75 # define ea_idebug(inode, f...) do { \  argument
77 			inode->i_sb->s_id, inode->i_ino); \
88 # define ea_idebug(inode, f...)	no_printk(f)  argument
92 static int ext2_xattr_set2(struct inode *, struct buffer_head *,
96 static struct buffer_head *ext2_xattr_cache_find(struct inode *,
122 #define EA_BLOCK_CACHE(inode)	(EXT2_SB(inode->i_sb)->s_ea_block_cache)  argument
196 ext2_xattr_get(struct inode *inode, int name_index, const char *name,  in ext2_xattr_get()  argument
204 	struct mb_cache *ea_block_cache = EA_BLOCK_CACHE(inode);  in ext2_xattr_get()
206 	ea_idebug(inode, "name=%d.%s, buffer=%p, buffer_size=%ld",  in ext2_xattr_get()
215 	down_read(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_get()
217 	if (!EXT2_I(inode)->i_file_acl)  in ext2_xattr_get()
219 	ea_idebug(inode, "reading block %d", EXT2_I(inode)->i_file_acl);  in ext2_xattr_get()
220 	bh = sb_bread(inode->i_sb, EXT2_I(inode)->i_file_acl);  in ext2_xattr_get()
229 		ext2_error(inode->i_sb, "ext2_xattr_get",  in ext2_xattr_get()
230 			"inode %ld: bad block %d", inode->i_ino,  in ext2_xattr_get()
231 			EXT2_I(inode)->i_file_acl);  in ext2_xattr_get()
240 		    inode->i_sb->s_blocksize))  in ext2_xattr_get()
253 		ea_idebug(inode, "cache insert failed");  in ext2_xattr_get()
259 		ea_idebug(inode, "cache insert failed");  in ext2_xattr_get()
272 	up_read(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_get()
290 	struct inode *inode = d_inode(dentry);  in ext2_xattr_list()  local
296 	struct mb_cache *ea_block_cache = EA_BLOCK_CACHE(inode);  in ext2_xattr_list()
298 	ea_idebug(inode, "buffer=%p, buffer_size=%ld",  in ext2_xattr_list()
301 	down_read(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_list()
303 	if (!EXT2_I(inode)->i_file_acl)  in ext2_xattr_list()
305 	ea_idebug(inode, "reading block %d", EXT2_I(inode)->i_file_acl);  in ext2_xattr_list()
306 	bh = sb_bread(inode->i_sb, EXT2_I(inode)->i_file_acl);  in ext2_xattr_list()
315 		ext2_error(inode->i_sb, "ext2_xattr_list",  in ext2_xattr_list()
316 			"inode %ld: bad block %d", inode->i_ino,  in ext2_xattr_list()
317 			EXT2_I(inode)->i_file_acl);  in ext2_xattr_list()
326 		    inode->i_sb->s_blocksize))  in ext2_xattr_list()
331 		ea_idebug(inode, "cache insert failed");  in ext2_xattr_list()
361 	up_read(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_list()
406 ext2_xattr_set(struct inode *inode, int name_index, const char *name,  in ext2_xattr_set()  argument
409 	struct super_block *sb = inode->i_sb;  in ext2_xattr_set()
429 	ea_idebug(inode, "name=%d.%s, value=%p, value_len=%ld",  in ext2_xattr_set()
439 	error = dquot_initialize(inode);  in ext2_xattr_set()
442 	down_write(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_set()
443 	if (EXT2_I(inode)->i_file_acl) {  in ext2_xattr_set()
445 		bh = sb_bread(sb, EXT2_I(inode)->i_file_acl);  in ext2_xattr_set()
457 				"inode %ld: bad block %d", inode->i_ino,   in ext2_xattr_set()
458 				   EXT2_I(inode)->i_file_acl);  in ext2_xattr_set()
526 			oe = mb_cache_entry_delete_or_get(EA_BLOCK_CACHE(inode),  in ext2_xattr_set()
535 			mb_cache_entry_put(EA_BLOCK_CACHE(inode), oe);  in ext2_xattr_set()
636 		error = ext2_xattr_set2(inode, bh, NULL);  in ext2_xattr_set()
641 		error = ext2_xattr_set2(inode, bh, header);  in ext2_xattr_set()
648 	up_write(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_set()
653 static void ext2_xattr_release_block(struct inode *inode,  in ext2_xattr_release_block()  argument
656 	struct mb_cache *ea_block_cache = EA_BLOCK_CACHE(inode);  in ext2_xattr_release_block()
683 		ext2_free_blocks(inode, bh->b_blocknr, 1);  in ext2_xattr_release_block()
692 		dquot_free_block(inode, 1);  in ext2_xattr_release_block()
697 		if (IS_SYNC(inode))  in ext2_xattr_release_block()
706 ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,  in ext2_xattr_set2()  argument
709 	struct super_block *sb = inode->i_sb;  in ext2_xattr_set2()
712 	struct mb_cache *ea_block_cache = EA_BLOCK_CACHE(inode);  in ext2_xattr_set2()
715 		new_bh = ext2_xattr_cache_find(inode, header);  in ext2_xattr_set2()
725 				error = dquot_alloc_block(inode, 1);  in ext2_xattr_set2()
744 						EXT2_I(inode)->i_block_group);  in ext2_xattr_set2()
746 			ext2_fsblk_t block = ext2_new_blocks(inode, goal,  in ext2_xattr_set2()
751 			ea_idebug(inode, "creating block %lu", block);  in ext2_xattr_set2()
755 				ext2_free_blocks(inode, block, 1);  in ext2_xattr_set2()
756 				mark_inode_dirty(inode);  in ext2_xattr_set2()
769 		if (IS_SYNC(inode)) {  in ext2_xattr_set2()
778 	EXT2_I(inode)->i_file_acl = new_bh ? new_bh->b_blocknr : 0;  in ext2_xattr_set2()
779 	inode_set_ctime_current(inode);  in ext2_xattr_set2()
780 	if (IS_SYNC(inode)) {  in ext2_xattr_set2()
781 		error = sync_inode_metadata(inode, 1);  in ext2_xattr_set2()
787 				dquot_free_block_nodirty(inode, 1);  in ext2_xattr_set2()
788 				mark_inode_dirty(inode);  in ext2_xattr_set2()
793 		mark_inode_dirty(inode);  in ext2_xattr_set2()
801 		ext2_xattr_release_block(inode, old_bh);  in ext2_xattr_set2()
817 ext2_xattr_delete_inode(struct inode *inode)  in ext2_xattr_delete_inode()  argument
820 	struct ext2_sb_info *sbi = EXT2_SB(inode->i_sb);  in ext2_xattr_delete_inode()
829 	if (WARN_ON_ONCE(!down_write_trylock(&EXT2_I(inode)->xattr_sem)))  in ext2_xattr_delete_inode()
831 	if (!EXT2_I(inode)->i_file_acl)  in ext2_xattr_delete_inode()
834 	if (!ext2_data_block_valid(sbi, EXT2_I(inode)->i_file_acl, 1)) {  in ext2_xattr_delete_inode()
835 		ext2_error(inode->i_sb, "ext2_xattr_delete_inode",  in ext2_xattr_delete_inode()
837 			inode->i_ino, EXT2_I(inode)->i_file_acl);  in ext2_xattr_delete_inode()
841 	bh = sb_bread(inode->i_sb, EXT2_I(inode)->i_file_acl);  in ext2_xattr_delete_inode()
843 		ext2_error(inode->i_sb, "ext2_xattr_delete_inode",  in ext2_xattr_delete_inode()
844 			"inode %ld: block %d read error", inode->i_ino,  in ext2_xattr_delete_inode()
845 			EXT2_I(inode)->i_file_acl);  in ext2_xattr_delete_inode()
850 		ext2_error(inode->i_sb, "ext2_xattr_delete_inode",  in ext2_xattr_delete_inode()
851 			"inode %ld: bad block %d", inode->i_ino,  in ext2_xattr_delete_inode()
852 			EXT2_I(inode)->i_file_acl);  in ext2_xattr_delete_inode()
855 	ext2_xattr_release_block(inode, bh);  in ext2_xattr_delete_inode()
856 	EXT2_I(inode)->i_file_acl = 0;  in ext2_xattr_delete_inode()
860 	up_write(&EXT2_I(inode)->xattr_sem);  in ext2_xattr_delete_inode()
938 ext2_xattr_cache_find(struct inode *inode, struct ext2_xattr_header *header)  in ext2_xattr_cache_find()  argument
942 	struct mb_cache *ea_block_cache = EA_BLOCK_CACHE(inode);  in ext2_xattr_cache_find()
946 	ea_idebug(inode, "looking for cached blocks [%x]", (int)hash);  in ext2_xattr_cache_find()
952 		bh = sb_bread(inode->i_sb, ce->e_value);  in ext2_xattr_cache_find()
954 			ext2_error(inode->i_sb, "ext2_xattr_cache_find",  in ext2_xattr_cache_find()
956 				inode->i_ino, (unsigned long) ce->e_value);  in ext2_xattr_cache_find()
961 				ea_idebug(inode, "block %ld refcount %d>%d",  in ext2_xattr_cache_find()