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nfsd4: stop using nfserr_resource for transitory errors

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The server is returning nfserr_resource for both permanent errors and
for errors (like allocation failures) that might be resolved by retrying
later.  Save nfserr_resource for the former and use delay/jukebox for
the latter.

Cc: stable@kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2011-08-10 19:07:33 -04:00
parent 6577aac01f
commit 3e77246393
3 changed files with 9 additions and 9 deletions
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2
fs/nfsd/nfs4proc.c
View File

@ -940,7 +940,7 @@ _nfsd4_verify(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
count = 4 + (verify->ve_attrlen >> 2);
buf = kmalloc(count << 2, GFP_KERNEL);
if (!buf)
return nfserr_resource;
return nfserr_jukebox;
status = nfsd4_encode_fattr(&cstate->current_fh,
cstate->current_fh.fh_export,

2
fs/nfsd/nfs4recover.c
View File

@ -89,7 +89,7 @@ nfs4_make_rec_clidname(char *dname, struct xdr_netobj *clname)
struct xdr_netobj cksum;
struct hash_desc desc;
struct scatterlist sg;
__be32 status = nfserr_resource;
__be32 status = nfserr_jukebox;
dprintk("NFSD: nfs4_make_rec_clidname for %.*s\n",
clname->len, clname->data);

14
fs/nfsd/nfs4state.c
View File

@ -1944,7 +1944,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
* of 5 bullet points, labeled as CASE0 - CASE4 below.
*/
unconf = find_unconfirmed_client_by_str(dname, strhashval);
status = nfserr_resource;
status = nfserr_jukebox;
if (!conf) {
/*
* RFC 3530 14.2.33 CASE 4:
@ -2481,7 +2481,7 @@ renew:
if (open->op_stateowner == NULL) {
sop = alloc_init_open_stateowner(strhashval, clp, open);
if (sop == NULL)
return nfserr_resource;
return nfserr_jukebox;
open->op_stateowner = sop;
}
list_del_init(&sop->so_close_lru);
@ -2617,7 +2617,7 @@ nfs4_new_open(struct svc_rqst *rqstp, struct nfs4_stateid **stpp,
stp = nfs4_alloc_stateid();
if (stp == NULL)
return nfserr_resource;
return nfserr_jukebox;
status = nfs4_get_vfs_file(rqstp, fp, cur_fh, open);
if (status) {
@ -2848,7 +2848,7 @@ nfsd4_process_open2(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nf
status = nfserr_bad_stateid;
if (open->op_claim_type == NFS4_OPEN_CLAIM_DELEGATE_CUR)
goto out;
status = nfserr_resource;
status = nfserr_jukebox;
fp = alloc_init_file(ino);
if (fp == NULL)
goto out;
@ -4033,7 +4033,7 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
/* XXX: Do we need to check for duplicate stateowners on
* the same file, or should they just be allowed (and
* create new stateids)? */
status = nfserr_resource;
status = nfserr_jukebox;
lock_sop = alloc_init_lock_stateowner(strhashval,
open_sop->so_client, open_stp, lock);
if (lock_sop == NULL)
@ -4117,9 +4117,9 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
case (EDEADLK):
status = nfserr_deadlock;
break;
default:
default:
dprintk("NFSD: nfsd4_lock: vfs_lock_file() failed! status %d\n",err);
status = nfserr_resource;
status = nfserrno(err);
break;
}
out: