From f4cf5042011223fcfec863ddd55e5cb6c4b50827 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Mon, 18 Sep 2023 09:59:52 -0400 Subject: NFSD: Add nfsd4_encode_fattr4_mode() Refactor the encoder for FATTR4_MODE into a helper. In a subsequent patch, this helper will be called from a bitmask loop. Reviewed-by: Jeff Layton Signed-off-by: Chuck Lever --- fs/nfsd/nfs4xdr.c | 13 +++++++++---- fs/nfsd/xdr4.h | 1 + 2 files changed, 10 insertions(+), 4 deletions(-) (limited to 'fs') diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index c9ff1091711c..105d51b517e5 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3183,6 +3183,12 @@ static __be32 nfsd4_encode_fattr4_maxwrite(struct xdr_stream *xdr, return nfsd4_encode_uint64_t(xdr, svc_max_payload(args->rqstp)); } +static __be32 nfsd4_encode_fattr4_mode(struct xdr_stream *xdr, + const struct nfsd4_fattr_args *args) +{ + return nfsd4_encode_mode4(xdr, args->stat.mode & S_IALLUGO); +} + /* * Note: @fhp can be NULL; in this case, we might have to compose the filehandle * ourselves. @@ -3462,10 +3468,9 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, goto out; } if (bmval1 & FATTR4_WORD1_MODE) { - p = xdr_reserve_space(xdr, 4); - if (!p) - goto out_resource; - *p++ = cpu_to_be32(args.stat.mode & S_IALLUGO); + status = nfsd4_encode_fattr4_mode(xdr, &args); + if (status != nfs_ok) + goto out; } if (bmval1 & FATTR4_WORD1_NO_TRUNC) { status = nfsd4_encode_fattr4__true(xdr, &args); diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h index f0866a55fd91..52322acc1e9f 100644 --- a/fs/nfsd/xdr4.h +++ b/fs/nfsd/xdr4.h @@ -93,6 +93,7 @@ nfsd4_encode_uint32_t(struct xdr_stream *xdr, u32 val) #define nfsd4_encode_aceflag4(x, v) nfsd4_encode_uint32_t(x, v) #define nfsd4_encode_acemask4(x, v) nfsd4_encode_uint32_t(x, v) #define nfsd4_encode_acetype4(x, v) nfsd4_encode_uint32_t(x, v) +#define nfsd4_encode_mode4(x, v) nfsd4_encode_uint32_t(x, v) #define nfsd4_encode_nfs_lease4(x, v) nfsd4_encode_uint32_t(x, v) /** -- cgit v1.2.3