iterate_supers_type – call function for superblocks of given type Synopsis void iterate_supers_type(struct file_system_type *type, void (*f)(struct super_block *, void *), void *arg); Arguments type fs type f function to call arg argument to pass to it Description Scans the superblock list and calls given function, passing it locked superblock and given argument. Copyright
iter_file_splice_write – splice data from a pipe to a file Synopsis ssize_t iter_file_splice_write(struct pipe_inode_info * pipe, struct file * out, loff_t * ppos, size_t len, unsigned int flags); Arguments pipe pipe info out file to write to ppos position in out len number of bytes to splice flags splice modifier flags Description Will either move or copy pages (determined by flags options) from…
iscsi_unblock_session – set a session as logged in and start IO. Synopsis void iscsi_unblock_session(struct iscsi_cls_session *session); Arguments session iscsi session Description Mark a session as ready to accept IO. Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_session_event – send session destr. completion event Synopsis int iscsi_session_event(struct iscsi_cls_session *session, enum iscsi_uevent_e event); Arguments session iscsi class session event type of event Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_scan_finished – helper to report when running scans are done Synopsis int iscsi_scan_finished(struct Scsi_Host *shost, unsigned long time); Arguments shost scsi host time scan run time Description This function can be used by drives like qla4xxx to report to the scsi layer when the scans it kicked off at module load time are done. Authors…
iscsi_find_flashnode_sess – finds flashnode session entry Synopsis struct device *iscsi_find_flashnode_sess(struct Scsi_Host *shost, void *data, int (*fn)(struct device *dev, void *data)); Arguments shost pointer to host data data pointer to data containing value to use for comparison fn function pointer that does actual comparison Description Finds the flashnode session object comparing the data passed using logic…
iscsi_find_flashnode_conn – finds flashnode connection entry Synopsis struct device *iscsi_find_flashnode_conn(struct iscsi_bus_flash_session *fnode_sess); Arguments fnode_sess pointer to parent flashnode session entry Description Finds the flashnode connection object comparing the data passed using logic defined in passed function pointer Return pointer to found flashnode connection device object on success NULL on failure Authors James Bottomley <James.Bottomley [at]…
iscsi_destroy_session – destroy iscsi session Synopsis int iscsi_destroy_session(struct iscsi_cls_session *session); Arguments session iscsi_session Description Can be called by a LLD or iscsi_transport. There must not be any running connections. Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_destroy_flashnode_sess – destroy flashnode session entry Synopsis void iscsi_destroy_flashnode_sess(struct iscsi_bus_flash_session *fnode_sess); Arguments fnode_sess pointer to flashnode session entry to be destroyed Description Deletes the flashnode session entry and all children flashnode connection entries from sysfs Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_destroy_conn – destroy iscsi class connection Synopsis int iscsi_destroy_conn(struct iscsi_cls_conn *conn); Arguments conn iscsi cls session Description This can be called from a LLD or iscsi_transport. Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_destroy_all_flashnode – destroy all flashnode session entries Synopsis void iscsi_destroy_all_flashnode(struct Scsi_Host *shost); Arguments shost pointer to host data Description Destroys all the flashnode session entries and all corresponding children flashnode connection entries from sysfs Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob [at] landley.net> Author. Copyright
iscsi_create_session – create iscsi class session Synopsis struct iscsi_cls_session *iscsi_create_session(struct Scsi_Host *shost, struct iscsi_transport *transport, int dd_size, unsigned int target_id); Arguments shost scsi host transport iscsi transport dd_size private driver data size target_id which target Description This can be called from a LLD or iscsi_transport. Authors James Bottomley <James.Bottomley [at] hansenpartnership.com> Author. Rob Landley <rob…
iscsi_create_flashnode_sess – Add flashnode session entry in sysfs Synopsis struct iscsi_bus_flash_session *iscsi_create_flashnode_sess(struct Scsi_Host *shost, int index, struct iscsi_transport *transport, int dd_size); Arguments shost pointer to host data index index of flashnode to add in sysfs transport pointer to transport data dd_size total size to allocate Description Adds a sysfs entry for the flashnode session attributes…
iscsi_create_flashnode_conn – Add flashnode conn entry in sysfs Synopsis struct iscsi_bus_flash_conn *iscsi_create_flashnode_conn(struct Scsi_Host *shost, struct iscsi_bus_flash_session *fnode_sess, struct iscsi_transport *transport, int dd_size); Arguments shost pointer to host data fnode_sess pointer to the parent flashnode session entry transport pointer to transport data dd_size total size to allocate Description Adds a sysfs entry for the flashnode connection…
iscsi_create_conn – create iscsi class connection Synopsis struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session *session, int dd_size, uint32_t cid); Arguments session iscsi cls session dd_size private driver data size cid connection id Description This can be called from a LLD or iscsi_transport. The connection is child of the session so cid must be unique for all connections on…
iscsi_block_scsi_eh – block scsi eh until session state has transistioned Synopsis int iscsi_block_scsi_eh(struct scsi_cmnd *cmd); Arguments cmd scsi cmd passed to scsi eh handler Description If the session is down this function will wait for the recovery timer to fire or for the session to be logged back in. If the recovery timer fires then…
is_zero_ether_addr – Determine if give Ethernet address is all zeros. Synopsis bool is_zero_ether_addr(const u8 * addr); Arguments addr Pointer to a six-byte array containing the Ethernet address Description Return true if the address is all zeroes. Please note: addr must be aligned to u16. Copyright
is_valid_ether_addr – Determine if the given Ethernet address is valid Synopsis bool is_valid_ether_addr(const u8 * addr); Arguments addr Pointer to a six-byte array containing the Ethernet address Description Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not a multicast address, and is not FF:FF:FF:FF:FF:FF. Return true if the address is valid. Please note: addr must…
is_unicast_ether_addr – Determine if the Ethernet address is unicast Synopsis bool is_unicast_ether_addr(const u8 * addr); Arguments addr Pointer to a six-byte array containing the Ethernet address Description Return true if the address is a unicast address. Copyright
is_multicast_ether_addr – Determine if the Ethernet address is a multicast. Synopsis bool is_multicast_ether_addr(const u8 * addr); Arguments addr Pointer to a six-byte array containing the Ethernet address Description Return true if the address is a multicast address. By definition the broadcast address is also a multicast address. Copyright