| /linux-6.6.21/fs/jbd2/ |
| D | checkpoint.c | 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()
152 transaction_t *transaction; in jbd2_log_do_checkpoint() local
176 transaction = journal->j_checkpoint_transactions; in jbd2_log_do_checkpoint()
177 if (transaction->t_chp_stats.cs_chp_time == 0) in jbd2_log_do_checkpoint()
178 transaction->t_chp_stats.cs_chp_time = jiffies; in jbd2_log_do_checkpoint()
179 this_tid = transaction->t_tid; in jbd2_log_do_checkpoint()
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| D | transaction.c | 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()
103 transaction_t *transaction) in jbd2_get_transaction() argument
105 transaction->t_journal = journal; in jbd2_get_transaction()
106 transaction->t_state = T_RUNNING; in jbd2_get_transaction()
107 transaction->t_start_time = ktime_get(); in jbd2_get_transaction()
108 transaction->t_tid = journal->j_transaction_sequence++; in jbd2_get_transaction()
109 transaction->t_expires = jiffies + journal->j_commit_interval; in jbd2_get_transaction()
110 atomic_set(&transaction->t_updates, 0); in jbd2_get_transaction()
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| D | journal.c | 163 transaction_t *transaction; in kjournald2() local
229 transaction = journal->j_running_transaction; in kjournald2()
230 if (transaction && time_after_eq(jiffies, in kjournald2()
231 transaction->t_expires)) in kjournald2()
248 transaction = journal->j_running_transaction; in kjournald2()
249 if (transaction && time_after_eq(jiffies, transaction->t_expires)) { in kjournald2()
250 journal->j_commit_request = transaction->t_tid; in kjournald2()
326 int jbd2_journal_write_metadata_buffer(transaction_t *transaction, in jbd2_journal_write_metadata_buffer() argument
339 journal_t *journal = transaction->t_journal; in jbd2_journal_write_metadata_buffer()
452 __jbd2_journal_file_buffer(jh_in, transaction, BJ_Shadow); in jbd2_journal_write_metadata_buffer()
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| D | revoke.c | 530 void jbd2_journal_write_revoke_records(transaction_t *transaction, in jbd2_journal_write_revoke_records() argument
533 journal_t *journal = transaction->t_journal; in jbd2_journal_write_revoke_records()
554 write_one_revoke_record(transaction, log_bufs, in jbd2_journal_write_revoke_records()
571 static void write_one_revoke_record(transaction_t *transaction, in write_one_revoke_record() argument
577 journal_t *journal = transaction->t_journal; in write_one_revoke_record()
610 descriptor = jbd2_journal_get_descriptor_buffer(transaction, in write_one_revoke_record()
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| /linux-6.6.21/drivers/usb/host/ |
| D | octeon-hcd.c | 1354 struct cvmx_usb_transaction *transaction = in cvmx_usb_start_channel_control() local
1355 list_first_entry(&pipe->transactions, typeof(*transaction), in cvmx_usb_start_channel_control()
1358 cvmx_phys_to_ptr(transaction->control_header); in cvmx_usb_start_channel_control()
1359 int bytes_to_transfer = transaction->buffer_length - in cvmx_usb_start_channel_control()
1360 transaction->actual_bytes; in cvmx_usb_start_channel_control()
1367 switch (transaction->stage) { in cvmx_usb_start_channel_control()
1385 transaction->control_header); in cvmx_usb_start_channel_control()
1499 struct cvmx_usb_transaction *transaction = in cvmx_usb_start_channel() local
1500 list_first_entry(&pipe->transactions, typeof(*transaction), in cvmx_usb_start_channel()
1566 u64 dma_address = transaction->buffer + in cvmx_usb_start_channel()
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| /linux-6.6.21/drivers/net/wireless/intel/iwlwifi/dvm/ |
| D | tt.c | 352 struct iwl_tt_trans *transaction; in iwl_advance_tt_handler() local
366 transaction = tt->transaction + in iwl_advance_tt_handler()
368 if (temp >= transaction->tt_low && in iwl_advance_tt_handler()
369 temp <= transaction->tt_high) { in iwl_advance_tt_handler()
383 transaction->next_state) { in iwl_advance_tt_handler()
386 transaction->next_state; in iwl_advance_tt_handler()
591 struct iwl_tt_trans *transaction; in iwl_tt_initialize() local
612 tt->transaction = kcalloc(IWL_TI_STATE_MAX * in iwl_tt_initialize()
616 if (!tt->restriction || !tt->transaction) { in iwl_tt_initialize()
621 kfree(tt->transaction); in iwl_tt_initialize()
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| /linux-6.6.21/Documentation/i2c/busses/ |
| D | i2c-mlxcpld.rst | 19 The next transaction types are supported:
29 Bits [6:5] - transaction length. b01 - 72B is supported,
43 It should be written last as it triggers an I2C transaction.
45 Number of data bytes to write in read transaction
47 Number of address bytes to write in read transaction.
49 Bit 0 - transaction is completed.
52 For write transaction address is specified in four first bytes
54 For read transactions address is sent in a separate transaction and
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| /linux-6.6.21/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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| /linux-6.6.21/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
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| /linux-6.6.21/drivers/nfc/st21nfca/ |
| D | se.c | 308 struct nfc_evt_transaction *transaction; in st21nfca_connectivity_event_received() local
340 if (skb->len < aid_len + 4 || aid_len > sizeof(transaction->aid)) in st21nfca_connectivity_event_received()
352 transaction = devm_kzalloc(dev, sizeof(*transaction) + params_len, GFP_KERNEL); in st21nfca_connectivity_event_received()
353 if (!transaction) in st21nfca_connectivity_event_received()
356 transaction->aid_len = aid_len; in st21nfca_connectivity_event_received()
357 transaction->params_len = params_len; in st21nfca_connectivity_event_received()
359 memcpy(transaction->aid, &skb->data[2], aid_len); in st21nfca_connectivity_event_received()
360 memcpy(transaction->params, &skb->data[aid_len + 4], params_len); in st21nfca_connectivity_event_received()
362 r = nfc_se_transaction(hdev->ndev, host, transaction); in st21nfca_connectivity_event_received()
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| /linux-6.6.21/fs/btrfs/ |
| D | transaction.c | 141 void btrfs_put_transaction(struct btrfs_transaction *transaction) in btrfs_put_transaction() argument
143 WARN_ON(refcount_read(&transaction->use_count) == 0); in btrfs_put_transaction()
144 if (refcount_dec_and_test(&transaction->use_count)) { in btrfs_put_transaction()
145 BUG_ON(!list_empty(&transaction->list)); in btrfs_put_transaction()
147 &transaction->delayed_refs.href_root.rb_root)); in btrfs_put_transaction()
149 &transaction->delayed_refs.dirty_extent_root)); in btrfs_put_transaction()
150 if (transaction->delayed_refs.pending_csums) in btrfs_put_transaction()
151 btrfs_err(transaction->fs_info, in btrfs_put_transaction()
153 transaction->delayed_refs.pending_csums); in btrfs_put_transaction()
161 while (!list_empty(&transaction->deleted_bgs)) { in btrfs_put_transaction()
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| D | transaction.h | 126 struct btrfs_transaction *transaction; member
177 inode->last_trans = trans->transaction->transid; in btrfs_set_inode_last_trans()
192 delayed_refs = &trans->transaction->delayed_refs; in btrfs_set_skip_qgroup()
201 delayed_refs = &trans->transaction->delayed_refs; in btrfs_clear_skip_qgroup()
264 void btrfs_put_transaction(struct btrfs_transaction *transaction);
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| /linux-6.6.21/Documentation/locking/ |
| D | ww-mutex-design.rst | 36 In the RDBMS literature, a reservation ticket is associated with a transaction.
39 If the transaction holding the lock is younger, the locking transaction waits.
40 If the transaction holding the lock is older, the locking transaction backs off
43 If the transaction holding the lock is younger, the locking transaction
44 wounds the transaction holding the lock, requesting it to die.
45 If the transaction holding the lock is older, it waits for the other
46 transaction. Hence Wound-Wait.
47 The two algorithms are both fair in that a transaction will eventually succeed.
53 running transaction. Note that this is not the same as process preemption. A
54 Wound-Wait transaction is considered preempted when it dies (returning
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| /linux-6.6.21/Documentation/i2c/ |
| D | i2c-address-translators.rst | 53 in the transaction and based on the alias table.
68 - Slave X driver requests a transaction (on adapter B), slave address 0x10
71 - Physical I2C transaction on bus A, slave address 0x20
72 - ATR chip detects transaction on address 0x20, finds it in table,
73 propagates transaction on bus B with address translated to 0x10,
75 - Slave X chip (on bus B) detects transaction at its own physical
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| D | i2c-protocol.rst | 25 Simple send transaction
33 Simple receive transaction
47 condition P a start condition S is sent and the transaction continues.
70 In a combined transaction, no 'S Addr Wr/Rd [A]' is generated at some
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| /linux-6.6.21/drivers/nfc/st-nci/ |
| D | se.c | 314 struct nfc_evt_transaction *transaction; in st_nci_hci_connectivity_event_received() local
348 aid_len > sizeof(transaction->aid)) in st_nci_hci_connectivity_event_received()
360 transaction = devm_kzalloc(dev, sizeof(*transaction) + in st_nci_hci_connectivity_event_received()
362 if (!transaction) in st_nci_hci_connectivity_event_received()
365 transaction->aid_len = aid_len; in st_nci_hci_connectivity_event_received()
366 transaction->params_len = params_len; in st_nci_hci_connectivity_event_received()
368 memcpy(transaction->aid, &skb->data[2], aid_len); in st_nci_hci_connectivity_event_received()
369 memcpy(transaction->params, &skb->data[aid_len + 4], in st_nci_hci_connectivity_event_received()
372 r = nfc_se_transaction(ndev->nfc_dev, host, transaction); in st_nci_hci_connectivity_event_received()
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| /linux-6.6.21/drivers/nvme/host/ |
| D | auth.c | 31 u16 transaction; member
95 u16 transaction, u8 expected_msg) in nvme_auth_receive_validate() argument
111 if (le16_to_cpu(data->t_id) != transaction) { in nvme_auth_receive_validate()
133 data->t_id = cpu_to_le16(chap->transaction); in nvme_auth_set_dhchap_negotiate_data()
310 data->t_id = cpu_to_le16(chap->transaction); in nvme_auth_set_dhchap_reply_data()
400 data->t_id = cpu_to_le16(chap->transaction); in nvme_auth_set_dhchap_success2_data()
414 data->t_id = cpu_to_le16(chap->transaction); in nvme_auth_set_dhchap_failure2_data()
429 __func__, chap->qid, chap->s1, chap->transaction); in nvme_auth_dhchap_setup_host_response()
478 put_unaligned_le16(chap->transaction, buf); in nvme_auth_dhchap_setup_host_response()
545 __func__, chap->qid, chap->s2, chap->transaction); in nvme_auth_dhchap_setup_ctrl_response()
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| /linux-6.6.21/Documentation/ABI/testing/ |
| D | debugfs-driver-habanalabs | 44 transaction while reading from the file generates a read
45 transaction. This custom interface is needed (instead of using
48 move the bar before and after the transaction.
59 write transaction while reading from the file generates a read
60 transaction. This custom interface is needed (instead of using
63 move the bar before and after the transaction.
105 Description: Specify the size of the DMA transaction when using DMA to read
139 Description: Sets I2C device address for I2C transaction that is generated
147 Description: Sets I2C bus address for I2C transaction that is generated by
155 Description: Triggers an I2C transaction that is generated by the device's
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| /linux-6.6.21/Documentation/devicetree/bindings/i2c/ |
| D | i2c-mux-gpmux.yaml | 55 - between setup of the multiplexer and the child bus I2C transaction
56 - between the child bus I2C transaction and releasing of the multiplexer
61 for the full duration of the complete multiplexed I2C transaction (i.e.
65 adapter for the complete multiplexed I2C transaction.
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| /linux-6.6.21/Documentation/filesystems/ext4/ |
| D | journal.rst | 11 data transaction is fully written to the disk and flushed from the disk write
70 - One transaction
73 Notice that a transaction begins with either a descriptor and some data,
74 or a block revocation list. A finished transaction always ends with a
76 transaction will be discarded during replay.
102 - One transaction
131 - The transaction ID that goes with this block.
145 written through the journal during a transaction.
148 transaction.
244 - Limit of journal blocks per transaction. (Not used?)
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| /linux-6.6.21/drivers/net/ethernet/intel/i40e/ |
| D | i40e_nvm.c | 1282 u8 module, transaction; in i40e_nvmupd_validate_command() local
1287 transaction = i40e_nvmupd_get_transaction(cmd->config); in i40e_nvmupd_validate_command()
1302 switch (transaction) { in i40e_nvmupd_validate_command()
1328 switch (transaction) { in i40e_nvmupd_validate_command()
1565 u8 module, transaction; in i40e_nvmupd_nvm_read() local
1569 transaction = i40e_nvmupd_get_transaction(cmd->config); in i40e_nvmupd_nvm_read()
1571 last = (transaction == I40E_NVM_LCB) || (transaction == I40E_NVM_SA); in i40e_nvmupd_nvm_read()
1604 u8 module, transaction; in i40e_nvmupd_nvm_erase() local
1608 transaction = i40e_nvmupd_get_transaction(cmd->config); in i40e_nvmupd_nvm_erase()
1610 last = (transaction & I40E_NVM_LCB); in i40e_nvmupd_nvm_erase()
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| /linux-6.6.21/Documentation/admin-guide/device-mapper/ |
| D | persistent-data.rst | 42 The transaction manager
45 dm-transaction-manager.[hc]
49 transaction manager is by shadowing an existing block (ie. doing
51 the same transaction so performance is reasonable. The commit method
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| /linux-6.6.21/drivers/acpi/ |
| D | ec.c | 152 struct transaction { struct
165 struct transaction transaction; argument
647 static void acpi_ec_spurious_interrupt(struct acpi_ec *ec, struct transaction *t) in acpi_ec_spurious_interrupt()
659 struct transaction *t = ec->curr; in advance_transaction()
781 struct transaction *t) in acpi_ec_transaction_unlocked()
815 static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t) in acpi_ec_transaction()
846 struct transaction t = {.command = ACPI_EC_BURST_ENABLE, in acpi_ec_burst_enable()
855 struct transaction t = {.command = ACPI_EC_BURST_DISABLE, in acpi_ec_burst_disable()
867 struct transaction t = {.command = ACPI_EC_COMMAND_READ, in acpi_ec_read()
879 struct transaction t = {.command = ACPI_EC_COMMAND_WRITE, in acpi_ec_write()
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| /linux-6.6.21/Documentation/driver-api/ |
| D | firewire.rst | 37 Firewire core transaction interfaces
40 .. kernel-doc:: drivers/firewire/core-transaction.c
|