it needs to do in f2fs_put_super()
2000 * clean checkpoint again. in f2fs_put_super()
2023 * In addition, EIO will skip do checkpoint, we need this as well. in f2fs_put_super()
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/linux/tools/testing/selftests/bpf/progs/
H A Dpyperf180.c15 * repo checkpoint does not have __BPF_CPU_VERSION__, a smaller unroll_count
/linux/tools/arch/s390/include/asm/
H A Dbarrier.h20 /* Fast-BCR without checkpoint synchronization */

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