74 static void dbg_show_header(struct ext3_extent_header *eh)  in dbg_show_header()  argument
77 			ext2fs_le16_to_cpu(eh->eh_magic),  in dbg_show_header()
78 			ext2fs_le16_to_cpu(eh->eh_entries),  in dbg_show_header()
79 			ext2fs_le16_to_cpu(eh->eh_max),  in dbg_show_header()
80 			ext2fs_le16_to_cpu(eh->eh_depth),  in dbg_show_header()
81 			ext2fs_le32_to_cpu(eh->eh_generation));  in dbg_show_header()
124 #define dbg_show_header(eh) do { } while (0)  argument
136 	struct ext3_extent_header *eh = ptr;  in ext2fs_extent_header_verify()  local
138 	dbg_show_header(eh);  in ext2fs_extent_header_verify()
139 	if (ext2fs_le16_to_cpu(eh->eh_magic) != EXT3_EXT_MAGIC)  in ext2fs_extent_header_verify()
141 	if (ext2fs_le16_to_cpu(eh->eh_entries) > ext2fs_le16_to_cpu(eh->eh_max))  in ext2fs_extent_header_verify()
143 	if (eh->eh_depth == 0)  in ext2fs_extent_header_verify()
148 	eh_max = (size - sizeof(*eh)) / entry_size;  in ext2fs_extent_header_verify()
151 	if ((ext2fs_le16_to_cpu(eh->eh_max) > eh_max) ||  in ext2fs_extent_header_verify()
152 	    (ext2fs_le16_to_cpu(eh->eh_max) < (eh_max - 2)))  in ext2fs_extent_header_verify()
192 	struct ext3_extent_header	*eh;  in ext2fs_extent_open2()  local
217 	eh = (struct ext3_extent_header *) &handle->inode->i_block[0];  in ext2fs_extent_open2()
223 		eh->eh_magic = ext2fs_cpu_to_le16(EXT3_EXT_MAGIC);  in ext2fs_extent_open2()
224 		eh->eh_depth = 0;  in ext2fs_extent_open2()
225 		eh->eh_entries = 0;  in ext2fs_extent_open2()
226 		i = (sizeof(handle->inode->i_block) - sizeof(*eh)) /  in ext2fs_extent_open2()
228 		eh->eh_max = ext2fs_cpu_to_le16(i);  in ext2fs_extent_open2()
237 	retval = ext2fs_extent_header_verify(eh, sizeof(handle->inode->i_block));  in ext2fs_extent_open2()
241 	handle->max_depth = ext2fs_le16_to_cpu(eh->eh_depth);  in ext2fs_extent_open2()
242 	handle->type = ext2fs_le16_to_cpu(eh->eh_magic);  in ext2fs_extent_open2()
252 		ext2fs_le16_to_cpu(eh->eh_entries);  in ext2fs_extent_open2()
253 	handle->path[0].max_entries = ext2fs_le16_to_cpu(eh->eh_max);  in ext2fs_extent_open2()
278 	struct ext3_extent_header	*eh;  in ext2fs_extent_get()  local
388 			eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_get()
389 			ix = EXT_FIRST_INDEX(eh);  in ext2fs_extent_get()
407 		eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_get()
408 		path->curr = EXT_LAST_EXTENT(eh);  in ext2fs_extent_get()
449 		eh = (struct ext3_extent_header *) newpath->buf;  in ext2fs_extent_get()
451 		retval = ext2fs_extent_header_verify(eh, handle->fs->blocksize);  in ext2fs_extent_get()
458 			ext2fs_le16_to_cpu(eh->eh_entries);  in ext2fs_extent_get()
459 		newpath->max_entries = ext2fs_le16_to_cpu(eh->eh_max);  in ext2fs_extent_get()
469 			ix = EXT_FIRST_INDEX((struct ext3_extent_header *) eh);  in ext2fs_extent_get()
474 			ix = EXT_LAST_INDEX((struct ext3_extent_header *) eh);  in ext2fs_extent_get()
832 	struct ext3_extent_header	*eh, *neweh;  in ext2fs_extent_node_split()  local
892 	eh = (struct ext3_extent_header *)path->buf;  in ext2fs_extent_node_split()
897 		tocopy = ext2fs_le16_to_cpu(eh->eh_entries);  in ext2fs_extent_node_split()
906 		tocopy = ext2fs_le16_to_cpu(eh->eh_entries) / 2;  in ext2fs_extent_node_split()
911 				tocopy, ext2fs_le16_to_cpu(eh->eh_entries),  in ext2fs_extent_node_split()
951 	memcpy(neweh, eh, sizeof(struct ext3_extent_header));  in ext2fs_extent_node_split()
959 		EXT_FIRST_INDEX(eh) +  in ext2fs_extent_node_split()
960 			(ext2fs_le16_to_cpu(eh->eh_entries) - tocopy),  in ext2fs_extent_node_split()
984 		eh->eh_depth = ext2fs_cpu_to_le16(handle->max_depth);  in ext2fs_extent_node_split()
990 	eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in ext2fs_extent_node_split()
1054 	struct ext3_extent_header	*eh;  in ext2fs_extent_insert()  local
1087 	eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_insert()
1095 		ix = EXT_FIRST_INDEX(eh);  in ext2fs_extent_insert()
1105 	eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_insert()
1106 	eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in ext2fs_extent_insert()
1462 	struct ext3_extent_header	*eh;  in ext2fs_extent_delete()  local
1524 		eh = (struct ext3_extent_header *) path->buf;  in ext2fs_extent_delete()
1525 		eh->eh_entries = ext2fs_cpu_to_le16(path->entries);  in ext2fs_extent_delete()
1527 			eh->eh_depth = handle->max_depth = 0;  in ext2fs_extent_delete()