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authorBenny Halevy <benny@tonian.com>2012-02-16 20:57:17 +0200
committerJ. Bruce Fields <bfields@redhat.com>2012-02-17 18:38:53 -0500
commitd24433cdc91c0ed15938d2a6ee9e3e1b00fcfaa3 (patch)
tree7e8d0b0f71f9cc11bc5ac95694532f1759f30851 /fs/nfsd/nfs4xdr.c
parent03cfb42025a16dc45195dbdd6d368daaa8367429 (diff)
nfsd41: implement NFS4_SHARE_WANT_NO_DELEG, NFS4_OPEN_DELEGATE_NONE_EXT, why_no_deleg
Respect client request for not getting a delegation in NFSv4.1 Appropriately return delegation "type" NFS4_OPEN_DELEGATE_NONE_EXT and WND4_NOT_WANTED reason. [nfsd41: add missing break when encoding op_why_no_deleg] Signed-off-by: Benny Halevy <bhalevy@tonian.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4xdr.c')
-rw-r--r--fs/nfsd/nfs4xdr.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index a58f2064f47..f8fcddca041 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -2849,6 +2849,20 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op
WRITE32(0); /* XXX: is NULL principal ok? */
ADJUST_ARGS();
break;
+ case NFS4_OPEN_DELEGATE_NONE_EXT: /* 4.1 */
+ switch (open->op_why_no_deleg) {
+ case WND4_CONTENTION:
+ case WND4_RESOURCE:
+ RESERVE_SPACE(8);
+ WRITE32(open->op_why_no_deleg);
+ WRITE32(0); /* deleg signaling not supported yet */
+ break;
+ default:
+ RESERVE_SPACE(4);
+ WRITE32(open->op_why_no_deleg);
+ }
+ ADJUST_ARGS();
+ break;
default:
BUG();
}