diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/exportfs.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index 28028988c862..65afdfd31b7b 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h @@ -121,8 +121,10 @@ struct fid { * set, the encode_fh() should store sufficient information so that a good * attempt can be made to find not only the file but also it's place in the * filesystem. This typically means storing a reference to de->d_parent in - * the filehandle fragment. encode_fh() should return the number of bytes - * stored or a negative error code such as %-ENOSPC + * the filehandle fragment. encode_fh() should return the fileid_type on + * success and on error returns 255 (if the space needed to encode fh is + * greater than @max_len*4 bytes). On error @max_len contains the minimum + * size(in 4 byte unit) needed to encode the file handle. * * fh_to_dentry: * @fh_to_dentry is given a &struct super_block (@sb) and a file handle |