73 	struct udf_inode_info *iinfo = UDF_I(inode);  in __udf_clear_extent_cache()  local
75 	if (iinfo->cached_extent.lstart != -1) {  in __udf_clear_extent_cache()
76 		brelse(iinfo->cached_extent.epos.bh);  in __udf_clear_extent_cache()
77 		iinfo->cached_extent.lstart = -1;  in __udf_clear_extent_cache()
84 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_clear_extent_cache()  local
86 	spin_lock(&iinfo->i_extent_cache_lock);  in udf_clear_extent_cache()
88 	spin_unlock(&iinfo->i_extent_cache_lock);  in udf_clear_extent_cache()
95 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_read_extent_cache()  local
98 	spin_lock(&iinfo->i_extent_cache_lock);  in udf_read_extent_cache()
99 	if ((iinfo->cached_extent.lstart <= bcount) &&  in udf_read_extent_cache()
100 	    (iinfo->cached_extent.lstart != -1)) {  in udf_read_extent_cache()
102 		*lbcount = iinfo->cached_extent.lstart;  in udf_read_extent_cache()
103 		memcpy(pos, &iinfo->cached_extent.epos,  in udf_read_extent_cache()
109 	spin_unlock(&iinfo->i_extent_cache_lock);  in udf_read_extent_cache()
117 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_update_extent_cache()  local
119 	spin_lock(&iinfo->i_extent_cache_lock);  in udf_update_extent_cache()
124 	memcpy(&iinfo->cached_extent.epos, pos, sizeof(*pos));  in udf_update_extent_cache()
125 	iinfo->cached_extent.lstart = estart;  in udf_update_extent_cache()
126 	switch (iinfo->i_alloc_type) {  in udf_update_extent_cache()
128 		iinfo->cached_extent.epos.offset -= sizeof(struct short_ad);  in udf_update_extent_cache()
131 		iinfo->cached_extent.epos.offset -= sizeof(struct long_ad);  in udf_update_extent_cache()
134 	spin_unlock(&iinfo->i_extent_cache_lock);  in udf_update_extent_cache()
139 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_evict_inode()  local
150 	if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB &&  in udf_evict_inode()
151 	    inode->i_size != iinfo->i_lenExtents) {  in udf_evict_inode()
155 			 (unsigned long long)iinfo->i_lenExtents);  in udf_evict_inode()
157 	kfree(iinfo->i_ext.i_data);  in udf_evict_inode()
158 	iinfo->i_ext.i_data = NULL;  in udf_evict_inode()
168 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_write_failed()  local
173 		if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB) {  in udf_write_failed()
174 			down_write(&iinfo->i_data_sem);  in udf_write_failed()
177 			up_write(&iinfo->i_data_sem);  in udf_write_failed()
256 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_expand_file_adinicb()  local
264 	if (!iinfo->i_lenAlloc) {  in udf_expand_file_adinicb()
266 			iinfo->i_alloc_type = ICBTAG_FLAG_AD_SHORT;  in udf_expand_file_adinicb()
268 			iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;  in udf_expand_file_adinicb()
271 		up_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
279 	up_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
287 		memset(kaddr + iinfo->i_lenAlloc, 0x00,  in udf_expand_file_adinicb()
288 		       PAGE_SIZE - iinfo->i_lenAlloc);  in udf_expand_file_adinicb()
289 		memcpy(kaddr, iinfo->i_ext.i_data + iinfo->i_lenEAttr,  in udf_expand_file_adinicb()
290 			iinfo->i_lenAlloc);  in udf_expand_file_adinicb()
295 	down_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
296 	memset(iinfo->i_ext.i_data + iinfo->i_lenEAttr, 0x00,  in udf_expand_file_adinicb()
297 	       iinfo->i_lenAlloc);  in udf_expand_file_adinicb()
298 	iinfo->i_lenAlloc = 0;  in udf_expand_file_adinicb()
300 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_SHORT;  in udf_expand_file_adinicb()
302 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;  in udf_expand_file_adinicb()
305 	up_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
310 		down_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
312 		memcpy(iinfo->i_ext.i_data + iinfo->i_lenEAttr, kaddr,  in udf_expand_file_adinicb()
316 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;  in udf_expand_file_adinicb()
318 		up_write(&iinfo->i_data_sem);  in udf_expand_file_adinicb()
339 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_expand_dir_adinicb()  local
347 		iinfo->i_alloc_type = alloctype;  in udf_expand_dir_adinicb()
354 			       iinfo->i_location.partitionReferenceNum,  in udf_expand_dir_adinicb()
355 			       iinfo->i_location.logicalBlockNum, err);  in udf_expand_dir_adinicb()
359 				  iinfo->i_location.partitionReferenceNum,  in udf_expand_dir_adinicb()
378 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;  in udf_expand_dir_adinicb()
385 		iinfo->i_alloc_type = alloctype;  in udf_expand_dir_adinicb()
393 			iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;  in udf_expand_dir_adinicb()
400 	memset(iinfo->i_ext.i_data + iinfo->i_lenEAttr, 0,  in udf_expand_dir_adinicb()
401 		iinfo->i_lenAlloc);  in udf_expand_dir_adinicb()
402 	iinfo->i_lenAlloc = 0;  in udf_expand_dir_adinicb()
405 				iinfo->i_location.partitionReferenceNum;  in udf_expand_dir_adinicb()
406 	iinfo->i_lenExtents = inode->i_size;  in udf_expand_dir_adinicb()
408 	epos.block = iinfo->i_location;  in udf_expand_dir_adinicb()
423 	struct udf_inode_info *iinfo;  in udf_get_block()  local
434 	iinfo = UDF_I(inode);  in udf_get_block()
436 	down_write(&iinfo->i_data_sem);  in udf_get_block()
437 	if (block == iinfo->i_next_alloc_block + 1) {  in udf_get_block()
438 		iinfo->i_next_alloc_block++;  in udf_get_block()
439 		iinfo->i_next_alloc_goal++;  in udf_get_block()
452 	up_write(&iinfo->i_data_sem);  in udf_get_block()
493 	struct udf_inode_info *iinfo;  in udf_do_extend_file()  local
501 	iinfo = UDF_I(inode);  in udf_do_extend_file()
508 		iinfo->i_lenExtents =  in udf_do_extend_file()
509 			(iinfo->i_lenExtents + sb->s_blocksize - 1) &  in udf_do_extend_file()
596 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)  in udf_do_extend_file()
598 	else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)  in udf_do_extend_file()
635 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_extend_file()  local
640 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)  in udf_extend_file()
642 	else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)  in udf_extend_file()
682 	iinfo->i_lenExtents = newsize;  in udf_extend_file()
701 	struct udf_inode_info *iinfo = UDF_I(inode);  in inode_getblk()  local
702 	udf_pblk_t goal = 0, pgoal = iinfo->i_location.logicalBlockNum;  in inode_getblk()
709 	prev_epos.block = iinfo->i_location;  in inode_getblk()
852 		if (iinfo->i_next_alloc_block == block)  in inode_getblk()
853 			goal = iinfo->i_next_alloc_goal;  in inode_getblk()
857 				goal = iinfo->i_location.logicalBlockNum + 1;  in inode_getblk()
861 				iinfo->i_location.partitionReferenceNum,  in inode_getblk()
869 			iinfo->i_lenExtents += inode->i_sb->s_blocksize;  in inode_getblk()
894 				iinfo->i_location.partitionReferenceNum, 0);  in inode_getblk()
900 	iinfo->i_next_alloc_block = block;  in inode_getblk()
901 	iinfo->i_next_alloc_goal = newblocknum;  in inode_getblk()
1228 	struct udf_inode_info *iinfo;  in udf_setsize()  local
1237 	iinfo = UDF_I(inode);  in udf_setsize()
1239 		down_write(&iinfo->i_data_sem);  in udf_setsize()
1240 		if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {  in udf_setsize()
1246 				down_write(&iinfo->i_data_sem);  in udf_setsize()
1248 				iinfo->i_lenAlloc = newsize;  in udf_setsize()
1254 			up_write(&iinfo->i_data_sem);  in udf_setsize()
1258 		up_write(&iinfo->i_data_sem);  in udf_setsize()
1261 		if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {  in udf_setsize()
1262 			down_write(&iinfo->i_data_sem);  in udf_setsize()
1264 			memset(iinfo->i_ext.i_data + iinfo->i_lenEAttr + newsize,  in udf_setsize()
1267 			iinfo->i_lenAlloc = newsize;  in udf_setsize()
1269 			up_write(&iinfo->i_data_sem);  in udf_setsize()
1277 		down_write(&iinfo->i_data_sem);  in udf_setsize()
1280 		up_write(&iinfo->i_data_sem);  in udf_setsize()
1306 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_read_inode()  local
1308 	struct kernel_lb_addr *iloc = &iinfo->i_location;  in udf_read_inode()
1370 				memcpy(&iinfo->i_location, &loc,  in udf_read_inode()
1390 		iinfo->i_strat4096 = 0;  in udf_read_inode()
1392 		iinfo->i_strat4096 = 1;  in udf_read_inode()
1394 	iinfo->i_alloc_type = le16_to_cpu(fe->icbTag.flags) &  in udf_read_inode()
1396 	if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_SHORT &&  in udf_read_inode()
1397 	    iinfo->i_alloc_type != ICBTAG_FLAG_AD_LONG &&  in udf_read_inode()
1398 	    iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB) {  in udf_read_inode()
1402 	iinfo->i_unique = 0;  in udf_read_inode()
1403 	iinfo->i_lenEAttr = 0;  in udf_read_inode()
1404 	iinfo->i_lenExtents = 0;  in udf_read_inode()
1405 	iinfo->i_lenAlloc = 0;  in udf_read_inode()
1406 	iinfo->i_next_alloc_block = 0;  in udf_read_inode()
1407 	iinfo->i_next_alloc_goal = 0;  in udf_read_inode()
1409 		iinfo->i_efe = 1;  in udf_read_inode()
1410 		iinfo->i_use = 0;  in udf_read_inode()
1415 		memcpy(iinfo->i_ext.i_data,  in udf_read_inode()
1419 		iinfo->i_efe = 0;  in udf_read_inode()
1420 		iinfo->i_use = 0;  in udf_read_inode()
1424 		memcpy(iinfo->i_ext.i_data,  in udf_read_inode()
1428 		iinfo->i_efe = 0;  in udf_read_inode()
1429 		iinfo->i_use = 1;  in udf_read_inode()
1430 		iinfo->i_lenAlloc = le32_to_cpu(  in udf_read_inode()
1437 		memcpy(iinfo->i_ext.i_data,  in udf_read_inode()
1468 	iinfo->i_extraPerms = le32_to_cpu(fe->permissions) & ~FE_MAPPED_PERMS;  in udf_read_inode()
1483 	iinfo->i_lenExtents = inode->i_size;  in udf_read_inode()
1485 	if (iinfo->i_efe == 0) {  in udf_read_inode()
1493 		iinfo->i_unique = le64_to_cpu(fe->uniqueID);  in udf_read_inode()
1494 		iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);  in udf_read_inode()
1495 		iinfo->i_lenAlloc = le32_to_cpu(fe->lengthAllocDescs);  in udf_read_inode()
1496 		iinfo->i_checkpoint = le32_to_cpu(fe->checkpoint);  in udf_read_inode()
1497 		iinfo->i_streamdir = 0;  in udf_read_inode()
1498 		iinfo->i_lenStreams = 0;  in udf_read_inode()
1505 		udf_disk_stamp_to_time(&iinfo->i_crtime, efe->createTime);  in udf_read_inode()
1508 		iinfo->i_unique = le64_to_cpu(efe->uniqueID);  in udf_read_inode()
1509 		iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);  in udf_read_inode()
1510 		iinfo->i_lenAlloc = le32_to_cpu(efe->lengthAllocDescs);  in udf_read_inode()
1511 		iinfo->i_checkpoint = le32_to_cpu(efe->checkpoint);  in udf_read_inode()
1514 		iinfo->i_streamdir = (efe->streamDirectoryICB.extLength != 0);  in udf_read_inode()
1515 		iinfo->i_locStreamdir =  in udf_read_inode()
1517 		iinfo->i_lenStreams = le64_to_cpu(efe->objectSize);  in udf_read_inode()
1518 		if (iinfo->i_lenStreams >= inode->i_size)  in udf_read_inode()
1519 			iinfo->i_lenStreams -= inode->i_size;  in udf_read_inode()
1521 			iinfo->i_lenStreams = 0;  in udf_read_inode()
1523 	inode->i_generation = iinfo->i_unique;  in udf_read_inode()
1529 	if (iinfo->i_lenEAttr > bs || iinfo->i_lenAlloc > bs)  in udf_read_inode()
1532 	if (udf_file_entry_alloc_offset(inode) + iinfo->i_lenAlloc > bs)  in udf_read_inode()
1535 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {  in udf_read_inode()
1540 		if (iinfo->i_lenAlloc != inode->i_size)  in udf_read_inode()
1558 		if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)  in udf_read_inode()
1617 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_alloc_i_data()  local
1618 	iinfo->i_ext.i_data = kmalloc(size, GFP_KERNEL);  in udf_alloc_i_data()
1619 	if (!iinfo->i_ext.i_data)  in udf_alloc_i_data()
1645 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_update_extra_perms()  local
1651 	iinfo->i_extraPerms &= ~FE_DELETE_PERMS;  in udf_update_extra_perms()
1653 		iinfo->i_extraPerms |= FE_PERM_U_DELETE;  in udf_update_extra_perms()
1655 		iinfo->i_extraPerms |= FE_PERM_G_DELETE;  in udf_update_extra_perms()
1657 		iinfo->i_extraPerms |= FE_PERM_O_DELETE;  in udf_update_extra_perms()
1670 static void udf_adjust_time(struct udf_inode_info *iinfo, struct timespec64 time)  in udf_adjust_time()  argument
1672 	if (iinfo->i_crtime.tv_sec > time.tv_sec ||  in udf_adjust_time()
1673 	    (iinfo->i_crtime.tv_sec == time.tv_sec &&  in udf_adjust_time()
1674 	     iinfo->i_crtime.tv_nsec > time.tv_nsec))  in udf_adjust_time()
1675 		iinfo->i_crtime = time;  in udf_adjust_time()
1690 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_update_inode()  local
1693 			udf_get_lb_pblock(inode->i_sb, &iinfo->i_location, 0));  in udf_update_inode()
1704 	if (iinfo->i_use) {  in udf_update_inode()
1708 		use->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);  in udf_update_inode()
1710 		       iinfo->i_ext.i_data, inode->i_sb->s_blocksize -  in udf_update_inode()
1732 	udfperms |= iinfo->i_extraPerms;  in udf_update_inode()
1767 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)  in udf_update_inode()
1774 	if (iinfo->i_efe == 0) {  in udf_update_inode()
1776 		       iinfo->i_ext.i_data,  in udf_update_inode()
1787 		fe->uniqueID = cpu_to_le64(iinfo->i_unique);  in udf_update_inode()
1788 		fe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);  in udf_update_inode()
1789 		fe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);  in udf_update_inode()
1790 		fe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);  in udf_update_inode()
1795 		       iinfo->i_ext.i_data,  in udf_update_inode()
1799 			cpu_to_le64(inode->i_size + iinfo->i_lenStreams);  in udf_update_inode()
1802 		if (iinfo->i_streamdir) {  in udf_update_inode()
1806 				cpu_to_lelb(iinfo->i_locStreamdir);  in udf_update_inode()
1811 		udf_adjust_time(iinfo, inode->i_atime);  in udf_update_inode()
1812 		udf_adjust_time(iinfo, inode->i_mtime);  in udf_update_inode()
1813 		udf_adjust_time(iinfo, inode->i_ctime);  in udf_update_inode()
1817 		udf_time_to_disk_stamp(&efe->createTime, iinfo->i_crtime);  in udf_update_inode()
1824 		efe->uniqueID = cpu_to_le64(iinfo->i_unique);  in udf_update_inode()
1825 		efe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);  in udf_update_inode()
1826 		efe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);  in udf_update_inode()
1827 		efe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);  in udf_update_inode()
1833 	if (iinfo->i_strat4096) {  in udf_update_inode()
1842 	if (iinfo->i_use)  in udf_update_inode()
1859 	icbflags =	iinfo->i_alloc_type |  in udf_update_inode()
1874 					iinfo->i_location.logicalBlockNum);  in udf_update_inode()
1875 	crclen += iinfo->i_lenEAttr + iinfo->i_lenAlloc - sizeof(struct tag);  in udf_update_inode()
2004 	struct udf_inode_info *iinfo = UDF_I(inode);  in __udf_add_aext()  local
2008 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)  in __udf_add_aext()
2010 	else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)  in __udf_add_aext()
2016 		WARN_ON(iinfo->i_lenAlloc !=  in __udf_add_aext()
2028 		iinfo->i_lenAlloc += adsize;  in __udf_add_aext()
2088 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_write_aext()  local
2091 		ptr = iinfo->i_ext.i_data + epos->offset -  in udf_write_aext()
2093 			iinfo->i_lenEAttr;  in udf_write_aext()
2097 	switch (iinfo->i_alloc_type) {  in udf_write_aext()
2178 	struct udf_inode_info *iinfo = UDF_I(inode);  in udf_current_aext()  local
2183 		ptr = iinfo->i_ext.i_data + epos->offset -  in udf_current_aext()
2185 			iinfo->i_lenEAttr;  in udf_current_aext()
2187 							iinfo->i_lenAlloc;  in udf_current_aext()
2197 	switch (iinfo->i_alloc_type) {  in udf_current_aext()
2205 				iinfo->i_location.partitionReferenceNum;  in udf_current_aext()
2217 		udf_debug("alloc_type = %u unsupported\n", iinfo->i_alloc_type);  in udf_current_aext()
2251 	struct udf_inode_info *iinfo;  in udf_delete_aext()  local
2260 	iinfo = UDF_I(inode);  in udf_delete_aext()
2261 	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)  in udf_delete_aext()
2263 	else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)  in udf_delete_aext()
2290 			iinfo->i_lenAlloc -= (adsize * 2);  in udf_delete_aext()
2307 			iinfo->i_lenAlloc -= adsize;  in udf_delete_aext()
2336 	struct udf_inode_info *iinfo;  in inode_bmap()  local
2338 	iinfo = UDF_I(inode);  in inode_bmap()
2341 		pos->block = iinfo->i_location;  in inode_bmap()
2349 			iinfo->i_lenExtents = lbcount;  in inode_bmap()