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authorChuck Lever <chuck.lever@oracle.com>2020-11-13 16:53:17 -0500
committerChuck Lever <chuck.lever@oracle.com>2021-03-22 10:18:58 -0400
commitd52532002ffa217ad3fa4c3ba86c95203d21dd21 (patch)
treeb7aedf13cdecd9d738890181ca38fb968439c8d9 /fs/nfsd/nfsxdr.c
parentbf15229f2ced4f14946eef958336f764e30f8efb (diff)
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>
Diffstat (limited to 'fs/nfsd/nfsxdr.c')
-rw-r--r--fs/nfsd/nfsxdr.c18
1 files changed, 16 insertions, 2 deletions
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);