debugfs_create_file – create a file in the debugfs filesystem Synopsis struct dentry *debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, void *data, const struct file_operations *fops); Arguments name a pointer to a string containing the name of the file to create. mode the permission that the file should have. parent a pointer to the parent…
debugfs_create_dir – create a directory in the debugfs filesystem Synopsis struct dentry *debugfs_create_dir(const char *name, struct dentry *parent); Arguments name a pointer to a string containing the name of the directory to create. parent a pointer to the parent dentry for this file. This should be a directory dentry if set. If this parameter is…
debugfs_create_devm_seqfile – create a debugfs file that is bound to device. Synopsis struct dentry *debugfs_create_devm_seqfile(struct device *dev, const char *name, struct dentry *parent, int (*read_fn)(struct seq_file *s, void *data)); Arguments dev device related to this debugfs file. name name of the debugfs file. parent a pointer to the parent dentry for this file. This should…
debugfs_create_bool – create a debugfs file that is used to read and write a boolean value Synopsis struct dentry *debugfs_create_bool(const char *name, umode_t mode, struct dentry *parent, bool *value); Arguments name a pointer to a string containing the name of the file to create. mode the permission that the file should have parent a pointer…
debugfs_create_blob – create a debugfs file that is used to read a binary blob Synopsis struct dentry *debugfs_create_blob(const char *name, umode_t mode, struct dentry *parent, struct debugfs_blob_wrapper *blob); Arguments name a pointer to a string containing the name of the file to create. mode the permission that the file should have parent a pointer to…
debugfs_create_automount – create automount point in the debugfs filesystem Synopsis struct dentry *debugfs_create_automount(const char *name, struct dentry *parent, struct vfsmount *(*f)(void *), void *data); Arguments name a pointer to a string containing the name of the file to create. parent a pointer to the parent dentry for this file. This should be a directory dentry…
debugfs_create_atomic_t – create a debugfs file that is used to read and write an atomic_t value Synopsis struct dentry *debugfs_create_atomic_t(const char *name, umode_t mode, struct dentry *parent, atomic_t *value); Arguments name a pointer to a string containing the name of the file to create. mode the permission that the file should have parent a pointer…
debug_object_init_on_stack – debug checks when an object on stack is initialized Synopsis void debug_object_init_on_stack(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_init – debug checks when an object is initialized Synopsis void debug_object_init(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_free – debug checks when an object is freed Synopsis void debug_object_free(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_destroy – debug checks when an object is destroyed Synopsis void debug_object_destroy(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_deactivate – debug checks when an object is deactivated Synopsis void debug_object_deactivate(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_assert_init – debug checks when object should be init-ed Synopsis void debug_object_assert_init(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
debug_object_active_state – debug checks object usage state machine Synopsis void debug_object_active_state(void *addr, struct debug_obj_descr *descr, unsigned int expect, unsigned int next); Arguments addr address of the object descr pointer to an object specific debug description structure expect expected state next state to move to if expected state is found Author Thomas Gleixner <tglx [at] linutronix.de>…
debug_object_activate – debug checks when an object is activated Synopsis int debug_object_activate(void *addr, struct debug_obj_descr *descr); Arguments addr address of the object descr pointer to an object specific debug description structure Returns 0 for success, -EINVAL for check failed. Author Thomas Gleixner <tglx [at] linutronix.de> Author. Copyright
deactivate_super – drop an active reference to superblock Synopsis void deactivate_super(struct super_block *s); Arguments s superblock to deactivate Description Variant of deactivate_locked_super, except that superblock is *not* locked by caller. If we are going to drop the final active reference, lock will be acquired prior to that. Copyright
deactivate_locked_super – drop an active reference to superblock Synopsis void deactivate_locked_super(struct super_block *s); Arguments s superblock to deactivate Description Drops an active reference to superblock, converting it into a temporary one if there is no other active references left. In that case we tell fs driver to shut it down and drop the temporary reference…
datagram_poll – generic datagram poll Synopsis unsigned int datagram_poll(struct file *file, struct socket *sock, poll_table *wait); Arguments file file struct sock socket wait poll table Description Datagram poll: Again totally generic. This also handles sequenced packet sockets providing the socket receive queue is only ever holding data ready to receive. Note when you _don’t_ use…
d_unhashed – is dentry hashed Synopsis int d_unhashed(const struct dentry *dentry); Arguments dentry entry to check Description Returns true if the dentry passed is not currently hashed. Copyright
d_splice_alias – splice a disconnected dentry into the tree if one exists Synopsis struct dentry *d_splice_alias(struct inode *inode, struct dentry *dentry); Arguments inode the inode which may have a disconnected dentry dentry a negative dentry which we want to point to the inode. Description If inode is a directory and has an IS_ROOT alias, then…