diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2020-11-13 16:53:17 -0500 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2021-03-22 10:18:58 -0400 |
| commit | d52532002ffa217ad3fa4c3ba86c95203d21dd21 (patch) | |
| tree | b7aedf13cdecd9d738890181ca38fb968439c8d9 | |
| parent | bf15229f2ced4f14946eef958336f764e30f8efb (diff) | |
| download | linux-d52532002ffa217ad3fa4c3ba86c95203d21dd21.tar.bz2 | |
NFSD: Add a helper that encodes NFSv3 directory offset cookies
Refactor: Add helper function similar to nfs3svc_encode_cookie3().
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
| -rw-r--r-- | fs/nfsd/nfsproc.c | 3 | ||||
| -rw-r--r-- | fs/nfsd/nfsxdr.c | 18 | ||||
| -rw-r--r-- | fs/nfsd/xdr.h | 1 |
3 files changed, 18 insertions, 4 deletions
diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c index 2088bb0887ba..5a0dd6e23c85 100644 --- a/fs/nfsd/nfsproc.c +++ b/fs/nfsd/nfsproc.c @@ -595,8 +595,7 @@ nfsd_proc_readdir(struct svc_rqst *rqstp) &resp->common, nfssvc_encode_entry); resp->count = resp->buffer - buffer; - if (resp->offset) - *resp->offset = htonl(offset); + nfssvc_encode_nfscookie(resp, offset); fh_put(&argp->fh); return rpc_success; diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c index 39d296aecd3e..a87b21cfe0d0 100644 --- a/fs/nfsd/nfsxdr.c +++ b/fs/nfsd/nfsxdr.c @@ -614,6 +614,21 @@ nfssvc_encode_statfsres(struct svc_rqst *rqstp, __be32 *p) return 1; } +/** + * nfssvc_encode_nfscookie - Encode a directory offset cookie + * @resp: readdir result context + * @offset: offset cookie to encode + * + */ +void nfssvc_encode_nfscookie(struct nfsd_readdirres *resp, u32 offset) +{ + if (!resp->offset) + return; + + *resp->offset = cpu_to_be32(offset); + resp->offset = NULL; +} + int nfssvc_encode_entry(void *ccdv, const char *name, int namlen, loff_t offset, u64 ino, unsigned int d_type) @@ -632,8 +647,7 @@ nfssvc_encode_entry(void *ccdv, const char *name, cd->common.err = nfserr_fbig; return -EINVAL; } - if (cd->offset) - *cd->offset = htonl(offset); + nfssvc_encode_nfscookie(cd, offset); /* truncate filename */ namlen = min(namlen, NFS2_MAXNAMLEN); diff --git a/fs/nfsd/xdr.h b/fs/nfsd/xdr.h index 277b74c511ce..651de13e62fe 100644 --- a/fs/nfsd/xdr.h +++ b/fs/nfsd/xdr.h @@ -157,6 +157,7 @@ int nfssvc_encode_readres(struct svc_rqst *, __be32 *); int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *); int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *); +void nfssvc_encode_nfscookie(struct nfsd_readdirres *resp, u32 offset); int nfssvc_encode_entry(void *, const char *name, int namlen, loff_t offset, u64 ino, unsigned int); |