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authorChuck Lever <chuck.lever@oracle.com>2020-10-23 19:01:38 -0400
committerChuck Lever <chuck.lever@oracle.com>2021-03-22 10:18:58 -0400
commitbf15229f2ced4f14946eef958336f764e30f8efb (patch)
treeef084dade35eb8db14cde141511e0b0cb25f969a /fs/nfsd/nfsxdr.c
parenta6f8d9dc9e44b51303d9abde4643460137d19b28 (diff)
NFSD: Update the NFSv2 STATFS result encoder to use struct xdr_stream
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/nfsxdr.c')
-rw-r--r--fs/nfsd/nfsxdr.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index d6d7d07dbb1b..39d296aecd3e 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -592,19 +592,26 @@ nfssvc_encode_readdirres(struct svc_rqst *rqstp, __be32 *p)
int
nfssvc_encode_statfsres(struct svc_rqst *rqstp, __be32 *p)
{
+ struct xdr_stream *xdr = &rqstp->rq_res_stream;
struct nfsd_statfsres *resp = rqstp->rq_resp;
struct kstatfs *stat = &resp->stats;
- *p++ = resp->status;
- if (resp->status != nfs_ok)
- return xdr_ressize_check(rqstp, p);
+ if (!svcxdr_encode_stat(xdr, resp->status))
+ return 0;
+ switch (resp->status) {
+ case nfs_ok:
+ p = xdr_reserve_space(xdr, XDR_UNIT * 5);
+ if (!p)
+ return 0;
+ *p++ = cpu_to_be32(NFSSVC_MAXBLKSIZE_V2);
+ *p++ = cpu_to_be32(stat->f_bsize);
+ *p++ = cpu_to_be32(stat->f_blocks);
+ *p++ = cpu_to_be32(stat->f_bfree);
+ *p = cpu_to_be32(stat->f_bavail);
+ break;
+ }
- *p++ = htonl(NFSSVC_MAXBLKSIZE_V2); /* max transfer size */
- *p++ = htonl(stat->f_bsize);
- *p++ = htonl(stat->f_blocks);
- *p++ = htonl(stat->f_bfree);
- *p++ = htonl(stat->f_bavail);
- return xdr_ressize_check(rqstp, p);
+ return 1;
}
int