/* * UNSHARE: Release a DOS share. */ static __be32 nlmsvc_proc_unshare(struct svc_rqst *rqstp, struct nlm_args *argp, struct nlm_res *resp) { struct nlm_host *host; struct nlm_file *file; dprintk("lockd: UNSHARE called\n"); resp->cookie = argp->cookie; /* Don't accept requests during grace period */ if (locks_in_grace()) { resp->status = nlm_lck_denied_grace_period; return rpc_success; } /* Obtain client and file */ if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; /* Now try to unshare the file */ resp->status = cast_status(nlmsvc_unshare_file(host, file, argp)); dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status)); nlm_release_host(host); nlm_release_file(file); return rpc_success; }
static __be32 nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp, struct nlm_res *resp) { struct nlm_host *host; struct nlm_file *file; dprintk("lockd: CANCEL called\n"); resp->cookie = argp->cookie; /* Don't accept requests during grace period */ if (locks_in_grace()) { resp->status = nlm_lck_denied_grace_period; return rpc_success; } /* Obtain client and file */ if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; /* Try to cancel request. */ resp->status = nlmsvc_cancel_blocked(file, &argp->lock); dprintk("lockd: CANCEL status %d\n", ntohl(resp->status)); nlm_release_host(host); nlm_release_file(file); return rpc_success; }
static __be32 nlmsvc_proc_share(struct svc_rqst *rqstp, struct nlm_args *argp, struct nlm_res *resp) { struct nlm_host *host; struct nlm_file *file; dprintk("lockd: SHARE called\n"); resp->cookie = argp->cookie; if (locks_in_grace() && !argp->reclaim) { resp->status = nlm_lck_denied_grace_period; return rpc_success; } if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; resp->status = cast_status(nlmsvc_share_file(host, file, argp)); dprintk("lockd: SHARE status %d\n", ntohl(resp->status)); nlmsvc_release_host(host); nlm_release_file(file); return rpc_success; }
/* * UNLOCK: release a lock */ static __be32 nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp, struct nlm_res *resp) { struct nlm_host *host; struct nlm_file *file; dprintk("lockd: UNLOCK called\n"); resp->cookie = argp->cookie; /* Don't accept new lock requests during grace period */ if (locks_in_grace(SVC_NET(rqstp))) { resp->status = nlm_lck_denied_grace_period; return rpc_success; } /* Obtain client and file */ if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; /* Now try to remove the lock */ resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock); dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status)); nlmsvc_release_host(host); nlm_release_file(file); return rpc_success; }
static __be32 nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp, struct nlm_res *resp) { struct nlm_host *host; struct nlm_file *file; dprintk("lockd: CANCEL called\n"); resp->cookie = argp->cookie; if (locks_in_grace()) { resp->status = nlm_lck_denied_grace_period; return rpc_success; } if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; resp->status = cast_status(nlmsvc_cancel_blocked(file, &argp->lock)); dprintk("lockd: CANCEL status %d\n", ntohl(resp->status)); nlmsvc_release_host(host); nlm_release_file(file); return rpc_success; }