| /kernel/linux/linux-5.10/fs/jbd2/ |
| D | checkpoint.c | 26 * Unlink a buffer from a transaction checkpoint list.
32 transaction_t *transaction = jh->b_cp_transaction; in __buffer_unlink_first() local
36 if (transaction->t_checkpoint_list == jh) { in __buffer_unlink_first()
37 transaction->t_checkpoint_list = jh->b_cpnext; in __buffer_unlink_first()
38 if (transaction->t_checkpoint_list == jh) in __buffer_unlink_first()
39 transaction->t_checkpoint_list = NULL; in __buffer_unlink_first()
44 * Unlink a buffer from a transaction checkpoint(io) list.
50 transaction_t *transaction = jh->b_cp_transaction; in __buffer_unlink() local
53 if (transaction->t_checkpoint_io_list == jh) { in __buffer_unlink()
54 transaction->t_checkpoint_io_list = jh->b_cpnext; in __buffer_unlink()
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| D | transaction.c | 3 * linux/fs/jbd2/transaction.c
9 * Generic filesystem transaction handling code; part of the ext2fs
46 pr_emerg("JBD2: failed to create transaction cache\n"); in jbd2_journal_init_transaction_cache()
58 void jbd2_journal_free_transaction(transaction_t *transaction) in jbd2_journal_free_transaction() argument
60 if (unlikely(ZERO_OR_NULL_PTR(transaction))) in jbd2_journal_free_transaction()
62 kmem_cache_free(transaction_cache, transaction); in jbd2_journal_free_transaction()
66 * Base amount of descriptor blocks we reserve for each transaction.
81 * space for commit block and normal transaction descriptor blocks. in jbd2_descriptor_blocks_per_trans()
90 * Simply initialise a new transaction. Initialize it in
92 * have an existing running transaction: we only make a new transaction
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| /kernel/linux/linux-6.6/fs/jbd2/ |
| D | checkpoint.c | 26 * Unlink a buffer from a transaction checkpoint list.
32 transaction_t *transaction = jh->b_cp_transaction; in __buffer_unlink() local
36 if (transaction->t_checkpoint_list == jh) { in __buffer_unlink()
37 transaction->t_checkpoint_list = jh->b_cpnext; in __buffer_unlink()
38 if (transaction->t_checkpoint_list == jh) in __buffer_unlink()
39 transaction->t_checkpoint_list = NULL; in __buffer_unlink()
67 * transaction to complete. If there is absolutely no way in __jbd2_log_wait_for_space()
147 * Perform an actual checkpoint. We take the first transaction on the
158 transaction_t *transaction; in jbd2_log_do_checkpoint() local
176 * OK, we need to start writing disk blocks. Take one transaction in jbd2_log_do_checkpoint()
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| D | transaction.c | 3 * linux/fs/jbd2/transaction.c
9 * Generic filesystem transaction handling code; part of the ext2fs
46 pr_emerg("JBD2: failed to create transaction cache\n"); in jbd2_journal_init_transaction_cache()
58 void jbd2_journal_free_transaction(transaction_t *transaction) in jbd2_journal_free_transaction() argument
60 if (unlikely(ZERO_OR_NULL_PTR(transaction))) in jbd2_journal_free_transaction()
62 kmem_cache_free(transaction_cache, transaction); in jbd2_journal_free_transaction()
68 * Simply initialise a new transaction. Initialize it in
70 * have an existing running transaction: we only make a new transaction
75 * new transaction and we can't block without protecting against other
81 transaction_t *transaction) in jbd2_get_transaction() argument
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| /kernel/linux/linux-6.6/drivers/net/ipa/ |
| D | gsi_trans.h | 25 /* Maximum number of TREs in an IPA immediate command transaction */
29 * struct gsi_trans - a GSI transaction
31 * Most fields in this structure for internal use by the transaction core code:
33 * @channel_id: Channel number transaction is associated with
34 * @cancelled: If set by the core code, transaction was cancelled
35 * @rsvd_count: Number of TREs reserved for this transaction
37 * @len: Number of bytes sent or received by the transaction
38 * @data: Preserved but not touched by the core transaction code
43 * @completion: Completed when the transaction completes
44 * @byte_count: TX channel byte count recorded when transaction committed
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| D | gsi_private.h | 20 * gsi_trans_move_complete() - Mark a GSI transaction completed
21 * @trans: Transaction whose state is to be updated
26 * gsi_trans_move_polled() - Mark a transaction polled
27 * @trans: Transaction whose state is to be updated
32 * gsi_trans_complete() - Complete a GSI transaction
33 * @trans: Transaction to complete
35 * Marks a transaction complete (including freeing it).
40 * gsi_channel_trans_mapped() - Return a transaction mapped to a TRE index
41 * @channel: Channel associated with the transaction
42 * @index: Index of the TRE having a transaction
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| D | gsi_trans.c | 24 * A GSI transaction abstracts the behavior of a GSI channel by representing
28 * by the GSI transaction core, allowing users to simply describe operations
29 * to be performed. When a transaction has completed a callback function
31 * cleanup of resources associated with the transaction.
33 * To perform an operation (or set of them), a user of the GSI transaction
34 * interface allocates a transaction, indicating the number of TREs required
36 * for use in the transaction and the allocation succeeds. This way
39 * transaction are also allocated when the transaction is allocated.
41 * Operations performed as part of a transaction are represented in an array
42 * of Linux scatterlist structures, allocated with the transaction. These
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| /kernel/linux/linux-6.6/Documentation/filesystems/ |
| D | xfs-delayed-logging-design.rst | 13 themselves with the general concepts of how transaction processing in XFS works.
16 transaction reservations are structured and accounted, and then move into how we
59 transactions. Permanent transaction reservations can take reservations that span
68 In the code, a one-shot transaction pattern looks somewhat like this::
72 <join item to transaction>
76 As items are modified in the transaction, the dirty regions in those items are
77 tracked via the transaction handle. Once the transaction is committed, all
79 space that was taken at the transaction allocation time.
81 In contrast, a permanent transaction is made up of multiple linked individual
97 While this might look similar to a one-shot transaction, there is an important
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| D | journalling.rst | 42 this use jbd2_journal_start() which returns a transaction handle.
45 which indicates the end of a transaction are nestable calls, so you can
46 reenter a transaction if necessary, but remember you must call
48 jbd2_journal_start() before the transaction is completed (or more
52 Inside each transaction you need to wrap the modifications to the
59 uncommitted transaction. At this point you are at last ready to modify a
74 single outstanding transaction at any one time, remember nothing commits
76 the transaction at the end of each file/inode/address etc. operation you
83 if there isn't enough space in the journal for your transaction (based
96 transaction. I advise having a look at at least ext4_jbd.h to see the
[all …]
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| /kernel/linux/linux-5.10/Documentation/filesystems/ |
| D | xfs-delayed-logging-design.rst | 26 changes in the new transaction that is written to the log.
31 transaction::
33 Transaction Contents LSN
42 In other words, each time an object is relogged, the new transaction contains
48 (increasing) LSN of each subsequent transaction - the LSN is effectively a
49 direct encoding of the location in the log of the transaction.
52 transactions. These transaction are known as rolling transactions, and require
53 a special log reservation known as a permanent transaction reservation. A
54 typical example of a rolling transaction is the removal of extents from an
55 inode which can only be done at a rate of two extents per transaction because
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| D | journalling.rst | 42 this use jbd2_journal_start() which returns a transaction handle.
45 which indicates the end of a transaction are nestable calls, so you can
46 reenter a transaction if necessary, but remember you must call
48 jbd2_journal_start() before the transaction is completed (or more
52 Inside each transaction you need to wrap the modifications to the
59 uncommitted transaction. At this point you are at last ready to modify a
74 single outstanding transaction at any one time, remember nothing commits
76 the transaction at the end of each file/inode/address etc. operation you
83 if there isn't enough space in the journal for your transaction (based
96 transaction. I advise having a look at at least ext4_jbd.h to see the
[all …]
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| /kernel/linux/linux-5.10/drivers/net/ipa/ |
| D | gsi_trans.h | 25 * struct gsi_trans - a GSI transaction
27 * Most fields in this structure for internal use by the transaction core code:
28 * @links: Links for channel transaction lists by state
30 * @channel_id: Channel number transaction is associated with
31 * @cancelled: If set by the core code, transaction was cancelled
32 * @tre_count: Number of TREs reserved for this transaction
35 * @data: Preserved but not touched by the core transaction code
40 * @completion: Completed when the transaction completes
41 * @byte_count: TX channel byte count recorded when transaction committed
42 * @trans_count: Channel transaction count when committed (for BQL accounting)
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| D | gsi_trans.c | 24 * A GSI transaction abstracts the behavior of a GSI channel by representing
28 * by the GSI transaction core, allowing users to simply describe commands
29 * to be performed. When a transaction has completed a callback function
31 * cleanup of resources associated with the transaction.
33 * To perform a command (or set of them), a user of the GSI transaction
34 * interface allocates a transaction, indicating the number of TREs required
36 * for use in the transaction and the allocation succeeds. This way
38 * as early as possible. All resources required to complete a transaction
39 * are allocated at transaction allocation time.
41 * Commands performed as part of a transaction are represented in an array
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| D | gsi_private.h | 19 /* Return the entry that follows one provided in a transaction pool */
23 * gsi_trans_move_complete() - Mark a GSI transaction completed
24 * @trans: Transaction to commit
29 * gsi_trans_move_polled() - Mark a transaction polled
30 * @trans: Transaction to update
35 * gsi_trans_complete() - Complete a GSI transaction
36 * @trans: Transaction to complete
38 * Marks a transaction complete (including freeing it).
43 * gsi_channel_trans_mapped() - Return a transaction mapped to a TRE index
44 * @channel: Channel associated with the transaction
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| /kernel/linux/linux-6.6/include/linux/ |
| D | journal-head.h | 16 typedef unsigned int tid_t; /* Unique transaction ID */
17 typedef struct transaction_s transaction_t; /* Compound transaction type */
50 * the currently running transaction
69 * Pointer to the compound transaction which owns this buffer's
70 * metadata: either the running transaction or the committing
71 * transaction (if there is one). Only applies to buffers on a
72 * transaction's data or metadata journaling list.
80 * Pointer to the running compound transaction which is currently
81 * modifying the buffer's metadata, if there was already a transaction
82 * committing it when the new transaction touched it.
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| /kernel/linux/linux-5.10/include/linux/ |
| D | journal-head.h | 16 typedef unsigned int tid_t; /* Unique transaction ID */
17 typedef struct transaction_s transaction_t; /* Compound transaction type */
50 * the currently running transaction
69 * Pointer to the compound transaction which owns this buffer's
70 * metadata: either the running transaction or the committing
71 * transaction (if there is one). Only applies to buffers on a
72 * transaction's data or metadata journaling list.
80 * Pointer to the running compound transaction which is currently
81 * modifying the buffer's metadata, if there was already a transaction
82 * committing it when the new transaction touched it.
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| /kernel/linux/linux-6.6/Documentation/powerpc/ |
| D | transactional_memory.rst | 21 A simple transaction looks like this::
41 /* Retry the transaction if it failed because it conflicted with
50 example, the transaction completes as though it were normal straight-line code
58 transaction, the transaction will be aborted by the CPU. Register and memory
66 Causes of transaction aborts
78 Syscalls made from within an active transaction will not be performed and the
79 transaction will be doomed by the kernel with the failure code TM_CAUSE_SYSCALL
82 Syscalls made from within a suspended transaction are performed as normal and
83 the transaction is not explicitly doomed by the kernel. However, what the
84 kernel does to perform the syscall may result in the transaction being doomed
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| /kernel/linux/linux-5.10/Documentation/powerpc/ |
| D | transactional_memory.rst | 21 A simple transaction looks like this::
41 /* Retry the transaction if it failed because it conflicted with
50 example, the transaction completes as though it were normal straight-line code
58 transaction, the transaction will be aborted by the CPU. Register and memory
66 Causes of transaction aborts
78 Syscalls made from within an active transaction will not be performed and the
79 transaction will be doomed by the kernel with the failure code TM_CAUSE_SYSCALL
82 Syscalls made from within a suspended transaction are performed as normal and
83 the transaction is not explicitly doomed by the kernel. However, what the
84 kernel does to perform the syscall may result in the transaction being doomed
[all …]
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| /kernel/linux/linux-6.6/fs/btrfs/ |
| D | transaction.c | 18 #include "transaction.h"
41 * Transaction states and transitions
43 * No running transaction (fs tree blocks are not modified)
48 * Transaction N [[TRANS_STATE_RUNNING]]
50 * | New trans handles can be attached to transaction N by calling all
55 * | transaction N
57 * Transaction N [[TRANS_STATE_COMMIT_PREP]]
60 * | the race and the rest will wait for the winner to commit the transaction.
62 * | The winner will wait for previous running transaction to completely finish
65 * Transaction N [[TRANS_STATE_COMMIT_START]]
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| /kernel/linux/linux-5.10/drivers/staging/octeon-usb/ |
| D | octeon-hcd.c | 106 * @CVMX_USB_STATUS_OK: The transaction / operation finished without
109 * @CVMX_USB_STATUS_CANCEL: The transaction was canceled while in flight
111 * @CVMX_USB_STATUS_ERROR: The transaction aborted with an unexpected
113 * @CVMX_USB_STATUS_STALL: The transaction received a USB STALL response
115 * @CVMX_USB_STATUS_XACTERR: The transaction failed with an error from the
117 * @CVMX_USB_STATUS_DATATGLERR: The transaction failed with a data toggle
119 * @CVMX_USB_STATUS_BABBLEERR: The transaction failed with a babble error
120 * @CVMX_USB_STATUS_FRAMEERR: The transaction failed with a frame error
236 * enum represents all of the possible stages a transaction can
239 * transaction with a simple clearing of bit 0.
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| /kernel/linux/linux-6.6/drivers/usb/host/ |
| D | octeon-hcd.c | 108 * @CVMX_USB_STATUS_OK: The transaction / operation finished without
111 * @CVMX_USB_STATUS_CANCEL: The transaction was canceled while in flight
113 * @CVMX_USB_STATUS_ERROR: The transaction aborted with an unexpected
115 * @CVMX_USB_STATUS_STALL: The transaction received a USB STALL response
117 * @CVMX_USB_STATUS_XACTERR: The transaction failed with an error from the
119 * @CVMX_USB_STATUS_DATATGLERR: The transaction failed with a data toggle
121 * @CVMX_USB_STATUS_BABBLEERR: The transaction failed with a babble error
122 * @CVMX_USB_STATUS_FRAMEERR: The transaction failed with a frame error
238 * enum represents all of the possible stages a transaction can
241 * transaction with a simple clearing of bit 0.
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| /kernel/linux/linux-5.10/fs/btrfs/ |
| D | transaction.c | 16 #include "transaction.h"
29 * Transaction states and transitions
31 * No running transaction (fs tree blocks are not modified)
36 * Transaction N [[TRANS_STATE_RUNNING]]
38 * | New trans handles can be attached to transaction N by calling all
43 * | transaction N
45 * Transaction N [[TRANS_STATE_COMMIT_START]]
47 * | Will wait for previous running transaction to completely finish if there
53 * | - Wait for current transaction to be committed by others.
57 * | to this running transaction.
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| /kernel/linux/linux-6.6/fs/ntfs/ |
| D | usnjrnl.h | 3 * usnjrnl.h - Defines for NTFS kernel transaction log ($UsnJrnl) handling.
20 * Transaction log ($UsnJrnl) organization:
22 * The transaction log records whenever a file is modified in any way. So for
28 * The transaction log is in the $Extend directory which is in the root
29 * directory of each volume. If it is not present it means transaction
30 * logging is disabled. If it is present it means transaction logging is
34 * To determine whether the transaction logging is enabled or in the process
38 * If the flag VOLUME_DELETE_USN_UNDERWAY is set it means the transaction log
40 * transaction log is enabled.
42 * The transaction log consists of two parts; the $DATA/$Max attribute as well
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| /kernel/linux/linux-5.10/fs/ntfs/ |
| D | usnjrnl.h | 3 * usnjrnl.h - Defines for NTFS kernel transaction log ($UsnJrnl) handling.
20 * Transaction log ($UsnJrnl) organization:
22 * The transaction log records whenever a file is modified in any way. So for
28 * The transaction log is in the $Extend directory which is in the root
29 * directory of each volume. If it is not present it means transaction
30 * logging is disabled. If it is present it means transaction logging is
34 * To determine whether the transaction logging is enabled or in the process
38 * If the flag VOLUME_DELETE_USN_UNDERWAY is set it means the transaction log
40 * transaction log is enabled.
42 * The transaction log consists of two parts; the $DATA/$Max attribute as well
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| /kernel/linux/linux-5.10/tools/perf/pmu-events/arch/x86/cascadelakex/ |
| D | other.json | 11 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
24 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
37 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
50 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
63 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
76 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
89 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
102 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
115 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
128 …and predefine mask bit value in a dedicated MSR to specify attributes of the offcore transaction.",
[all …]
|