9 Kernel routines

8,468 pages in section 9.

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ab

ablkcipher_request_alloc allocate request data structure
ablkcipher_request_free zeroize and free request data structure
ablkcipher_request_set_callback set asynchronous callback function
ablkcipher_request_set_crypt set data buffers
ablkcipher_request_set_tfm update cipher handle reference in request
abort_exclusive_wait abort exclusive waiting in a queue
abs Compute the absolute value and sign of the input signal
abs_s32 Compute the absolute value and sign of the input signal
absent_pages_in_range Return number of page frames in holes within a range

ac

accept_filt_add filter incoming connections
accept_filt_del filter incoming connections
accept_filt_generic_mod_event filter incoming connections
accept_filt_get filter incoming connections
accept_filter filter incoming connections
access_ok Checks if a user space pointer is valid
accf_data buffer incoming connections until data arrives
accf_dns buffer incoming DNS requests until the whole first request is present
accf_http buffer incoming connections until a certain complete HTTP requests arrive
accf_tls buffer incoming connections until a TLS handshake like request arrives
acct_auto_close turn off a filesystem's accounting if it is on
acct_auto_close_mnt turn off a filesystem's accounting if it is on
acct_clear_integrals clear the mm integral fields in task_struct
acct_collect collect accounting information into pacct_struct
acct_init_pacct initialize a new pacct_struct
acct_process
acct_update_integrals update mm integral fields in task_struct
acl virtual file system access control lists
acm_bind_config add a CDC ACM function to a configuration
acm_cdc_notify issue CDC notification to host
acpi_bus_driver_init add a device to a driver
acpi_bus_find_driver check if there is a driver installed for the device
acpi_bus_match match device IDs to driver's supported IDs
acpi_bus_register_driver register a driver with the ACPI bus
acpi_bus_scan Add ACPI device node objects in a given namespace scope.
acpi_bus_trim Detach scan handlers and drivers from ACPI device objects.
acpi_bus_unregister_driver unregisters a driver with the ACPI bus
acpi_match_device Match a struct device against a given list of ACPI IDs
acpi_scan_drop_device Drop an ACPI device object.
acquire_console_sem lock the console system for exclusive use.

ad

add_active_range Register a range of PFNs backed by physical memory
add_disk add partitioning information to kernel list
add_marker_len compute the length of the marker in data area
add_page_wait_queue Add an arbitrary waiter to a page's wait queue
add_taint
add_timer start a timer
add_timer_on start a timer on a particular CPU
add_to_page_cache add newly allocated pagecache pages
add_to_page_cache_locked add a locked page to the pagecache
adjust_resource modify a resource's start and size

ae

aead_request_alloc allocate request data structure
aead_request_free zeroize and free request data structure
aead_request_set_ad set associated data information
aead_request_set_callback set asynchronous callback function
aead_request_set_crypt set data buffers
aead_request_set_tfm update cipher handle reference in request

ah

ahash_request_alloc allocate request data structure
ahash_request_free zeroize and free the request data structure
ahash_request_set_callback set asynchronous callback function
ahash_request_set_crypt set data buffers
ahash_request_set_tfm update cipher handle reference in request

ai

aica_rtc_gettimeofday Get the time from the AICA RTC
aica_rtc_settimeofday Set the AICA RTC to the current time
airq_iv_alloc allocate irq bits from an interrupt vector
airq_iv_create create an interrupt vector
airq_iv_free free irq bits of an interrupt vector
airq_iv_release release an interrupt vector
airq_iv_scan scan interrupt vector for non-zero bits

ak

akcipher_request_alloc allocates public key request
akcipher_request_free zeroize and free public key request
akcipher_request_set_callback Sets an asynchronous callback.
akcipher_request_set_crypt Sets request parameters

al

alloc_chrdev_region register a range of char device numbers
alloc_contig_range - tries to allocate given range of pages
alloc_desc_masks allocate cpumasks for irq_desc
alloc_etherdev Allocates and sets up an ethernet device
alloc_etherdev_mq Allocates and sets up an Ethernet device
alloc_etherdev_mqs Allocates and sets up an Ethernet device
alloc_netdev allocate network device
alloc_netdev_mq allocate network device
alloc_netdev_mqs allocate network device
alloc_pages_exact_nid allocate an exact number of physically-contiguous pages on a node.
alloc_skb_with_frags allocate skb with page frags
alloc_unr kernel unit number allocator
alloc_unr_specific kernel unit number allocator
alloc_unrl kernel unit number allocator
alloc_vm_area allocate a range of kernel address space
allocate_resource allocate empty slot in the resource tree given range & alignment. The resource will be reallocated with a new size if it was already allocated
ALQ Asynchronous Logging Queues
alq Asynchronous Logging Queues
alq_close Asynchronous Logging Queues
alq_flush Asynchronous Logging Queues
alq_get Asynchronous Logging Queues
alq_getn Asynchronous Logging Queues
alq_open Asynchronous Logging Queues
alq_open_flags Asynchronous Logging Queues
alq_post Asynchronous Logging Queues
alq_post_flags Asynchronous Logging Queues
alq_write Asynchronous Logging Queues
alq_writen Asynchronous Logging Queues
ALTQ kernel interfaces for manipulating output queues on network interfaces
altq kernel interfaces for manipulating output queues on network interfaces

an

and2 Two-input AND gate
anglejog Jog two axes (or joints) at an angle
anon_transport_class_register register an anonymous class
anon_transport_class_unregister unregister an anon class

ar

arc4rand supply pseudo-random numbers
arc4random supply pseudo-random numbers
arch_phys_wc_add add a WC MTRR and handle errors if PAT is unavailable

at

at_pid obsolete pid HAL component
ata_build_rw_tf Build ATA taskfile for given read/write request
ata_bus_probe Reset and probe ATA bus
ata_bus_reset reset host port and associated ATA channel
ata_busy_sleep sleep until BSY clears, or timeout
ata_cable_40wire return 40 wire cable type
ata_cable_80wire return 80 wire cable type
ata_cable_ignore return ignored PATA cable.
ata_cable_sata return SATA cable type
ata_cable_unknown return unknown PATA cable.
ata_check_atapi_dma Check whether ATAPI DMA can be supported
ata_cmd_ioctl Handler for HDIO_DRIVE_CMD ioctl
ata_data_xfer Transfer data by PIO
ata_data_xfer_noirq Transfer data by PIO
ata_dev_classify determine device type based on ATA-spec signature
ata_dev_configure Configure the specified ATA/ATAPI device
ata_dev_disable_pm disable SATA interface power management
ata_dev_enable_pm enable SATA interface power management
ata_dev_init Initialize an ata_device structure
ata_dev_init_params Issue INIT DEV PARAMS command
ata_dev_next device iteration helper
ata_dev_pair return other device on cable
ata_dev_phys_link find physical link for a device
ata_dev_read_id Read ID data from the specified device
ata_dev_reread_id Re-read IDENTIFY data
ata_dev_revalidate Revalidate ATA device
ata_dev_same_device Determine whether new ID matches configured device
ata_dev_select Select device 0/1 on ATA bus
ata_dev_set_feature Issue SET FEATURES - SATA FEATURES
ata_dev_set_xfermode Issue SET FEATURES - XFER MODE command
ata_dev_try_classify Parse returned ATA device signature
ata_dev_xfermask Compute supported xfermask of the given device
ata_devchk PATA device presence detection
ata_device_add Register hardware device with ATA and SCSI layers
ata_do_dev_read_id default ID read method
ata_do_set_mode Program timings and issue SET FEATURES - XFER
ata_do_simple_cmd execute simple internal command
ata_down_xfermask_limit adjust dev xfer masks downward
ata_dumb_qc_prep Prepare taskfile for submission
ata_dump_id IDENTIFY DEVICE info debugging output
ata_dump_status user friendly display of error info
ata_exec_internal execute libata internal command
ata_exec_internal_sg execute libata internal command
ata_fill_sg Fill PCI IDE PRD table
ata_fill_sg_dumb Fill PCI IDE PRD table
ata_finalize_port_ops finalize ata_port_operations
ata_force_cbl force cable type according to libata.force
ata_force_horkage force horkage according to libata.force
ata_force_link_limits force link limits according to libata.force
ata_force_spd_limit force SATA spd limit according to libata.force
ata_force_xfermask force xfermask according to libata.force
ata_format_dsm_trim_descr SATL Write Same to DSM Trim
ata_format_sct_write_same SATL Write Same to ATA SCT Write Same
ata_gen_ata_sense generate a SCSI fixed sense block
ata_gen_fixed_sense generate a SCSI fixed sense block
ata_get_identity Handler for HDIO_GET_IDENTITY ioctl
ata_get_xlat_func check if SCSI to ATA translation is possible
ata_host_activate start host, request IRQ and register it
ata_host_add Attach low-level ATA driver to system
ata_host_alloc allocate and init basic ATA host resources
ata_host_alloc_pinfo alloc host and init with port_info array
ata_host_detach Detach all ports of an ATA host
ata_host_init Initialize a host struct for sas (ipr, libsas)
ata_host_intr Handle host interrupt for given (port, task)
ata_host_register register initialized ATA host
ata_host_resume resume host
ata_host_set_remove PCI layer callback for device removal
ata_host_set_resume resume host_set
ata_host_set_suspend suspend host_set
ata_host_start start and freeze ports of an ATA host
ata_host_suspend suspend host
ata_hpa_resize Resize a device with an HPA set
ata_hsm_move move the HSM to the next state.
ata_hsm_ok_in_wq Check if the qc can be handled in the workqueue.
ata_hsm_qc_complete finish a qc running on standard HSM
ata_id_c_string Convert IDENTIFY DEVICE page into C string
ata_id_string Convert IDENTIFY DEVICE page into string
ata_id_to_dma_mode Identify DMA mode from id block
ata_id_xfermask Compute xfermask from the given IDENTIFY data
ata_interrupt Default ATA host interrupt handler
ata_is_40wire check drive side detection
ata_link_init Initialize an ata_link structure
ata_link_next link iteration helper
ata_link_offline test whether the given link is offline
ata_link_online test whether the given link is online
ata_mmio_data_xfer Transfer data by MMIO
ata_mmio_devchk PATA device presence detection
ata_mode_string convert xfer_mask to string
ata_mselect_caching Simulate MODE SELECT for caching info page
ata_mselect_control Simulate MODE SELECT for control page
ata_msense_caching Simulate MODE SENSE caching info page
ata_msense_control Simulate MODE SENSE control mode page
ata_msense_ctl_mode Simulate MODE SENSE control mode page
ata_msense_push Push data onto MODE SENSE data output buffer
ata_msense_rw_recovery Simulate MODE SENSE r/w error recovery page
ata_msleep ATA EH owner aware msleep
ata_noop_dev_select Select device 0/1 on ATA bus
ata_pack_xfermask Pack pio, mwdma and udma masks into xfer_mask
ata_pci_remove_one PCI layer callback for device removal
ata_phys_link_offline test whether the given link is offline
ata_phys_link_online test whether the given link is online
ata_pio_data_xfer Transfer data by PIO
ata_pio_data_xfer_noirq Transfer data by PIO
ata_pio_devchk PATA device presence detection
ata_pio_mask_no_iordy Return the non IORDY mask
ata_pio_need_iordy check if iordy needed
ata_pio_queue_task Queue port_task
ata_pio_sector Transfer ATA_SECT_SIZE (512 bytes) of data.
ata_pio_sectors Transfer one or many 512-byte sectors.
ata_platform_remove_one Platform layer callback for device removal
ata_port_alloc allocate and initialize basic ATA port resources
ata_port_detach Detach ATA port in preparation of device removal
ata_port_disable Disable port.
ata_port_flush_task Flush port_task
ata_port_offline test whether the given port is offline
ata_port_online test whether the given port is online
ata_port_probe Mark port as enabled
ata_port_queue_task Queue port_task
ata_port_start Set port up for dma.
ata_port_stop Undo ata_port_start
ata_qc_complete Complete an active ATA command
ata_qc_complete_multiple Complete multiple qcs successfully
ata_qc_free free unused ata_queued_cmd
ata_qc_issue issue taskfile to device
ata_qc_issue_prot issue taskfile to device in proto-dependent manner
ata_qc_new Request an available ATA command, for queueing
ata_qc_new_init Request an available ATA command, and initialize it
ata_qc_prep Prepare taskfile for submission
ata_read_native_max_address Read native max address
ata_rwcmd_protocol set taskfile r/w commands and protocol
ata_sas_async_probe simply schedule probing and return
ata_sas_port_alloc Allocate port for a SAS attached SATA device
ata_sas_port_destroy Destroy a SATA port allocated by ata_sas_port_alloc
ata_sas_port_init Initialize a SATA device
ata_sas_port_start Set port up for dma.
ata_sas_port_stop Undo ata_sas_port_start
ata_sas_queuecmd Issue SCSI cdb to libata-managed device
ata_sas_slave_configure Default slave_config routine for libata devices
ata_scmd_need_defer Check whether we need to defer scmd
ata_scsi_badcmd End a SCSI request with an error
ata_scsi_change_queue_depth SCSI callback for queue depth config
ata_scsi_dev_enabled determine if device is enabled
ata_scsi_dev_rescan initiate scsi_rescan_device
ata_scsi_device_resume resume ATA device associated with sdev
ata_scsi_device_suspend suspend ATA device associated with sdev
ata_scsi_dump_cdb dump SCSI command contents to dmesg
ata_scsi_find_dev lookup ata_device from scsi_cmnd
ata_scsi_flush_xlat Translate SCSI SYNCHRONIZE CACHE command
ata_scsi_hotplug SCSI part of hotplug
ata_scsi_media_change_notify send media change event
ata_scsi_mode_select_xlat Simulate MODE SELECT 6, 10 commands
ata_scsi_offline_dev offline attached SCSI device
ata_scsi_pass_thru convert ATA pass-thru CDB to taskfile
ata_scsi_qc_new acquire new ata_queued_cmd reference
ata_scsi_queuecmd Issue SCSI cdb to libata-managed device
ata_scsi_rbuf_fill wrapper for SCSI command simulators
ata_scsi_rbuf_get Map response buffer.
ata_scsi_rbuf_put Unmap response buffer.
ATA_SCSI_RBUF_SET helper to set values in SCSI response buffer
ata_scsi_release SCSI layer callback hook for host unload
ata_scsi_remove_dev remove attached SCSI device
ata_scsi_report_zones_complete convert ATA output
ata_scsi_rw_xlat Translate SCSI r/w command into an ATA one
ata_scsi_set_capacity adjust device capacity
ata_scsi_set_sense Set SCSI sense data and status
ata_scsi_simulate simulate SCSI command on ATA device
ata_scsi_slave_config Set SCSI device attributes
ata_scsi_slave_destroy SCSI device is about to be destroyed
ata_scsi_start_stop_xlat Translate SCSI START STOP UNIT command
ata_scsi_translate Translate then issue SCSI command to ATA device
ata_scsi_unlock_native_capacity unlock native capacity
ata_scsi_user_scan indication for user-initiated bus scan
ata_scsi_verify_xlat Translate SCSI VERIFY command into an ATA one
ata_scsi_write_same_xlat SATL Write Same to ATA SCT Write Same
ata_scsiop_inq_00 Simulate INQUIRY VPD page 0, list of pages
ata_scsiop_inq_80 Simulate INQUIRY VPD page 80, device serial number
ata_scsiop_inq_83 Simulate INQUIRY VPD page 83, device identity
ata_scsiop_inq_89 Simulate INQUIRY VPD page 89, ATA info
ata_scsiop_inq_std Simulate INQUIRY command
ata_scsiop_maint_in Simulate a subset of MAINTENANCE_IN
ata_scsiop_mode_sense Simulate MODE SENSE 6, 10 commands
ata_scsiop_noop Command handler that simply returns success.
ata_scsiop_read_cap Simulate READ CAPACITY[ 16] commands
ata_scsiop_report_luns Simulate REPORT LUNS command
ata_set_max_sectors Set max sectors
ata_set_mode Program timings and issue SET FEATURES - XFER
ata_sg_clean Unmap DMA memory associated with command
ata_sg_init Associate command with scatter-gather table.
ata_sg_init_one Associate command with memory buffer
ata_sg_setup DMA-map the scatter-gather table associated with a command.
ata_sg_setup_one DMA-map the memory buffer associated with a command.
ata_slave_link_init initialize slave link
ata_std_bios_param generic bios head/sector/cylinder calculator used by sd.
ata_std_dev_select Select device 0/1 on ATA bus
ata_std_ports initialize ioaddr with standard port offsets.
ata_std_postreset standard postreset callback
ata_std_prereset prepare for reset
ata_std_qc_defer Check whether a qc needs to be deferred
ata_std_softreset reset host port via ATA SRST
ata_task_ioctl Handler for HDIO_DRIVE_TASK ioctl
ata_tf_from_fis Convert SATA FIS to ATA taskfile
ata_tf_read_block Read block address from ATA taskfile
ata_tf_to_fis Convert ATA taskfile to SATA FIS structure
ata_tf_to_host issue ATA taskfile to host controller
ata_timing_cycle2mode find xfer mode for the specified cycle duration
ata_to_sense_error convert ATA error to SCSI error
ata_unpack_xfermask Unpack xfer_mask into pio, mwdma and udma masks
ata_wait_after_reset wait for link to become ready after reset
ata_wait_ready wait for link to become ready
ata_wait_register wait until register value changes
ata_xfer_mask2mode Find matching XFER_* for the given xfer_mask
ata_xfer_mode2mask Find matching xfer_mask for XFER_*
ata_xfer_mode2shift Find matching xfer_shift for XFER_*
atapi_check_dma Check whether ATAPI DMA can be supported
atapi_cmd_type Determine ATAPI command type from SCSI opcode
atapi_drain_needed Check whether data transfer may overflow
atapi_pio_bytes Transfer data from/to the ATAPI device.
atapi_qc_may_overflow Check whether data transfer may overflow
atapi_send_cdb Write CDB bytes to hardware
atapi_xlat Initialize PACKET taskfile
atomic atomic operations
atomic64_add add integer to atomic64 variable
atomic64_add_negative add and test if negative
atomic64_add_return add and return
atomic64_dec decrement atomic64 variable
atomic64_dec_and_test decrement and test
atomic64_inc increment atomic64 variable
atomic64_inc_and_test increment and test
atomic64_read read atomic64 variable
atomic64_set set atomic64 variable
atomic64_sub subtract the atomic64 variable
atomic64_sub_and_test subtract value from variable and test result
atomic64_xchg xchg atomic64 variable
atomic_add add integer to atomic variable
atomic_add_negative add and test if negative
atomic_add_return add integer and return
atomic_add_unless add unless the number is already a given value
atomic_clear atomic operations
atomic_cmpset atomic operations
atomic_dec decrement atomic variable
atomic_dec_and_mutex_lock return holding mutex if we dec to 0
atomic_dec_and_test decrement and test
atomic_fcmpset atomic operations
atomic_fetchadd atomic operations
atomic_inc increment atomic variable
atomic_inc_and_test increment and test
atomic_inc_short increment of a short integer
atomic_load atomic operations
atomic_notifier_call_chain Call functions in an atomic notifier chain
atomic_notifier_chain_register Add notifier to an atomic notifier chain
atomic_notifier_chain_unregister Remove notifier from an atomic notifier chain
atomic_or_long OR of two long integers
atomic_read read atomic variable
atomic_readandclear atomic operations
atomic_set set atomic variable
atomic_store atomic operations
atomic_sub subtract integer from atomic variable
atomic_sub_and_test subtract value from variable and test result
atomic_sub_return subtract integer and return
atomic_subtract atomic operations
atomic_swap atomic operations
atomic_testandclear atomic operations
atomic_testandset atomic operations
atomic_thread_fence atomic operations
attempt_plug_merge try to merge with current's plugged list

au

audit_alloc allocate an audit context block for a task
audit_avc_path record the granting or denial of permissions
audit_compare_dname_path compare given dentry name with last component in given path. Return of 0 indicates a match.
audit_core_dumps record information about processes that end abnormally
audit_free free a per-task audit context
audit_get_loginuid get the loginuid for an audit_context
audit_list_rules_send list the audit rules
audit_log Log an audit record
audit_log_end end one audit record
audit_log_format format a message into the audit buffer.
audit_log_secctx Converts and logs SELinux context
audit_log_start obtain an audit buffer
audit_receive_filter apply all rules to the specified message type
audit_rule_change apply all rules to the specified message type
audit_set_loginuid set current task's audit_context loginuid
audit_sockaddr record audit data for sys_bind, sys_connect, sys_sendto
audit_socketcall record audit data for sys_socketcall
audit_syscall_entry fill in an audit record at syscall entry
audit_syscall_exit deallocate audit context after a system call
auditsc_get_stamp get local copies of audit_context values

ax

axis accepts NML motion commands, interacts with HAL in realtime
axistest Used to allow testing of an axis. Used IN PnCconf.

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