34 nfs_start_io_read(struct inode *inode)  in nfs_start_io_read()  argument
36 	struct nfs_inode *nfsi = NFS_I(inode);  in nfs_start_io_read()
40 	err = down_read_killable(&inode->i_rwsem);  in nfs_start_io_read()
45 	up_read(&inode->i_rwsem);  in nfs_start_io_read()
48 	err = down_write_killable(&inode->i_rwsem);  in nfs_start_io_read()
52 	downgrade_write(&inode->i_rwsem);  in nfs_start_io_read()
65 nfs_end_io_read(struct inode *inode)  in nfs_end_io_read()  argument
67 	up_read(&inode->i_rwsem);  in nfs_end_io_read()
78 nfs_start_io_write(struct inode *inode)  in nfs_start_io_write()  argument
82 	err = down_write_killable(&inode->i_rwsem);  in nfs_start_io_write()
84 		nfs_file_block_o_direct(NFS_I(inode));  in nfs_start_io_write()
97 nfs_end_io_write(struct inode *inode)  in nfs_end_io_write()  argument
99 	up_write(&inode->i_rwsem);  in nfs_end_io_write()
104 static void nfs_block_buffered(struct nfs_inode *nfsi, struct inode *inode)  in nfs_block_buffered()  argument
108 		nfs_sync_mapping(inode->i_mapping);  in nfs_block_buffered()
129 nfs_start_io_direct(struct inode *inode)  in nfs_start_io_direct()  argument
131 	struct nfs_inode *nfsi = NFS_I(inode);  in nfs_start_io_direct()
135 	err = down_read_killable(&inode->i_rwsem);  in nfs_start_io_direct()
140 	up_read(&inode->i_rwsem);  in nfs_start_io_direct()
143 	err = down_write_killable(&inode->i_rwsem);  in nfs_start_io_direct()
146 	nfs_block_buffered(nfsi, inode);  in nfs_start_io_direct()
147 	downgrade_write(&inode->i_rwsem);  in nfs_start_io_direct()
160 nfs_end_io_direct(struct inode *inode)  in nfs_end_io_direct()  argument
162 	up_read(&inode->i_rwsem);  in nfs_end_io_direct()