fs/ext4/inode.c

242 	 * Set inode->i_size to 0 before calling ext4_truncate(). We need
258 		err = ext4_truncate(inode);
282 	 * Kill off the orphan record which ext4_truncate created.
286 	 * know if ext4_truncate() actually created an orphan record.
4049  * ext4_truncate()
4052  * transaction, and VFS/VM ensures that ext4_truncate() cannot run
4071  * ext4_truncate() to have another go.  So there will be instantiated blocks
4074  * ext4_truncate() run will find them and release them.
4076 int ext4_truncate(struct inode *inode)
5397 			 * Update c/mtime on truncate up, ext4_truncate() will
5450 		 * Call ext4_truncate() even if i_size didn't change to
5454 			rc = ext4_truncate(inode);
5470 	 * If the call to ext4_truncate failed to get a transaction handle at