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Modify the diskless booting code in sys/fs/nfsclient to be compatible

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with what is in sys/nfsclient, so that it will at least build now.

Approved by:	kib (mentor)
This commit is contained in:
Rick Macklem 2009-05-15 16:03:11 +00:00
parent 6b72d8db47
commit d34b41c9c2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=192145
2 changed files with 36 additions and 27 deletions
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2
sys/fs/nfsclient/nfs.h
View File

@ -87,7 +87,7 @@ int ncl_fsinfo(struct nfsmount *, struct vnode *, struct ucred *,
struct thread *);
int ncl_init(struct vfsconf *);
int ncl_uninit(struct vfsconf *);
int ncl_mountroot(struct mount *, struct thread *);
int ncl_mountroot(struct mount *);
int ncl_nfsiodnew(void);
#endif /* _KERNEL */

55
sys/fs/nfsclient/nfs_clvfsops.c
View File

@ -135,14 +135,15 @@ struct nfsv3_diskless newnfsv3_diskless = { { { 0 } } };
int newnfs_diskless_valid = 0;
SYSCTL_INT(_vfs_newnfs, OID_AUTO, diskless_valid, CTLFLAG_RD,
&newnfs_diskless_valid, 0, "");
&newnfs_diskless_valid, 0,
"Has the diskless struct been filled correctly");
SYSCTL_STRING(_vfs_newnfs, OID_AUTO, diskless_rootpath, CTLFLAG_RD,
newnfsv3_diskless.root_hostnam, 0, "");
newnfsv3_diskless.root_hostnam, 0, "Path to nfs root");
SYSCTL_OPAQUE(_vfs_newnfs, OID_AUTO, diskless_rootaddr, CTLFLAG_RD,
&newnfsv3_diskless.root_saddr, sizeof newnfsv3_diskless.root_saddr,
"%Ssockaddr_in", "");
"%Ssockaddr_in", "Diskless root nfs address");
void newnfsargs_ntoh(struct nfs_args *);
@ -220,20 +221,24 @@ nfs_convert_diskless(void)
{
bcopy(&newnfs_diskless.myif, &newnfsv3_diskless.myif,
sizeof(struct ifaliasreq));
sizeof (struct ifaliasreq));
bcopy(&newnfs_diskless.mygateway, &newnfsv3_diskless.mygateway,
sizeof(struct sockaddr_in));
nfs_convert_oargs(&newnfsv3_diskless.root_args,&newnfs_diskless.root_args);
sizeof (struct sockaddr_in));
nfs_convert_oargs(&newnfsv3_diskless.root_args,
&newnfs_diskless.root_args);
if (newnfsv3_diskless.root_args.flags & NFSMNT_NFSV3) {
newnfsv3_diskless.root_fhsize = NFSX_MYFH;
bcopy(newnfs_diskless.root_fh, newnfsv3_diskless.root_fh, NFSX_MYFH);
bcopy(newnfs_diskless.root_fh, newnfsv3_diskless.root_fh,
NFSX_MYFH);
} else {
newnfsv3_diskless.root_fhsize = NFSX_V2FH;
bcopy(newnfs_diskless.root_fh, newnfsv3_diskless.root_fh, NFSX_V2FH);
bcopy(newnfs_diskless.root_fh, newnfsv3_diskless.root_fh,
NFSX_V2FH);
}
bcopy(&newnfs_diskless.root_saddr,&newnfsv3_diskless.root_saddr,
sizeof(struct sockaddr_in));
bcopy(newnfs_diskless.root_hostnam, newnfsv3_diskless.root_hostnam, MNAMELEN);
bcopy(newnfs_diskless.root_hostnam, newnfsv3_diskless.root_hostnam,
MNAMELEN);
newnfsv3_diskless.root_time = newnfs_diskless.root_time;
bcopy(newnfs_diskless.my_hostnam, newnfsv3_diskless.my_hostnam,
MAXHOSTNAMELEN);
@ -355,12 +360,14 @@ ncl_fsinfo(struct nfsmount *nmp, struct vnode *vp, struct ucred *cred,
*
* It is assumed to be safe to read, modify, and write the nfsv3_diskless
* structure, as well as other global NFS client variables here, as
* ncl_mountroot() will be called once in the boot before any other NFS
* nfs_mountroot() will be called once in the boot before any other NFS
* client activity occurs.
*/
int
ncl_mountroot(struct mount *mp, struct thread *td)
ncl_mountroot(struct mount *mp)
{
struct thread *td = curthread;
INIT_VPROCG(TD_TO_VPROCG(td));
struct nfsv3_diskless *nd = &newnfsv3_diskless;
struct socket *so;
struct vnode *vp;
@ -371,13 +378,11 @@ ncl_mountroot(struct mount *mp, struct thread *td)
char *cp;
#if defined(BOOTP_NFSROOT) && defined(BOOTP)
bootpc_init(); /* use bootp to get newnfs_diskless filled in */
bootpc_init(); /* use bootp to get nfs_diskless filled in */
#elif defined(NFS_ROOT)
nfs_setup_diskless();
#endif
nfscl_init();
if (newnfs_diskless_valid == 0)
return (-1);
if (newnfs_diskless_valid == 1)
@ -395,7 +400,7 @@ ncl_mountroot(struct mount *mp, struct thread *td)
error = socreate(nd->myif.ifra_addr.sa_family, &so, nd->root_args.sotype, 0,
td->td_ucred, td);
if (error)
panic("ncl_mountroot: socreate(%04x): %d",
panic("nfs_mountroot: socreate(%04x): %d",
nd->myif.ifra_addr.sa_family, error);
#if 0 /* XXX Bad idea */
@ -416,14 +421,14 @@ ncl_mountroot(struct mount *mp, struct thread *td)
#endif
error = ifioctl(so, SIOCAIFADDR, (caddr_t)&nd->myif, td);
if (error)
panic("ncl_mountroot: SIOCAIFADDR: %d", error);
panic("nfs_mountroot: SIOCAIFADDR: %d", error);
if ((cp = getenv("boot.netif.mtu")) != NULL) {
ir.ifr_mtu = strtol(cp, NULL, 10);
bcopy(nd->myif.ifra_name, ir.ifr_name, IFNAMSIZ);
freeenv(cp);
error = ifioctl(so, SIOCSIFMTU, (caddr_t)&ir, td);
if (error)
printf("ncl_mountroot: SIOCSIFMTU: %d", error);
printf("nfs_mountroot: SIOCSIFMTU: %d", error);
}
soclose(so);
@ -441,12 +446,13 @@ ncl_mountroot(struct mount *mp, struct thread *td)
sin = mask;
sin.sin_family = AF_INET;
sin.sin_len = sizeof(sin);
/* XXX MRT use table 0 for this sort of thing */
error = rtrequest(RTM_ADD, (struct sockaddr *)&sin,
(struct sockaddr *)&nd->mygateway,
(struct sockaddr *)&mask,
RTF_UP | RTF_GATEWAY, NULL);
if (error)
panic("ncl_mountroot: RTM_ADD: %d", error);
panic("nfs_mountroot: RTM_ADD: %d", error);
}
/*
@ -459,6 +465,7 @@ ncl_mountroot(struct mount *mp, struct thread *td)
(l >> 24) & 0xff, (l >> 16) & 0xff,
(l >> 8) & 0xff, (l >> 0) & 0xff, nd->root_hostnam);
printf("NFS ROOT: %s\n", buf);
nd->root_args.hostname = buf;
if ((error = nfs_mountdiskless(buf,
&nd->root_saddr, &nd->root_args, td, &vp, mp)) != 0) {
return (error);
@ -469,11 +476,13 @@ ncl_mountroot(struct mount *mp, struct thread *td)
* set hostname here and then let the "/etc/rc.xxx" files
* mount the right /var based upon its preset value.
*/
bcopy(nd->my_hostnam, hostname, MAXHOSTNAMELEN);
hostname[MAXHOSTNAMELEN - 1] = '\0';
mtx_lock(&hostname_mtx);
bcopy(nd->my_hostnam, V_hostname, MAXHOSTNAMELEN);
V_hostname[MAXHOSTNAMELEN - 1] = '\0';
for (i = 0; i < MAXHOSTNAMELEN; i++)
if (hostname[i] == '\0')
if (V_hostname[i] == '\0')
break;
mtx_unlock(&hostname_mtx);
inittodr(ntohl(nd->root_time));
return (0);
}
@ -492,7 +501,7 @@ nfs_mountdiskless(char *path,
nam = sodupsockaddr((struct sockaddr *)sin, M_WAITOK);
if ((error = mountnfs(args, mp, nam, path, NULL, NULL, NULL, vpp,
td->td_ucred, td)) != 0) {
printf("ncl_mountroot: mount %s on /: %d\n", path, error);
printf("nfs_mountroot: mount %s on /: %d\n", path, error);
return (error);
}
return (0);
@ -704,7 +713,7 @@ nfs_mount(struct mount *mp)
td = curthread;
if ((mp->mnt_flag & (MNT_ROOTFS | MNT_UPDATE)) == MNT_ROOTFS) {
error = ncl_mountroot(mp, td);
error = ncl_mountroot(mp);
goto out;
}