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Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/nfs4xdr.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 325cd6d4f23a..4d655d252c6d 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1014,6 +1014,10 @@ static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args)
static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg *readdir, struct rpc_rqst *req)
{
struct rpc_auth *auth = req->rq_task->tk_auth;
+ uint32_t attrs[2] = {
+ FATTR4_WORD0_RDATTR_ERROR|FATTR4_WORD0_FILEID,
+ FATTR4_WORD1_MOUNTED_ON_FILEID,
+ };
int replen;
uint32_t *p;
@@ -1024,13 +1028,13 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg
WRITE32(readdir->count >> 1); /* We're not doing readdirplus */
WRITE32(readdir->count);
WRITE32(2);
- if (readdir->bitmask[1] & FATTR4_WORD1_MOUNTED_ON_FILEID) {
- WRITE32(0);
- WRITE32(FATTR4_WORD1_MOUNTED_ON_FILEID);
- } else {
- WRITE32(FATTR4_WORD0_FILEID);
- WRITE32(0);
- }
+ /* Switch to mounted_on_fileid if the server supports it */
+ if (readdir->bitmask[1] & FATTR4_WORD1_MOUNTED_ON_FILEID)
+ attrs[0] &= ~FATTR4_WORD0_FILEID;
+ else
+ attrs[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID;
+ WRITE32(attrs[0] & readdir->bitmask[0]);
+ WRITE32(attrs[1] & readdir->bitmask[1]);
/* set up reply kvec
* toplevel_status + taglen + rescount + OP_PUTFH + status
@@ -4060,6 +4064,12 @@ uint32_t *nfs4_decode_dirent(uint32_t *p, struct nfs_entry *entry, int plus)
}
len = XDR_QUADLEN(ntohl(*p++)); /* attribute buffer length */
if (len > 0) {
+ if (bitmap[0] & FATTR4_WORD0_RDATTR_ERROR) {
+ bitmap[0] &= ~FATTR4_WORD0_RDATTR_ERROR;
+ /* Ignore the return value of rdattr_error for now */
+ p++;
+ len--;
+ }
if (bitmap[0] == 0 && bitmap[1] == FATTR4_WORD1_MOUNTED_ON_FILEID)
xdr_decode_hyper(p, &entry->ino);
else if (bitmap[0] == FATTR4_WORD0_FILEID)