Lines Matching refs:ea_inode
124 void ext4_xattr_inode_set_class(struct inode *ea_inode) in ext4_xattr_inode_set_class() argument
126 lockdep_set_subclass(&ea_inode->i_rwsem, 1); in ext4_xattr_inode_set_class()
317 static u64 ext4_xattr_inode_get_ref(struct inode *ea_inode) in ext4_xattr_inode_get_ref() argument
319 return ((u64)ea_inode->i_ctime.tv_sec << 32) | in ext4_xattr_inode_get_ref()
320 (u32) inode_peek_iversion_raw(ea_inode); in ext4_xattr_inode_get_ref()
323 static void ext4_xattr_inode_set_ref(struct inode *ea_inode, u64 ref_count) in ext4_xattr_inode_set_ref() argument
325 ea_inode->i_ctime.tv_sec = (u32)(ref_count >> 32); in ext4_xattr_inode_set_ref()
326 inode_set_iversion_raw(ea_inode, ref_count & 0xffffffff); in ext4_xattr_inode_set_ref()
329 static u32 ext4_xattr_inode_get_hash(struct inode *ea_inode) in ext4_xattr_inode_get_hash() argument
331 return (u32)ea_inode->i_atime.tv_sec; in ext4_xattr_inode_get_hash()
334 static void ext4_xattr_inode_set_hash(struct inode *ea_inode, u32 hash) in ext4_xattr_inode_set_hash() argument
336 ea_inode->i_atime.tv_sec = hash; in ext4_xattr_inode_set_hash()
342 static int ext4_xattr_inode_read(struct inode *ea_inode, void *buf, size_t size) in ext4_xattr_inode_read() argument
344 int blocksize = 1 << ea_inode->i_blkbits; in ext4_xattr_inode_read()
345 int bh_count = (size + blocksize - 1) >> ea_inode->i_blkbits; in ext4_xattr_inode_read()
357 ret = ext4_bread_batch(ea_inode, 0 /* block */, bh_count, in ext4_xattr_inode_read()
384 u32 ea_inode_hash, struct inode **ea_inode) in ext4_xattr_inode_iget() argument
432 *ea_inode = inode; in ext4_xattr_inode_iget()
455 ext4_xattr_inode_verify_hashes(struct inode *ea_inode, in ext4_xattr_inode_verify_hashes() argument
462 hash = ext4_xattr_inode_hash(EXT4_SB(ea_inode->i_sb), buffer, size); in ext4_xattr_inode_verify_hashes()
463 if (hash != ext4_xattr_inode_get_hash(ea_inode)) in ext4_xattr_inode_verify_hashes()
487 struct inode *ea_inode; in ext4_xattr_inode_get() local
491 le32_to_cpu(entry->e_hash), &ea_inode); in ext4_xattr_inode_get()
493 ea_inode = NULL; in ext4_xattr_inode_get()
497 if (i_size_read(ea_inode) != size) { in ext4_xattr_inode_get()
498 ext4_warning_inode(ea_inode, in ext4_xattr_inode_get()
500 i_size_read(ea_inode), size); in ext4_xattr_inode_get()
505 err = ext4_xattr_inode_read(ea_inode, buffer, size); in ext4_xattr_inode_get()
509 if (!ext4_test_inode_state(ea_inode, EXT4_STATE_LUSTRE_EA_INODE)) { in ext4_xattr_inode_get()
510 err = ext4_xattr_inode_verify_hashes(ea_inode, entry, buffer, in ext4_xattr_inode_get()
513 ext4_warning_inode(ea_inode, in ext4_xattr_inode_get()
520 ext4_xattr_inode_get_hash(ea_inode), in ext4_xattr_inode_get()
521 ea_inode->i_ino, true /* reusable */); in ext4_xattr_inode_get()
524 iput(ea_inode); in ext4_xattr_inode_get()
897 struct inode *ea_inode, in ext4_xattr_inode_free_quota() argument
900 if (ea_inode && in ext4_xattr_inode_free_quota()
901 ext4_test_inode_state(ea_inode, EXT4_STATE_LUSTRE_EA_INODE)) in ext4_xattr_inode_free_quota()
990 static int ext4_xattr_inode_update_ref(handle_t *handle, struct inode *ea_inode, in ext4_xattr_inode_update_ref() argument
997 inode_lock(ea_inode); in ext4_xattr_inode_update_ref()
999 ret = ext4_reserve_inode_write(handle, ea_inode, &iloc); in ext4_xattr_inode_update_ref()
1003 ref_count = ext4_xattr_inode_get_ref(ea_inode); in ext4_xattr_inode_update_ref()
1005 ext4_xattr_inode_set_ref(ea_inode, ref_count); in ext4_xattr_inode_update_ref()
1009 ea_inode->i_ino, ref_count); in ext4_xattr_inode_update_ref()
1012 WARN_ONCE(ea_inode->i_nlink, "EA inode %lu i_nlink=%u", in ext4_xattr_inode_update_ref()
1013 ea_inode->i_ino, ea_inode->i_nlink); in ext4_xattr_inode_update_ref()
1015 set_nlink(ea_inode, 1); in ext4_xattr_inode_update_ref()
1016 ext4_orphan_del(handle, ea_inode); in ext4_xattr_inode_update_ref()
1020 ea_inode->i_ino, ref_count); in ext4_xattr_inode_update_ref()
1023 WARN_ONCE(ea_inode->i_nlink != 1, in ext4_xattr_inode_update_ref()
1025 ea_inode->i_ino, ea_inode->i_nlink); in ext4_xattr_inode_update_ref()
1027 clear_nlink(ea_inode); in ext4_xattr_inode_update_ref()
1028 ext4_orphan_add(handle, ea_inode); in ext4_xattr_inode_update_ref()
1032 ret = ext4_mark_iloc_dirty(handle, ea_inode, &iloc); in ext4_xattr_inode_update_ref()
1034 ext4_warning_inode(ea_inode, in ext4_xattr_inode_update_ref()
1037 inode_unlock(ea_inode); in ext4_xattr_inode_update_ref()
1041 static int ext4_xattr_inode_inc_ref(handle_t *handle, struct inode *ea_inode) in ext4_xattr_inode_inc_ref() argument
1043 return ext4_xattr_inode_update_ref(handle, ea_inode, 1); in ext4_xattr_inode_inc_ref()
1046 static int ext4_xattr_inode_dec_ref(handle_t *handle, struct inode *ea_inode) in ext4_xattr_inode_dec_ref() argument
1048 return ext4_xattr_inode_update_ref(handle, ea_inode, -1); in ext4_xattr_inode_dec_ref()
1054 struct inode *ea_inode; in ext4_xattr_inode_inc_ref_all() local
1067 &ea_inode); in ext4_xattr_inode_inc_ref_all()
1070 err = ext4_xattr_inode_inc_ref(handle, ea_inode); in ext4_xattr_inode_inc_ref_all()
1072 ext4_warning_inode(ea_inode, "inc ref error %d", err); in ext4_xattr_inode_inc_ref_all()
1073 iput(ea_inode); in ext4_xattr_inode_inc_ref_all()
1076 iput(ea_inode); in ext4_xattr_inode_inc_ref_all()
1091 &ea_inode); in ext4_xattr_inode_inc_ref_all()
1098 err = ext4_xattr_inode_dec_ref(handle, ea_inode); in ext4_xattr_inode_inc_ref_all()
1100 ext4_warning_inode(ea_inode, "cleanup dec ref error %d", in ext4_xattr_inode_inc_ref_all()
1102 iput(ea_inode); in ext4_xattr_inode_inc_ref_all()
1132 struct inode *ea_inode; in ext4_xattr_inode_dec_ref_all() local
1149 &ea_inode); in ext4_xattr_inode_dec_ref_all()
1153 err = ext4_expand_inode_array(ea_inode_array, ea_inode); in ext4_xattr_inode_dec_ref_all()
1155 ext4_warning_inode(ea_inode, in ext4_xattr_inode_dec_ref_all()
1157 iput(ea_inode); in ext4_xattr_inode_dec_ref_all()
1166 ext4_warning_inode(ea_inode, "Ensure credits err=%d", in ext4_xattr_inode_dec_ref_all()
1173 ext4_warning_inode(ea_inode, in ext4_xattr_inode_dec_ref_all()
1180 err = ext4_xattr_inode_dec_ref(handle, ea_inode); in ext4_xattr_inode_dec_ref_all()
1182 ext4_warning_inode(ea_inode, "ea_inode dec ref err=%d", in ext4_xattr_inode_dec_ref_all()
1188 ext4_xattr_inode_free_quota(parent, ea_inode, in ext4_xattr_inode_dec_ref_all()
1336 static int ext4_xattr_inode_write(handle_t *handle, struct inode *ea_inode, in ext4_xattr_inode_write() argument
1341 int blocksize = ea_inode->i_sb->s_blocksize; in ext4_xattr_inode_write()
1342 int max_blocks = (bufsize + blocksize - 1) >> ea_inode->i_blkbits; in ext4_xattr_inode_write()
1353 ret = ext4_map_blocks(handle, ea_inode, &map, in ext4_xattr_inode_write()
1356 ext4_mark_inode_dirty(handle, ea_inode); in ext4_xattr_inode_write()
1358 ext4_should_retry_alloc(ea_inode->i_sb, &retries)) { in ext4_xattr_inode_write()
1374 bh = ext4_getblk(handle, ea_inode, block, 0); in ext4_xattr_inode_write()
1379 EXT4_ERROR_INODE(ea_inode, in ext4_xattr_inode_write()
1389 ext4_handle_dirty_metadata(handle, ea_inode, bh); in ext4_xattr_inode_write()
1396 inode_lock(ea_inode); in ext4_xattr_inode_write()
1397 i_size_write(ea_inode, wsize); in ext4_xattr_inode_write()
1398 ext4_update_i_disksize(ea_inode, wsize); in ext4_xattr_inode_write()
1399 inode_unlock(ea_inode); in ext4_xattr_inode_write()
1401 ret2 = ext4_mark_inode_dirty(handle, ea_inode); in ext4_xattr_inode_write()
1417 struct inode *ea_inode = NULL; in ext4_xattr_inode_create() local
1425 ea_inode = ext4_new_inode(handle, inode->i_sb->s_root->d_inode, in ext4_xattr_inode_create()
1428 if (!IS_ERR(ea_inode)) { in ext4_xattr_inode_create()
1429 ea_inode->i_op = &ext4_file_inode_operations; in ext4_xattr_inode_create()
1430 ea_inode->i_fop = &ext4_file_operations; in ext4_xattr_inode_create()
1431 ext4_set_aops(ea_inode); in ext4_xattr_inode_create()
1432 ext4_xattr_inode_set_class(ea_inode); in ext4_xattr_inode_create()
1433 unlock_new_inode(ea_inode); in ext4_xattr_inode_create()
1434 ext4_xattr_inode_set_ref(ea_inode, 1); in ext4_xattr_inode_create()
1435 ext4_xattr_inode_set_hash(ea_inode, hash); in ext4_xattr_inode_create()
1436 err = ext4_mark_inode_dirty(handle, ea_inode); in ext4_xattr_inode_create()
1438 err = ext4_inode_attach_jinode(ea_inode); in ext4_xattr_inode_create()
1440 if (ext4_xattr_inode_dec_ref(handle, ea_inode)) in ext4_xattr_inode_create()
1441 ext4_warning_inode(ea_inode, in ext4_xattr_inode_create()
1443 iput(ea_inode); in ext4_xattr_inode_create()
1451 dquot_free_inode(ea_inode); in ext4_xattr_inode_create()
1452 dquot_drop(ea_inode); in ext4_xattr_inode_create()
1453 inode_lock(ea_inode); in ext4_xattr_inode_create()
1454 ea_inode->i_flags |= S_NOQUOTA; in ext4_xattr_inode_create()
1455 inode_unlock(ea_inode); in ext4_xattr_inode_create()
1458 return ea_inode; in ext4_xattr_inode_create()
1465 struct inode *ea_inode; in ext4_xattr_inode_cache_find() local
1487 ea_inode = ext4_iget(inode->i_sb, ce->e_value, in ext4_xattr_inode_cache_find()
1489 if (!IS_ERR(ea_inode) && in ext4_xattr_inode_cache_find()
1490 !is_bad_inode(ea_inode) && in ext4_xattr_inode_cache_find()
1491 (EXT4_I(ea_inode)->i_flags & EXT4_EA_INODE_FL) && in ext4_xattr_inode_cache_find()
1492 i_size_read(ea_inode) == value_len && in ext4_xattr_inode_cache_find()
1493 !ext4_xattr_inode_read(ea_inode, ea_data, value_len) && in ext4_xattr_inode_cache_find()
1494 !ext4_xattr_inode_verify_hashes(ea_inode, NULL, ea_data, in ext4_xattr_inode_cache_find()
1500 return ea_inode; in ext4_xattr_inode_cache_find()
1503 if (!IS_ERR(ea_inode)) in ext4_xattr_inode_cache_find()
1504 iput(ea_inode); in ext4_xattr_inode_cache_find()
1518 struct inode *ea_inode; in ext4_xattr_inode_lookup_create() local
1523 ea_inode = ext4_xattr_inode_cache_find(inode, value, value_len, hash); in ext4_xattr_inode_lookup_create()
1524 if (ea_inode) { in ext4_xattr_inode_lookup_create()
1525 err = ext4_xattr_inode_inc_ref(handle, ea_inode); in ext4_xattr_inode_lookup_create()
1527 iput(ea_inode); in ext4_xattr_inode_lookup_create()
1531 *ret_inode = ea_inode; in ext4_xattr_inode_lookup_create()
1536 ea_inode = ext4_xattr_inode_create(handle, inode, hash); in ext4_xattr_inode_lookup_create()
1537 if (IS_ERR(ea_inode)) in ext4_xattr_inode_lookup_create()
1538 return PTR_ERR(ea_inode); in ext4_xattr_inode_lookup_create()
1540 err = ext4_xattr_inode_write(handle, ea_inode, value, value_len); in ext4_xattr_inode_lookup_create()
1542 ext4_xattr_inode_dec_ref(handle, ea_inode); in ext4_xattr_inode_lookup_create()
1543 iput(ea_inode); in ext4_xattr_inode_lookup_create()
1549 ea_inode->i_ino, true /* reusable */); in ext4_xattr_inode_lookup_create()
1551 *ret_inode = ea_inode; in ext4_xattr_inode_lookup_create()
1861 struct inode *ea_inode = NULL, *tmp_inode; in ext4_xattr_block_set() local
1986 &ea_inode); in ext4_xattr_block_set()
1988 ea_inode = NULL; in ext4_xattr_block_set()
2091 if (ea_inode) { in ext4_xattr_block_set()
2094 ea_inode); in ext4_xattr_block_set()
2096 ext4_warning_inode(ea_inode, in ext4_xattr_block_set()
2099 iput(ea_inode); in ext4_xattr_block_set()
2100 ea_inode = NULL; in ext4_xattr_block_set()
2140 if (ea_inode) { in ext4_xattr_block_set()
2143 error2 = ext4_xattr_inode_dec_ref(handle, ea_inode); in ext4_xattr_block_set()
2145 ext4_warning_inode(ea_inode, "dec ref error=%d", in ext4_xattr_block_set()
2150 ext4_xattr_inode_free_quota(inode, ea_inode, in ext4_xattr_block_set()
2151 i_size_read(ea_inode)); in ext4_xattr_block_set()
2152 iput(ea_inode); in ext4_xattr_block_set()
2874 struct inode *ea_inode; in ext4_xattr_delete_inode() local
2934 &ea_inode); in ext4_xattr_delete_inode()
2937 ext4_xattr_inode_free_quota(inode, ea_inode, in ext4_xattr_delete_inode()
2939 iput(ea_inode); in ext4_xattr_delete_inode()