linux-master/fs/libfs.c

457  * @whence: enumerator describing the starting position for this update
478 	/* In this case, ->private_data is protected by f_pos_lock */
537  * entries during this call.
547  * in this directory when offset_readdir() is called again with @ctx.
561 	/* In this case, ->private_data is protected by f_pos_lock */
601 	struct dentry *this = dget(dentry);
604 		struct inode *inode = this->d_inode;
607 		if (d_is_dir(this))
609 		while ((child = find_next_child(this, victim)) == NULL) {
615 			victim = this;
616 			this = this->d_parent;
617 			inode = this->d_inode;
640 		this = child;
666 	 * since this is the first inode, make it number 1. New inodes created
667 	 * after this must take care not to collide with it (by passing
940  * NOTE: Even though i_size might get updated by this function, mark_inode_dirty
991  * unique inode values later for this filesystem, then you must take care
1098  * advanced by this number, or negative value is returned on error.
1133  * advanced by this number, or negative value is returned on error.
1168  * advanced by this number, or negative value is returned on error.
1606 	 * this callback. However, it still needs to be set in
1675  * the symlink target is stored in ->i_link.  NOTE: this isn't normally called,
1809 	 * modified by a rename.  If this happens, the VFS will eventually retry
1870  * Filesystems supporting casefolding and/or fscrypt can call this
1907  * If this function returns false, and no other metadata has changed, then we
1947  * In this implementation, we fetch the current value, set the QUERIED flag and
1987 	 * Note that this differs from normal direct-io semantics, which will
2021  * current time. Add a helper to do this.
2071 	/* Notice when this is changed. */