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| author | Chuck Lever <chuck.lever@oracle.com> | 2023-09-29 16:59:18 +0300 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2023-10-16 19:44:31 +0300 |
| commit | 6dd43c6d5112ffde72fdef782e0970cd27041e79 (patch) | |
| tree | 5481c035606f1c67d30393e7da5037401f506f07 /fs/nfsd | |
| parent | 32efa67435dcd745d689ba373d5259aa61d05eb7 (diff) | |
| download | linux-6dd43c6d5112ffde72fdef782e0970cd27041e79.tar.xz | |
NFSD: Add nfsd4_encode_open_none_delegation4()
To better align our implementation with the XDR specification,
refactor the part of nfsd4_encode_open() that encodes the
open_none_delegation4 type.
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 903a6d61b9c2..4a1d428066ce 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -4154,6 +4154,27 @@ nfsd4_encode_open_write_delegation4(struct xdr_stream *xdr, } static __be32 +nfsd4_encode_open_none_delegation4(struct xdr_stream *xdr, + struct nfsd4_open *open) +{ + __be32 status = nfs_ok; + + /* ond_why */ + if (xdr_stream_encode_u32(xdr, open->op_why_no_deleg) != XDR_UNIT) + return nfserr_resource; + switch (open->op_why_no_deleg) { + case WND4_CONTENTION: + /* ond_server_will_push_deleg */ + status = nfsd4_encode_bool(xdr, false); + break; + case WND4_RESOURCE: + /* ond_server_will_signal_avail */ + status = nfsd4_encode_bool(xdr, false); + } + return status; +} + +static __be32 nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, union nfsd4_op_u *u) { @@ -4189,24 +4210,9 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, case NFS4_OPEN_DELEGATE_WRITE: /* write */ return nfsd4_encode_open_write_delegation4(xdr, open); - case NFS4_OPEN_DELEGATE_NONE_EXT: /* 4.1 */ - switch (open->op_why_no_deleg) { - case WND4_CONTENTION: - case WND4_RESOURCE: - p = xdr_reserve_space(xdr, 8); - if (!p) - return nfserr_resource; - *p++ = cpu_to_be32(open->op_why_no_deleg); - /* deleg signaling not supported yet: */ - *p++ = cpu_to_be32(0); - break; - default: - p = xdr_reserve_space(xdr, 4); - if (!p) - return nfserr_resource; - *p++ = cpu_to_be32(open->op_why_no_deleg); - } - break; + case NFS4_OPEN_DELEGATE_NONE_EXT: + /* od_whynone */ + return nfsd4_encode_open_none_delegation4(xdr, open); default: BUG(); } |