78 static void dbg_show_header(struct ext3_extent_header *eh)  in dbg_show_header()  argument
81 			ext2fs_le16_to_cpu(eh->eh_magic),  in dbg_show_header()
82 			ext2fs_le16_to_cpu(eh->eh_entries),  in dbg_show_header()
83 			ext2fs_le16_to_cpu(eh->eh_max),  in dbg_show_header()
84 			ext2fs_le16_to_cpu(eh->eh_depth),  in dbg_show_header()
85 			ext2fs_le32_to_cpu(eh->eh_generation));  in dbg_show_header()
155 #define dbg_show_header(eh) do { } while (0)  argument
168 	struct ext3_extent_header *eh = ptr;  in ext2fs_extent_header_verify()  local
170 	dbg_show_header(eh);  in ext2fs_extent_header_verify()
171 	if (ext2fs_le16_to_cpu(eh->eh_magic) != EXT3_EXT_MAGIC)  in ext2fs_extent_header_verify()
173 	if (ext2fs_le16_to_cpu(eh->eh_entries) > ext2fs_le16_to_cpu(eh->eh_max))  in ext2fs_extent_header_verify()
175 	if (eh->eh_depth == 0)  in ext2fs_extent_header_verify()
180 	eh_max = (size - sizeof(*eh)) / entry_size;  in ext2fs_extent_header_verify()
183 	if ((ext2fs_le16_to_cpu(eh->eh_max) > eh_max) ||  in ext2fs_extent_header_verify()
184 	    (ext2fs_le16_to_cpu(eh->eh_max) < (eh_max - 2)))  in ext2fs_extent_header_verify()
224 	struct ext3_extent_header	*eh;  in ext2fs_extent_open2()  local
249 	eh = (struct ext3_extent_header *) &handle->inode->i_block[0];  in ext2fs_extent_open2()
255 		eh->eh_magic = ext2fs_cpu_to_le16(EXT3_EXT_MAGIC);  in ext2fs_extent_open2()
256 		eh->eh_depth = 0;  in ext2fs_extent_open2()
257 		eh->eh_entries = 0;  in ext2fs_extent_open2()
258 		i = (sizeof(handle->inode->i_block) - sizeof(*eh)) /  in ext2fs_extent_open2()
260 		eh->eh_max = ext2fs_cpu_to_le16(i);  in ext2fs_extent_open2()
269 	retval = ext2fs_extent_header_verify(eh, sizeof(handle->inode->i_block));  in ext2fs_extent_open2()
273 	handle->max_depth = ext2fs_le16_to_cpu(eh->eh_depth);  in ext2fs_extent_open2()
274 	handle->type = ext2fs_le16_to_cpu(eh->eh_magic);  in ext2fs_extent_open2()
283 		ext2fs_le16_to_cpu(eh->eh_entries);  in ext2fs_extent_open2()
284 	handle->path[0].max_entries = ext2fs_le16_to_cpu(eh->eh_max);  in ext2fs_extent_open2()
309 	struct ext3_extent_header	*eh;  in ext2fs_extent_get()  local
420 			eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_get()
421 			ix = EXT_FIRST_INDEX(eh);  in ext2fs_extent_get()
439 		eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_get()
440 		path->curr = EXT_LAST_EXTENT(eh);  in ext2fs_extent_get()
481 		eh = (struct ext3_extent_header *) newpath->buf;  in ext2fs_extent_get()
483 		retval = ext2fs_extent_header_verify(eh, handle->fs->blocksize);  in ext2fs_extent_get()
491 						     eh))  in ext2fs_extent_get()
495 			ext2fs_le16_to_cpu(eh->eh_entries);  in ext2fs_extent_get()
496 		newpath->max_entries = ext2fs_le16_to_cpu(eh->eh_max);  in ext2fs_extent_get()
506 			ix = EXT_FIRST_INDEX((struct ext3_extent_header *) eh);  in ext2fs_extent_get()
511 			ix = EXT_LAST_INDEX((struct ext3_extent_header *) eh);  in ext2fs_extent_get()
583 	struct ext3_extent_header	*eh;  in update_path()  local
594 		eh = (struct ext3_extent_header *)  in update_path()
597 						      eh);  in update_path()
907 	struct ext3_extent_header	*eh, *neweh;  in extent_node_split()  local
939 	eh = (struct ext3_extent_header *) path->buf;  in extent_node_split()
943 		ex = EXT_FIRST_EXTENT(eh);  in extent_node_split()
949 		ix = EXT_FIRST_INDEX(eh);  in extent_node_split()
994 	eh = (struct ext3_extent_header *)path->buf;  in extent_node_split()
999 		tocopy = ext2fs_le16_to_cpu(eh->eh_entries);  in extent_node_split()
1009 			tocopy = ext2fs_le16_to_cpu(eh->eh_entries) / 2;  in extent_node_split()
1014 				tocopy, ext2fs_le16_to_cpu(eh->eh_entries),  in extent_node_split()
1049 	memcpy(neweh, eh, sizeof(struct ext3_extent_header));  in extent_node_split()
1057 		EXT_FIRST_INDEX(eh) +  in extent_node_split()
1058 			(ext2fs_le16_to_cpu(eh->eh_entries) - tocopy),  in extent_node_split()
1088 		eh->eh_depth = ext2fs_cpu_to_le16(handle->max_depth);  in extent_node_split()
1094 	eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in extent_node_split()
1162 	struct ext3_extent_header	*eh;  in ext2fs_extent_insert()  local
1195 	eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_insert()
1203 		ix = EXT_FIRST_INDEX(eh);  in ext2fs_extent_insert()
1215 	eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_insert()
1216 	eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in ext2fs_extent_insert()
1603 	struct ext3_extent_header	*eh;  in ext2fs_extent_delete()  local
1665 		eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_delete()
1666 		eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in ext2fs_extent_delete()
1668 			eh->eh_depth = 0;  in ext2fs_extent_delete()