synchronize_irq – wait for pending IRQ handlers (on other CPUs) Synopsis void synchronize_irq(unsigned int irq); Arguments irq interrupt number to wait for Description This function waits for any pending IRQ handlers for this interrupt to complete before returning. If you use this function while holding a resource the IRQ handler may need you will deadlock….
synchronize_hardirq – wait for pending hard IRQ handlers (on other CPUs) Synopsis bool synchronize_hardirq(unsigned int irq); Arguments irq interrupt number to wait for Description This function waits for any pending hard IRQ handlers for this interrupt to complete before returning. If you use this function while holding a resource the IRQ handler may need you will…
sync_mapping_buffers – write out & wait upon a mapping’s “associated” buffers Synopsis int sync_mapping_buffers(struct address_space *mapping); Arguments mapping the mapping which wants those buffers written Description Starts I/O against the buffers at mapping->private_list, and waits upon that I/O. Basically, this is a convenience function for fsync. mapping is a file or directory which needs those…
sync_inodes_sb – sync sb inode pages Synopsis void sync_inodes_sb(struct super_block *sb); Arguments sb the superblock Description This function writes and waits on any dirty inode belonging to this super_block. Copyright
sync_inode_metadata – write an inode to disk Synopsis int sync_inode_metadata(struct inode *inode, int wait); Arguments inode the inode to sync wait wait for I/O to complete. Description Write an inode to disk and adjust its dirty state after completion. Note only writes the actual inode, no associated data or other metadata. Copyright
sync_inode – write an inode and its pages to disk. Synopsis int sync_inode(struct inode *inode, struct writeback_control *wbc); Arguments inode the inode to sync wbc controls the writeback mode Description sync_inode will write an inode and its pages to disk. It will also correctly update the inode on its superblock’s dirty inode lists and will…
swap_buf_le16 – swap halves of 16-bit words in place Synopsis void swap_buf_le16(u16 *buf, unsigned int buf_words); Arguments buf Buffer to swap buf_words Number of 16-bit words in buffer. Description Swap halves of 16-bit words if needed to convert from little-endian byte order to native cpu byte order, or vice-versa. LOCKING: Inherited from caller. Author Jeff…
svc_xprt_names – format a buffer with a list of transport names Synopsis int svc_xprt_names(struct svc_serv *serv, char *buf, const int buflen); Arguments serv pointer to an RPC service buf pointer to a buffer to be filled in buflen length of buffer to be filled in Description Fills in buf with a string containing a list…
svc_reserve – change the space reserved for the reply to a request. Synopsis void svc_reserve(struct svc_rqst *rqstp, int space); Arguments rqstp The request in question space new max space to reserve Description Each request reserves some space on the output queue of the transport to make sure the reply fits. This function reduces that reserved…
svc_print_addr – Format rq_addr field for printing Synopsis char *svc_print_addr(struct svc_rqst *rqstp, char *buf, size_t len); Arguments rqstp svc_rqst struct containing address to print buf target buffer for formatted address len length of target buffer Copyright
svc_find_xprt – find an RPC transport instance Synopsis struct svc_xprt *svc_find_xprt(struct svc_serv *serv, const char *xcl_name, struct net *net, const sa_family_t af, const unsigned short port); Arguments serv pointer to svc_serv to search xcl_name C string containing transport’s class name net owner net pointer af Address family of transport’s local address port transport’s IP port…
superhyway_unregister_driver – Unregister a SuperHyway driver Synopsis void superhyway_unregister_driver(struct superhyway_driver *drv); Arguments drv SuperHyway driver to unregister. Description This cleans up after superhyway_register_driver, and should be invoked in the exit path of any module drivers. Author Paul Mundt <lethal [at] linux-sh.org> Author. Copyright
superhyway_register_driver – Register a new SuperHyway driver Synopsis int superhyway_register_driver(struct superhyway_driver *drv); Arguments drv SuperHyway driver to register. Description This registers the passed in drv. Any devices matching the id table will automatically be populated and handed off to the driver’s specified probe routine. Author Paul Mundt <lethal [at] linux-sh.org> Author. Copyright
superhyway_add_device – Add a SuperHyway module Synopsis int superhyway_add_device(unsigned long base, struct superhyway_device *sdev, struct superhyway_bus *bus); Arguments base Physical address where module is mapped. sdev SuperHyway device to add, or NULL to allocate a new one. bus Bus where SuperHyway module resides. Description This is responsible for adding a new SuperHyway module. This sets…
submit_bio_wait – submit a bio, and wait until it completes Synopsis int submit_bio_wait(struct bio *bio); Arguments bio The struct bio which describes the I/O Description Simple wrapper around submit_bio. Returns 0 on success, or the error from bio_endio on failure. Copyright
submit_bio – submit a bio to the block device layer for I/O Synopsis blk_qc_t submit_bio(struct bio * bio); Arguments bio The struct bio which describes the I/O Description submit_bio is very similar in purpose to generic_make_request, and uses that function to do most of the work. Both are fairly rough interfaces; bio must be presetup and ready…
struct_wimax_dev – Generic WiMAX device Synopsis struct wimax_dev { struct net_device *net_dev; struct list_head id_table_node; struct mutex mutex; struct mutex mutex_reset; enum wimax_st state; int (*op_msg_from_user)(struct wimax_dev *wimax_dev, const char *, const void *, size_t, const struct genl_info *info); int (*op_rfkill_sw_toggle)(struct wimax_dev *wimax_dev, enum wimax_rf_state); int (*op_reset)(struct wimax_dev *wimax_dev); struct rfkill *rfkill; unsigned int rf_hw;…
struct_w1_slave – holds a single slave device on the bus Synopsis struct w1_slave { struct module *owner; unsigned char name[W1_MAXNAMELEN]; struct list_head w1_slave_entry; struct w1_reg_num reg_num; atomic_t refcnt; int ttl; unsigned long flags; struct w1_master *master; struct w1_family *family; void *family_data; struct device dev; }; Members owner Points to the one wire “wire” kernel module….
struct_w1_reg_num – broken out slave device id Synopsis struct w1_reg_num { #if defined(__LITTLE_ENDIAN_BITFIELD) __u64 family : 8; __u64 id : 48; __u64 crc : 8; #elif defined(__BIG_ENDIAN_BITFIELD) __u64 crc : 8; __u64 id : 48; __u64 family : 8; #else #error "Please fix <asm/byteorder.h>" #endif }; Members family identifies the type of device id along…
struct_w1_netlink_msg – holds w1 message type, id, and result Synopsis struct w1_netlink_msg { __u8 type; __u8 status; __u16 len; union id; __u8 data[0]; }; Members type one of enum w1_netlink_message_types status kernel feedback for success 0 or errno failure value len length of data following w1_netlink_msg id union holding master bus id (msg.id) and slave…