diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2024-06-16 21:21:33 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2024-07-08 13:47:25 -0400 |
| commit | d2a00cceb93a4df2afaceb836297628d0aeec7ad (patch) | |
| tree | 42aaf13269986bc64e853bfac177c01986555a09 /include/uapi/linux | |
| parent | 707f13b3d081ea811c40014e7b61f2c487ee9a4f (diff) | |
NFSv4: Detect support for OPEN4_SHARE_ACCESS_WANT_OPEN_XOR_DELEGATION
If the server supports the NFSv4.2 protocol extension to optimise away
returning a stateid when it returns a delegation, then we cache that
information in another capability flag.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/nfs4.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/nfs4.h b/include/uapi/linux/nfs4.h index afd7e32906c3..caf4db2fcbb9 100644 --- a/include/uapi/linux/nfs4.h +++ b/include/uapi/linux/nfs4.h @@ -46,6 +46,7 @@ #define NFS4_OPEN_RESULT_CONFIRM 0x0002 #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004 #define NFS4_OPEN_RESULT_PRESERVE_UNLINKED 0x0008 +#define NFS4_OPEN_RESULT_NO_OPEN_STATEID 0x0010 #define NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK 0x0020 #define NFS4_SHARE_ACCESS_MASK 0x000F @@ -70,6 +71,7 @@ #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000 #define NFS4_SHARE_WANT_DELEG_TIMESTAMPS 0x100000 +#define NFS4_SHARE_WANT_OPEN_XOR_DELEGATION 0x200000 #define NFS4_CDFC4_FORE 0x1 #define NFS4_CDFC4_BACK 0x2 |