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exportfs: add FILEID_INVALID to indicate invalid fid_type

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This commit adds FILEID_INVALID = 0xff in fid_type to
indicate invalid fid_type

It avoids using magic number 255

Signed-off-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: Vivek Trivedi <vtrivedi018@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Namjae Jeon 2012-08-29 10:10:10 -04:00 • committed by J. Bruce Fields
parent 6f0c0580b7
commit 216b6cbdcb
4 changed files with 10 additions and 5 deletions
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5
include/linux/exportfs.h
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@ -83,6 +83,11 @@ enum fid_type {
* 64 bit parent inode number.
*/
FILEID_NILFS_WITH_PARENT = 0x62,
/*
* Filesystems must not use 0xff file ID.
*/
FILEID_INVALID = 0xff,
};
struct fid {