Section 9

• KASAN · Kernel Address SANitizer
• kasan · Kernel Address SANitizer
• kasan_mark · Kernel Address SANitizer
• KASSERT · kernel expression verification macro
• kcalloc · allocate memory for an array. The memory is set to zero.
• kern_getenv · kernel environment variable functions
• kern_reboot · reboot, halt, or power off the system
• kern_setenv · kernel environment variable functions
• kern_testfrwk · A kernel testing framework
• kern_unsetenv · kernel environment variable functions
• kern_yield · functions for yielding execution of the current thread
• kernacc · check memory regions for accessibility
• kernel-api
• kernel-hacking
• kernel-locking
• kernel_halt · halt the system
• kernel_mount · functions provided as part of the kernel mount interface
• KERNEL_PANICKED · bring down system on fatal error
• kernel_power_off · power_off the system
• kernel_recvmsg · Receive a message from a socket (kernel space)
• kernel_restart · reboot the system
• kernel_to_ipc64_perm · convert kernel ipc permissions to user
• kernel_vmount · functions provided as part of the kernel mount interface
• KFAIL_POINT_CODE · fail points
• KFAIL_POINT_ERROR · fail points
• KFAIL_POINT_GOTO · fail points
• KFAIL_POINT_RETURN · fail points
• KFAIL_POINT_RETURN_VOID · fail points
• kfifo_alloc · dynamically allocates a new fifo buffer
• kfifo_avail · returns the number of unused elements in the fifo
• kfifo_dma_in_finish · finish a DMA IN operation
• kfifo_dma_in_prepare · setup a scatterlist for DMA input
• kfifo_dma_out_finish · finish a DMA OUT operation
• kfifo_dma_out_prepare · setup a scatterlist for DMA output
• kfifo_esize · returns the size of the element managed by the fifo
• kfifo_free · frees the fifo
• kfifo_from_user · puts some data from user space into the fifo
• kfifo_get · get data from the fifo
• kfifo_in · put data into the fifo
• kfifo_in_spinlocked · put data into the fifo using a spinlock for locking
• kfifo_init · initialize a fifo using a preallocated buffer
• kfifo_initialized · Check if the fifo is initialized
• kfifo_is_empty · returns true if the fifo is empty
• kfifo_is_full · returns true if the fifo is full
• kfifo_len · returns the number of used elements in the fifo
• kfifo_out · get data from the fifo
• kfifo_out_peek · gets some data from the fifo
• kfifo_out_spinlocked · get data from the fifo using a spinlock for locking
• kfifo_peek · get data from the fifo without removing
• kfifo_peek_len · gets the size of the next fifo record
• kfifo_put · put data into the fifo
• kfifo_recsize · returns the size of the record length field
• kfifo_reset · removes the entire fifo content
• kfifo_reset_out · skip fifo content
• kfifo_size · returns the size of the fifo in elements
• kfifo_skip · skip output data
• kfifo_to_user · copies data from the fifo into user space
• kfree · free previously allocated memory
• kfree_const · conditionally free memory
• kfree_skb · free an sk_buff
• kgdb_arch_exit · Perform any architecture specific uninitalization.
• kgdb_arch_handle_exception · Handle architecture specific GDB packets.
• kgdb_arch_init · Perform any architecture specific initalization.
• kgdb_arch_late · Perform any architecture specific initalization.
• kgdb_arch_set_pc · Generic call back to the program counter
• kgdb_breakpoint · compiled in breakpoint
• kgdb_disable_hw_debug · (optional) Disable hardware debugging hook
• kgdb_post_primary_code · (optional) Save error vector/code numbers.
• kgdb_roundup_cpus · Get other CPUs into a holding pattern
• kgdb_skipexception · (optional) exit kgdb_handle_exception early
• khelp · Kernel Helper Framework
• khelp_add_hhook · Kernel Helper Framework
• KHELP_DECLARE_MOD · Kernel Helper Framework
• KHELP_DECLARE_MOD_UMA · Kernel Helper Framework
• khelp_destroy_osd · Kernel Helper Framework
• khelp_get_id · Kernel Helper Framework
• khelp_get_osd · Kernel Helper Framework
• khelp_init_osd · Kernel Helper Framework
• khelp_remove_hhook · Kernel Helper Framework
• KickStart · Perform hard reset of MPT adapter.
• killproc · kernel signal functions
• kins · kinematics definitions for LinuxCNC For additional information, see the Documents 'Advanced Topics': Kinematics 5-Axis Kinematics Switchable Kinematics
• kmalloc · allocate memory
• kmalloc_array · allocate memory for an array.
• kmalloc_node · allocate memory from a specific node
• kmem_cache_alloc · Allocate an object
• kmem_cache_alloc_node · Allocate an object on the specified node
• kmem_cache_create · Create a cache.
• kmem_cache_destroy · delete a cache
• kmem_cache_free · Deallocate an object
• kmem_cache_shrink · Shrink a cache.
• kmem_cache_zalloc · Allocate an object. The memory is set to zero.
• kmemdup · duplicate region of memory
• kmemdup_nul · Create a NUL-terminated string from unterminated data
• KMSAN · Kernel Memory SANitizer
• kmsan · Kernel Memory SANitizer
• kmsan_check · Kernel Memory SANitizer
• kmsan_check_bio · Kernel Memory SANitizer
• kmsan_check_ccb · Kernel Memory SANitizer
• kmsan_check_mbuf · Kernel Memory SANitizer
• kmsan_check_uio · Kernel Memory SANitizer
• kmsan_mark · Kernel Memory SANitizer
• kmsan_oirg · Kernel Memory SANitizer
• kmsg_dump_get_buffer · copy kmsg log lines
• kmsg_dump_get_line · retrieve one kmsg log line
• kmsg_dump_register · register a kernel log dumper.
• kmsg_dump_rewind · reset the interator
• kmsg_dump_unregister · unregister a kmsg dumper.
• knlist_add · event delivery subsystem
• knlist_clear · event delivery subsystem
• knlist_delete · event delivery subsystem
• knlist_destroy · event delivery subsystem
• knlist_empty · event delivery subsystem
• knlist_init · event delivery subsystem
• knlist_init_mtx · event delivery subsystem
• knlist_remove · event delivery subsystem
• knob2float · Convert counts (probably from an encoder) to a float value
• knote_fdclose · event delivery subsystem
• KNOTE_LOCKED · event delivery subsystem
• KNOTE_UNLOCKED · event delivery subsystem
• kobj · a kernel object system for FreeBSD
• kobj_class_compile · a kernel object system for FreeBSD
• kobj_class_compile_static · a kernel object system for FreeBSD
• kobj_class_free · a kernel object system for FreeBSD
• kobj_create · a kernel object system for FreeBSD
• kobj_delete · a kernel object system for FreeBSD
• kobj_init · a kernel object system for FreeBSD
• kobj_init_static · a kernel object system for FreeBSD
• kobject_add · the main kobject add function
• kobject_create_and_add · create a struct kobject dynamically and register it with sysfs
• kobject_del · unlink kobject from hierarchy.
• kobject_get · increment refcount for object.
• kobject_get_path · generate and return the path associated with a given kobj and kset pair.
• kobject_init · initialize a kobject structure
• kobject_init_and_add · initialize a kobject structure and add it to the kobject hierarchy
• kobject_put · decrement refcount for object.
• kobject_register · initialize and add an object.
• kobject_rename · change the name of an object
• kobject_set_name · Set the name of a kobject
• kobject_unregister · remove object from hierarchy and decrement refcount.
• kproc · kernel processes
• kproc_create · kernel processes
• kproc_exit · kernel processes
• kproc_kthread_add · kernel processes
• kproc_resume · kernel processes
• kproc_shutdown · kernel threads
• kproc_start · kernel threads
• kproc_suspend · kernel processes
• kproc_suspend_check · kernel processes
• kqfd_register · event delivery subsystem
• kqueue · event delivery subsystem
• kqueue_add_filteropts · event delivery subsystem
• kqueue_del_filteropts · event delivery subsystem
• krealloc · reallocate memory. The contents will remain unchanged.
• kset_create_and_add · create a struct kset dynamically and add it to sysfs
• kset_register · initialize and add a kset.
• kset_unregister · remove a kset.
• ksize · get the actual amount of memory allocated for a given object
• ksoftirqd · Softirq daemon
• kstack_contains · determine if an address range lies within the kernel stack for a thread
• kstat_irqs · Get the statistics for an interrupt
• kstat_irqs_cpu · Get the statistics for an interrupt on a cpu
• kstat_irqs_usr · Get the statistics for an interrupt
• kstrdup · allocate space for and copy an existing string
• kstrdup_const · conditionally duplicate an existing const string
• kstrndup · allocate space for and copy an existing string
• kstrtobool · convert common user inputs into boolean values
• kstrtoint · convert a string to an int
• kstrtol · convert a string to a long
• kstrtoll · convert a string to a long long
• kstrtouint · convert a string to an unsigned int
• kstrtoul · convert a string to an unsigned long
• kstrtoull · convert a string to an unsigned long long
• kthread · kernel threads
• kthread_add · kernel threads
• kthread_bind · bind a just-created kthread to a cpu.
• kthread_create · create a kthread.
• kthread_create_on_node · create a kthread.
• kthread_exit · kernel threads
• kthread_freezable_should_stop · should this freezable kthread return now?
• kthread_resume · kernel threads
• kthread_run · create and wake a thread.
• kthread_should_stop · should this kthread return now?
• kthread_shutdown · kernel threads
• kthread_start · kernel threads
• kthread_stop · stop a thread created by kthread_create.
• kthread_suspend · kernel threads
• kthread_suspend_check · kernel threads
• kthread_worker_fn · kthread function to process kthread_worker
• ktime_add · add two ktime_t variables
• ktime_add_ns · Add a scalar nanoseconds value to a ktime_t variable
• ktime_after · Compare if a ktime_t value is bigger than another one.
• ktime_before · Compare if a ktime_t value is smaller than another one.
• ktime_compare · Compares two ktime_t variables for less, greater or equal
• ktime_equal · Compares two ktime_t variables to see if they are equal
• ktime_get · get the monotonic time in ktime_t format
• ktime_get_real · get the real (wall-) time in ktime_t format
• ktime_get_ts · get the monotonic clock in timespec format
• ktime_set · Set a ktime_t variable from a seconds/nanoseconds value
• ktime_sub · subtract two ktime_t variables
• ktime_sub_ns · Subtract a scalar nanoseconds value from a ktime_t variable
• ktime_to_ns · convert a ktime_t variable to scalar nanoseconds
• ktime_to_timespec · convert a ktime_t variable to timespec format
• ktime_to_timespec_cond · convert a ktime_t variable to timespec format only if the variable contains data
• ktime_to_timeval · convert a ktime_t variable to timeval format
• ktr · kernel tracing facility
• kzalloc · allocate memory. The memory is set to zero.
• kzalloc_node · allocate zeroed memory from a particular memory node.
• kzfree · like kfree but zero memory