diff options
| -rw-r--r-- | fs/nfsd/nfs4state.c | 9 | ||||
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 66 | ||||
| -rw-r--r-- | fs/nfsd/xdr4.h | 9 |
3 files changed, 35 insertions, 49 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 45966a436b0a..f1b74a74ec49 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -3402,7 +3402,14 @@ __be32 nfsd4_test_stateid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_test_stateid *test_stateid) { - /* real work is done during encoding */ + struct nfsd4_test_stateid_id *stateid; + struct nfs4_client *cl = cstate->session->se_client; + + nfs4_lock_state(); + list_for_each_entry(stateid, &test_stateid->ts_stateid_list, ts_id_list) + stateid->ts_id_status = nfs4_validate_stateid(cl, &stateid->ts_id_stateid); + nfs4_unlock_state(); + return nfs_ok; } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index d241a8571ddf..a58f2064f479 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -133,22 +133,6 @@ xdr_error: \ } \ } while (0) -static void save_buf(struct nfsd4_compoundargs *argp, struct nfsd4_saved_compoundargs *savep) -{ - savep->p = argp->p; - savep->end = argp->end; - savep->pagelen = argp->pagelen; - savep->pagelist = argp->pagelist; -} - -static void restore_buf(struct nfsd4_compoundargs *argp, struct nfsd4_saved_compoundargs *savep) -{ - argp->p = savep->p; - argp->end = savep->end; - argp->pagelen = savep->pagelen; - argp->pagelist = savep->pagelist; -} - static __be32 *read_buf(struct nfsd4_compoundargs *argp, u32 nbytes) { /* We want more bytes than seem to be available. @@ -1396,26 +1380,29 @@ nfsd4_decode_sequence(struct nfsd4_compoundargs *argp, static __be32 nfsd4_decode_test_stateid(struct nfsd4_compoundargs *argp, struct nfsd4_test_stateid *test_stateid) { - unsigned int nbytes; - stateid_t si; int i; - __be32 *p; - __be32 status; + __be32 *p, status; + struct nfsd4_test_stateid_id *stateid; READ_BUF(4); test_stateid->ts_num_ids = ntohl(*p++); - nbytes = test_stateid->ts_num_ids * sizeof(stateid_t); - if (nbytes > (u32)((char *)argp->end - (char *)argp->p)) - goto xdr_error; - - test_stateid->ts_saved_args = argp; - save_buf(argp, &test_stateid->ts_savedp); + INIT_LIST_HEAD(&test_stateid->ts_stateid_list); for (i = 0; i < test_stateid->ts_num_ids; i++) { - status = nfsd4_decode_stateid(argp, &si); + stateid = kmalloc(sizeof(struct nfsd4_test_stateid_id), GFP_KERNEL); + if (!stateid) { + status = PTR_ERR(stateid); + goto out; + } + + defer_free(argp, kfree, stateid); + INIT_LIST_HEAD(&stateid->ts_id_list); + list_add_tail(&stateid->ts_id_list, &test_stateid->ts_stateid_list); + + status = nfsd4_decode_stateid(argp, &stateid->ts_id_stateid); if (status) - return status; + goto out; } status = 0; @@ -3402,30 +3389,17 @@ __be32 nfsd4_encode_test_stateid(struct nfsd4_compoundres *resp, int nfserr, struct nfsd4_test_stateid *test_stateid) { - struct nfsd4_compoundargs *argp; - struct nfs4_client *cl = resp->cstate.session->se_client; - stateid_t si; + struct nfsd4_test_stateid_id *stateid, *next; __be32 *p; - int i; - int valid; - restore_buf(test_stateid->ts_saved_args, &test_stateid->ts_savedp); - argp = test_stateid->ts_saved_args; - - RESERVE_SPACE(4); + RESERVE_SPACE(4 + (4 * test_stateid->ts_num_ids)); *p++ = htonl(test_stateid->ts_num_ids); - resp->p = p; - nfs4_lock_state(); - for (i = 0; i < test_stateid->ts_num_ids; i++) { - nfsd4_decode_stateid(argp, &si); - valid = nfs4_validate_stateid(cl, &si); - RESERVE_SPACE(4); - *p++ = htonl(valid); - resp->p = p; + list_for_each_entry_safe(stateid, next, &test_stateid->ts_stateid_list, ts_id_list) { + *p++ = htonl(stateid->ts_id_status); } - nfs4_unlock_state(); + ADJUST_ARGS(); return nfserr; } diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h index 4949832fd74a..7110a082275f 100644 --- a/fs/nfsd/xdr4.h +++ b/fs/nfsd/xdr4.h @@ -356,10 +356,15 @@ struct nfsd4_saved_compoundargs { struct page **pagelist; }; +struct nfsd4_test_stateid_id { + __be32 ts_id_status; + stateid_t ts_id_stateid; + struct list_head ts_id_list; +}; + struct nfsd4_test_stateid { __be32 ts_num_ids; - struct nfsd4_compoundargs *ts_saved_args; - struct nfsd4_saved_compoundargs ts_savedp; + struct list_head ts_stateid_list; }; struct nfsd4_free_stateid { |