The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
rio_add_mport_pw_handler – add port-write message handler into the list of mport specific pw handlers Synopsis int rio_add_mport_pw_handler(struct rio_mport *mport, void *context, int (*pwcback)(struct rio_mport *mport, void *context, union rio_pw_msg *msg, int step)); Arguments mport RIO master port to bind the portwrite callback context Handler specific context to pass on event pwcback Callback to execute when…
rio_add_inb_buffer – Add buffer to an inbound mailbox queue Synopsis int rio_add_inb_buffer(struct rio_mport *mport, int mbox, void *buffer); Arguments mport Master port containing the inbound mailbox mbox The inbound mailbox number buffer Pointer to the message buffer Description Adds a buffer to an inbound mailbox queue for reception. Returns 0 on success. Author Matt Porter…
rio_add_device – Adds a RIO device to the device model Synopsis int rio_add_device(struct rio_dev *rdev); Arguments rdev RIO device Description Adds the RIO device to the global device list and adds the RIO device to the RIO device list. Creates the generic sysfs nodes for an RIO device. Author Matt Porter <mporter [at] kernel.crashing.org>, <mporter…
revalidate_disk – wrapper for lower-level driver’s revalidate_disk call-back Synopsis int revalidate_disk(struct gendisk *disk); Arguments disk struct gendisk to be revalidated Description This routine is a wrapper for lower-level driver’s revalidate_disk call-backs. It is used to do common pre and post operations needed for all revalidate_disk operations. Copyright
resource_alignment – calculate resource’s alignment Synopsis resource_size_t resource_alignment(struct resource * res); Arguments res resource pointer Description Returns alignment on success, 0 (invalid alignment) on failure. Copyright
requeue_pi_wake_futex – Wake a task that acquired the lock during requeue Synopsis void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key, struct futex_hash_bucket *hb); Arguments q the futex_q key the key of the requeue target futex hb the hash_bucket of the requeue target futex Description During futex_requeue, with requeue_pi=1, it is possible to acquire the target futex…
requeue_futex – Requeue a futex_q from one hb to another Synopsis void requeue_futex(struct futex_q *q, struct futex_hash_bucket *hb1, struct futex_hash_bucket *hb2, union futex_key *key2); Arguments q the futex_q to requeue hb1 the source hash_bucket hb2 the target hash_bucket key2 the new key for the requeued futex_q Author Rusty Russell <rusty [at] rustcorp.com.au> Author. Copyright
request_threaded_irq – allocate an interrupt line Synopsis int request_threaded_irq(unsigned int irq, irq_handler_t handler, irq_handler_t thread_fn, unsigned long irqflags, const char *devname, void *dev_id); Arguments irq Interrupt line to allocate handler Function to be called when the IRQ occurs. Primary handler for threaded interrupts If NULL and thread_fn != NULL the default primary handler is installed…
request_resource_conflict – request and reserve an I/O or memory resource Synopsis struct resource *request_resource_conflict(struct resource *root, struct resource *new); Arguments root root resource descriptor new resource descriptor desired by caller Description Returns 0 for success, conflict resource on error. Copyright
request_resource – request and reserve an I/O or memory resource Synopsis int request_resource(struct resource *root, struct resource *new); Arguments root root resource descriptor new resource descriptor desired by caller Description Returns 0 for success, negative error code on error. Copyright
request_percpu_irq – allocate a percpu interrupt line Synopsis int request_percpu_irq(unsigned int irq, irq_handler_t handler, const char *devname, void __percpu *dev_id); Arguments irq Interrupt line to allocate handler Function to be called when the IRQ occurs. devname An ascii name for the claiming device dev_id A percpu cookie passed back to the handler function Description This…
request_dma – request and reserve a system DMA channel Synopsis int request_dma(unsigned int dmanr, const char *device_id); Arguments dmanr DMA channel number device_id reserving device ID string, used in /proc/dma Copyright
request_any_context_irq – allocate an interrupt line Synopsis int request_any_context_irq(unsigned int irq, irq_handler_t handler, unsigned long flags, const char *name, void *dev_id); Arguments irq Interrupt line to allocate handler Function to be called when the IRQ occurs. Threaded handler for threaded interrupts. flags Interrupt type flags name An ascii name for the claiming device dev_id A…
replace_page_cache_page – replace a pagecache page with a new one Synopsis int replace_page_cache_page(struct page *old, struct page *new, gfp_t gfp_mask); Arguments old page to be replaced new page to replace with gfp_mask allocation mode Description This function replaces a page in the pagecache with a new one. On success it acquires the pagecache reference for…
remove_resource – Remove a resource in the resource tree Synopsis int remove_resource(struct resource *old); Arguments old resource to remove Description Returns 0 on success, -EINVAL if the resource is not valid. This function removes a resource previously inserted by insert_resource or insert_resource_conflict, and moves the children (if any) up to where they were before. insert_resource…
remove_irq – free an interrupt Synopsis void remove_irq(unsigned int irq, struct irqaction *act); Arguments irq Interrupt line to free act irqaction for the interrupt Description Used to remove interrupts statically setup by the early boot process. Copyright
remap_vmalloc_range_partial – map vmalloc pages to userspace Synopsis int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr, void *kaddr, unsigned long size); Arguments vma vma to cover uaddr target user address to start at kaddr virtual address of vmalloc kernel memory size size of map area Return 0 for success, -Exxx on failure This function checks that…
remap_vmalloc_range – map vmalloc pages to userspace Synopsis int remap_vmalloc_range(struct vm_area_struct *vma, void *addr, unsigned long pgoff); Arguments vma vma to cover (map full range of vma) addr vmalloc memory pgoff number of pages into addr before first page to map Return 0 for success, -Exxx on failure This function checks that addr is a…
remap_pfn_range – remap kernel memory to userspace Synopsis int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn, unsigned long size, pgprot_t prot); Arguments vma user vma to map to addr target user address to start at pfn physical address of kernel memory size size of map area prot page protection flags for this mapping…
release_resource – release a previously reserved resource Synopsis int release_resource(struct resource *old); Arguments old resource pointer Copyright