diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index fee2da856c9..8799b1d54a0 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -552,6 +552,18 @@ static struct nfs_open_context *nfs4_state_find_open_context(struct nfs4_state * return ERR_PTR(-ENOENT); } +static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context *ctx, struct nfs4_state *state) +{ + struct nfs4_opendata *opendata; + + opendata = nfs4_opendata_alloc(&ctx->path, state->owner, 0, NULL); + if (opendata == NULL) + return ERR_PTR(-ENOMEM); + opendata->state = state; + atomic_inc(&state->count); + return opendata; +} + static int nfs4_open_recover_helper(struct nfs4_opendata *opendata, mode_t openflags, struct nfs4_state **res) { struct nfs4_state *newstate; @@ -626,12 +638,11 @@ static int _nfs4_do_open_reclaim(struct nfs_open_context *ctx, struct nfs4_state int delegation_type = 0; int status; - opendata = nfs4_opendata_alloc(&ctx->path, state->owner, 0, NULL); - if (opendata == NULL) - return -ENOMEM; + opendata = nfs4_open_recoverdata_alloc(ctx, state); + if (IS_ERR(opendata)) + return PTR_ERR(opendata); opendata->o_arg.claim = NFS4_OPEN_CLAIM_PREVIOUS; opendata->o_arg.fh = NFS_FH(state->inode); - nfs_copy_fh(&opendata->o_res.fh, opendata->o_arg.fh); rcu_read_lock(); delegation = rcu_dereference(NFS_I(state->inode)->delegation); if (delegation != NULL && (delegation->flags & NFS_DELEGATION_NEED_RECLAIM) != 0) @@ -672,13 +683,12 @@ static int nfs4_open_reclaim(struct nfs4_state_owner *sp, struct nfs4_state *sta static int _nfs4_open_delegation_recall(struct nfs_open_context *ctx, struct nfs4_state *state, const nfs4_stateid *stateid) { - struct nfs4_state_owner *sp = state->owner; struct nfs4_opendata *opendata; int ret; - opendata = nfs4_opendata_alloc(&ctx->path, sp, 0, NULL); - if (opendata == NULL) - return -ENOMEM; + opendata = nfs4_open_recoverdata_alloc(ctx, state); + if (IS_ERR(opendata)) + return PTR_ERR(opendata); opendata->o_arg.claim = NFS4_OPEN_CLAIM_DELEGATE_CUR; memcpy(opendata->o_arg.u.delegation.data, stateid->data, sizeof(opendata->o_arg.u.delegation.data)); @@ -823,8 +833,10 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata) /* Update sequence id. */ data->o_arg.id = sp->so_owner_id.id; data->o_arg.clientid = sp->so_client->cl_clientid; - if (data->o_arg.claim == NFS4_OPEN_CLAIM_PREVIOUS) + if (data->o_arg.claim == NFS4_OPEN_CLAIM_PREVIOUS) { msg.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_OPEN_NOATTR]; + nfs_copy_fh(&data->o_res.fh, data->o_arg.fh); + } data->timestamp = jiffies; rpc_call_setup(task, &msg, 0); return; @@ -989,9 +1001,9 @@ static int _nfs4_open_expired(struct nfs_open_context *ctx, struct nfs4_state *s struct nfs4_opendata *opendata; int ret; - opendata = nfs4_opendata_alloc(&ctx->path, state->owner, 0, NULL); - if (opendata == NULL) - return -ENOMEM; + opendata = nfs4_open_recoverdata_alloc(ctx, state); + if (IS_ERR(opendata)) + return PTR_ERR(opendata); ret = nfs4_open_recover(opendata, state); if (ret == -ESTALE) { /* Invalidate the state owner so we don't ever use it again */ |