From fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 Mon Sep 17 00:00:00 2001 From: Jonathan Herman Date: Tue, 22 Jan 2013 10:38:37 -0500 Subject: Added missing tegra files. --- include/linux/nfsd/Kbuild | 6 +++ include/linux/nfsd/const.h | 55 ++++++++++++++++++++ include/linux/nfsd/syscall.h | 116 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 177 insertions(+) create mode 100644 include/linux/nfsd/Kbuild create mode 100644 include/linux/nfsd/const.h create mode 100644 include/linux/nfsd/syscall.h (limited to 'include/linux/nfsd') diff --git a/include/linux/nfsd/Kbuild b/include/linux/nfsd/Kbuild new file mode 100644 index 00000000000..55d1467de3c --- /dev/null +++ b/include/linux/nfsd/Kbuild @@ -0,0 +1,6 @@ +header-y += const.h +header-y += debug.h +header-y += export.h +header-y += nfsfh.h +header-y += stats.h +header-y += syscall.h diff --git a/include/linux/nfsd/const.h b/include/linux/nfsd/const.h new file mode 100644 index 00000000000..323f8cfa060 --- /dev/null +++ b/include/linux/nfsd/const.h @@ -0,0 +1,55 @@ +/* + * include/linux/nfsd/const.h + * + * Various constants related to NFS. + * + * Copyright (C) 1995-1997 Olaf Kirch + */ + +#ifndef _LINUX_NFSD_CONST_H +#define _LINUX_NFSD_CONST_H + +#include +#include +#include +#include + +/* + * Maximum protocol version supported by knfsd + */ +#define NFSSVC_MAXVERS 3 + +/* + * Maximum blocksizes supported by daemon under various circumstances. + */ +#define NFSSVC_MAXBLKSIZE RPCSVC_MAXPAYLOAD +/* NFSv2 is limited by the protocol specification, see RFC 1094 */ +#define NFSSVC_MAXBLKSIZE_V2 (8*1024) + +#ifdef __KERNEL__ + +#include + +/* + * Largest number of bytes we need to allocate for an NFS + * call or reply. Used to control buffer sizes. We use + * the length of v3 WRITE, READDIR and READDIR replies + * which are an RPC header, up to 26 XDR units of reply + * data, and some page data. + * + * Note that accuracy here doesn't matter too much as the + * size is rounded up to a page size when allocating space. + */ +#define NFSD_BUFSIZE ((RPC_MAX_HEADER_WITH_AUTH+26)*XDR_UNIT + NFSSVC_MAXBLKSIZE) + +#ifdef CONFIG_NFSD_V4 +# define NFSSVC_XDRSIZE NFS4_SVC_XDRSIZE +#elif defined(CONFIG_NFSD_V3) +# define NFSSVC_XDRSIZE NFS3_SVC_XDRSIZE +#else +# define NFSSVC_XDRSIZE NFS2_SVC_XDRSIZE +#endif + +#endif /* __KERNEL__ */ + +#endif /* _LINUX_NFSD_CONST_H */ diff --git a/include/linux/nfsd/syscall.h b/include/linux/nfsd/syscall.h new file mode 100644 index 00000000000..812bc1e160d --- /dev/null +++ b/include/linux/nfsd/syscall.h @@ -0,0 +1,116 @@ +/* + * include/linux/nfsd/syscall.h + * + * This file holds all declarations for the knfsd syscall interface. + * + * Copyright (C) 1995-1997 Olaf Kirch + */ + +#ifndef NFSD_SYSCALL_H +#define NFSD_SYSCALL_H + +#include +#include + +/* + * Version of the syscall interface + */ +#define NFSCTL_VERSION 0x0201 + +/* + * These are the commands understood by nfsctl(). + */ +#define NFSCTL_SVC 0 /* This is a server process. */ +#define NFSCTL_ADDCLIENT 1 /* Add an NFS client. */ +#define NFSCTL_DELCLIENT 2 /* Remove an NFS client. */ +#define NFSCTL_EXPORT 3 /* export a file system. */ +#define NFSCTL_UNEXPORT 4 /* unexport a file system. */ +/*#define NFSCTL_UGIDUPDATE 5 / * update a client's uid/gid map. DISCARDED */ +/*#define NFSCTL_GETFH 6 / * get an fh by ino DISCARDED */ +#define NFSCTL_GETFD 7 /* get an fh by path (used by mountd) */ +#define NFSCTL_GETFS 8 /* get an fh by path with max FH len */ + +/* SVC */ +struct nfsctl_svc { + unsigned short svc_port; + int svc_nthreads; +}; + +/* ADDCLIENT/DELCLIENT */ +struct nfsctl_client { + char cl_ident[NFSCLNT_IDMAX+1]; + int cl_naddr; + struct in_addr cl_addrlist[NFSCLNT_ADDRMAX]; + int cl_fhkeytype; + int cl_fhkeylen; + unsigned char cl_fhkey[NFSCLNT_KEYMAX]; +}; + +/* EXPORT/UNEXPORT */ +struct nfsctl_export { + char ex_client[NFSCLNT_IDMAX+1]; + char ex_path[NFS_MAXPATHLEN+1]; + __kernel_old_dev_t ex_dev; + __kernel_ino_t ex_ino; + int ex_flags; + __kernel_uid_t ex_anon_uid; + __kernel_gid_t ex_anon_gid; +}; + +/* GETFD */ +struct nfsctl_fdparm { + struct sockaddr gd_addr; + char gd_path[NFS_MAXPATHLEN+1]; + int gd_version; +}; + +/* GETFS - GET Filehandle with Size */ +struct nfsctl_fsparm { + struct sockaddr gd_addr; + char gd_path[NFS_MAXPATHLEN+1]; + int gd_maxlen; +}; + +/* + * This is the argument union. + */ +struct nfsctl_arg { + int ca_version; /* safeguard */ + union { + struct nfsctl_svc u_svc; + struct nfsctl_client u_client; + struct nfsctl_export u_export; + struct nfsctl_fdparm u_getfd; + struct nfsctl_fsparm u_getfs; + /* + * The following dummy member is needed to preserve binary compatibility + * on platforms where alignof(void*)>alignof(int). It's needed because + * this union used to contain a member (u_umap) which contained a + * pointer. + */ + void *u_ptr; + } u; +#define ca_svc u.u_svc +#define ca_client u.u_client +#define ca_export u.u_export +#define ca_getfd u.u_getfd +#define ca_getfs u.u_getfs +}; + +union nfsctl_res { + __u8 cr_getfh[NFS_FHSIZE]; + struct knfsd_fh cr_getfs; +}; + +#ifdef __KERNEL__ +/* + * Kernel syscall implementation. + */ +extern int exp_addclient(struct nfsctl_client *ncp); +extern int exp_delclient(struct nfsctl_client *ncp); +extern int exp_export(struct nfsctl_export *nxp); +extern int exp_unexport(struct nfsctl_export *nxp); + +#endif /* __KERNEL__ */ + +#endif /* NFSD_SYSCALL_H */ -- cgit v1.2.2