iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

NFSv4: Enable attribute delegations

Browse Source 
If we see that the server supports attribute delegations, then request
them by setting the appropriate OPEN arguments.

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>
This commit is contained in:
Trond Myklebust 2024-06-16 21:21:28 -04:00 committed by Anna Schumaker
parent dcb3c20f74
commit e3e9d44de1
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
fs/nfs/nfs4proc.c
View File

@ -1339,8 +1339,13 @@ nfs4_map_atomic_open_share(struct nfs_server *server,
if (!(server->caps & NFS_CAP_ATOMIC_OPEN_V1))
goto out;
/* Want no delegation if we're using O_DIRECT */
if (openflags & O_DIRECT)
if (openflags & O_DIRECT) {
res |= NFS4_SHARE_WANT_NO_DELEG;
goto out;
}
/* res |= NFS4_SHARE_WANT_NO_PREFERENCE; */
if (server->caps & NFS_CAP_DELEGTIME)
res |= NFS4_SHARE_WANT_DELEG_TIMESTAMPS;
out:
return res;
}