#include <afsconfig.h>
#include <afs/param.h>
-RCSID("$Header$");
#include <afs/sysincludes.h> /* Standard vendor system headers */
#include <afsincludes.h> /* Afs-based standard headers */
#include <sys/malloc.h>
#include <sys/namei.h>
#include <sys/conf.h>
+#include <sys/module.h>
+#include <sys/sysproto.h>
#include <sys/syscall.h>
+#include <sys/sysent.h>
-struct vcache *afs_globalVp = 0;
-struct mount *afs_globalVFS = 0;
+struct vcache *afs_globalVp = NULL;
+struct mount *afs_globalVFS = NULL;
int afs_pbuf_freecnt = -1;
-int
-afs_quotactl()
-{
- return EOPNOTSUPP;
-}
+#ifdef AFS_FBSD50_ENV
+#define THREAD_OR_PROC struct thread *p
+#else
+#define THREAD_OR_PROC struct proc *p
+#endif
+
+extern int Afs_xsetgroups();
+extern int afs_xioctl();
+
+static sy_call_t *old_handler;
+
int
-afs_fhtovp(mp, fhp, vpp)
- struct mount *mp;
- struct fid *fhp;
- struct vnode **vpp;
+afs_init(struct vfsconf *vfc)
{
-
- return (EINVAL);
+ if (sysent[AFS_SYSCALL].sy_call != nosys
+ && sysent[AFS_SYSCALL].sy_call != lkmnosys) {
+ printf("AFS_SYSCALL in use. aborting\n");
+ return EBUSY;
+ }
+ osi_Init();
+ afs_pbuf_freecnt = nswbuf / 2 + 1;
+#if 0
+ sysent[SYS_setgroups].sy_call = Afs_xsetgroups;
+ sysent[SYS_ioctl].sy_call = afs_xioctl;
+#endif
+ old_handler = sysent[AFS_SYSCALL].sy_call;
+ sysent[AFS_SYSCALL].sy_call = afs3_syscall;
+ sysent[AFS_SYSCALL].sy_narg = 5;
+ return 0;
}
int
-afs_vptofh(vp, fhp)
- struct vnode *vp;
- struct fid *fhp;
+afs_uninit(struct vfsconf *vfc)
{
-
- return (EINVAL);
+ if (afs_globalVFS)
+ return EBUSY;
+#if 0
+ sysent[SYS_ioctl].sy_call = ioctl;
+ sysent[SYS_setgroups].sy_call = setgroups;
+#endif
+ sysent[AFS_SYSCALL].sy_narg = 0;
+ sysent[AFS_SYSCALL].sy_call = old_handler;
+ return 0;
}
int
-afs_start(mp, flags, p)
- struct mount *mp;
- int flags;
- struct proc *p;
+afs_start(struct mount *mp, int flags, THREAD_OR_PROC)
{
- afs_pbuf_freecnt = nswbuf / 2 + 1;
return (0); /* nothing to do. ? */
}
int
-afs_mount(mp, path, data, ndp, p)
- register struct mount *mp;
- char *path;
- caddr_t data;
- struct nameidata *ndp;
- struct proc *p;
+#if defined(AFS_FBSD80_ENV)
+afs_omount(struct mount *mp, char *path, caddr_t data)
+#elif defined(AFS_FBSD53_ENV)
+afs_omount(struct mount *mp, char *path, caddr_t data, struct thread *p)
+#else
+afs_omount(struct mount *mp, char *path, caddr_t data, struct nameidata *ndp,
+ THREAD_OR_PROC)
+#endif
{
/* ndp contains the mounted-from device. Just ignore it.
* we also don't care about our proc struct. */
if (afs_globalVFS) { /* Don't allow remounts. */
AFS_GUNLOCK();
- return (EBUSY);
+ return EBUSY;
}
afs_globalVFS = mp;
mp->vfs_bsize = 8192;
vfs_getnewfsid(mp);
+#ifdef AFS_FBSD70_ENV /* XXX 70? */
+ MNT_ILOCK(mp);
+ mp->mnt_flag &= ~MNT_LOCAL;
+ mp->mnt_kern_flag |= MNTK_MPSAFE; /* solid steel */
+#endif
mp->mnt_stat.f_iosize = 8192;
- (void)copyinstr(path, mp->mnt_stat.f_mntonname, MNAMELEN - 1, &size);
+ if (path != NULL)
+ copyinstr(path, mp->mnt_stat.f_mntonname, MNAMELEN - 1, &size);
+ else
+ bcopy("/afs", mp->mnt_stat.f_mntonname, size = 4);
memset(mp->mnt_stat.f_mntonname + size, 0, MNAMELEN - size);
memset(mp->mnt_stat.f_mntfromname, 0, MNAMELEN);
strcpy(mp->mnt_stat.f_mntfromname, "AFS");
/* null terminated string "AFS" will fit, just leave it be. */
strcpy(mp->mnt_stat.f_fstypename, "afs");
+#ifdef AFS_FBSD70_ENV
+ MNT_IUNLOCK(mp);
+#endif
AFS_GUNLOCK();
- (void)afs_statfs(mp, &mp->mnt_stat, p);
+#ifdef AFS_FBSD80_ENV
+ afs_statfs(mp, &mp->mnt_stat);
+#else
+ afs_statfs(mp, &mp->mnt_stat, p);
+#endif
+
return 0;
}
+#ifdef AFS_FBSD53_ENV
+int
+#ifdef AFS_FBSD80_ENV
+afs_mount(struct mount *mp)
+#else
+afs_mount(struct mount *mp, struct thread *td)
+#endif
+{
+#ifdef AFS_FBSD80_ENV
+ return afs_omount(mp, NULL, NULL);
+#else
+ return afs_omount(mp, NULL, NULL, td);
+#endif
+}
+#endif
+
+#ifdef AFS_FBSD60_ENV
+static int
+#ifdef AFS_FBSD80_ENV
+afs_cmount(struct mntarg *ma, void *data, int flags)
+#else
+afs_cmount(struct mntarg *ma, void *data, int flags, struct thread *td)
+#endif
+{
+ return kernel_mount(ma, flags);
+}
+#endif
+
int
-afs_unmount(mp, flags, p)
- struct mount *mp;
- int flags;
- struct proc *p;
+#ifdef AFS_FBSD80_ENV
+afs_unmount(struct mount *mp, int flags)
+#else
+afs_unmount(struct mount *mp, int flags, THREAD_OR_PROC)
+#endif
{
+ /*
+ * Release any remaining vnodes on this mount point.
+ * The `1' means that we hold one extra reference on
+ * the root vnode (this is just a guess right now).
+ * This has to be done outside the global lock.
+ */
+#if defined(AFS_FBSD80_ENV)
+ /* do nothing */
+#elif defined(AFS_FBSD53_ENV)
+ vflush(mp, 1, (flags & MNT_FORCE) ? FORCECLOSE : 0, p);
+#else
+ vflush(mp, 1, (flags & MNT_FORCE) ? FORCECLOSE : 0);
+#endif
AFS_GLOCK();
AFS_STATCNT(afs_unmount);
afs_globalVFS = 0;
}
int
+#if defined(AFS_FBSD80_ENV)
+afs_root(struct mount *mp, int flags, struct vnode **vpp)
+#elif defined(AFS_FBSD60_ENV)
+afs_root(struct mount *mp, int flags, struct vnode **vpp, struct thread *td)
+#elif defined(AFS_FBSD53_ENV)
+afs_root(struct mount *mp, struct vnode **vpp, struct thread *td)
+#else
afs_root(struct mount *mp, struct vnode **vpp)
+#endif
{
int error;
struct vrequest treq;
register struct vcache *tvp = 0;
#ifdef AFS_FBSD50_ENV
+#if !defined(AFS_FBSD53_ENV) || defined(AFS_FBSD80_ENV)
struct thread *td = curthread;
- struct ucred cr = *td->td_ucred;
+#endif
+ struct ucred *cr = osi_curcred();
#else
struct proc *p = curproc;
- struct ucred cr = *p->p_cred->pc_ucred;
+ struct ucred *cr = p->p_cred->pc_ucred;
#endif
AFS_GLOCK();
AFS_STATCNT(afs_root);
- if (afs_globalVp && (afs_globalVp->states & CStatd)) {
+ crhold(cr);
+ if (afs_globalVp && (afs_globalVp->f.states & CStatd)) {
tvp = afs_globalVp;
error = 0;
} else {
+tryagain:
+#ifndef AFS_FBSD80_ENV
if (afs_globalVp) {
afs_PutVCache(afs_globalVp);
+ /* vrele() needed here or not? */
afs_globalVp = NULL;
}
-
- if (!(error = afs_InitReq(&treq, &cr)) && !(error = afs_CheckInit())) {
+#endif
+ if (!(error = afs_InitReq(&treq, cr)) && !(error = afs_CheckInit())) {
tvp = afs_GetVCache(&afs_rootFid, &treq, NULL, NULL);
/* we really want this to stay around */
if (tvp)
}
}
if (tvp) {
- osi_vnhold(tvp, 0);
+ struct vnode *vp = AFSTOV(tvp);
+
+#ifdef AFS_FBSD50_ENV
+ ASSERT_VI_UNLOCKED(vp, "afs_root");
+#endif
AFS_GUNLOCK();
+ /*
+ * I'm uncomfortable about this. Shouldn't this happen at a
+ * higher level, and shouldn't we busy the top-level directory
+ * to prevent recycling?
+ */
#ifdef AFS_FBSD50_ENV
- vn_lock(AFSTOV(tvp), LK_EXCLUSIVE | LK_RETRY, td);
+ error = vget(vp, LK_EXCLUSIVE | LK_RETRY, td);
+ vp->v_vflag |= VV_ROOT;
#else
- vn_lock(AFSTOV(tvp), LK_EXCLUSIVE | LK_RETRY, p);
+ error = vget(vp, LK_EXCLUSIVE | LK_RETRY, p);
+ vp->v_flag |= VROOT;
#endif
AFS_GLOCK();
+ if (error != 0)
+ goto tryagain;
+
afs_globalVFS = mp;
- *vpp = AFSTOV(tvp);
- tvp->v.v_flag |= VROOT;
+ *vpp = vp;
}
- afs_Trace2(afs_iclSetp, CM_TRACE_VFSROOT, ICL_TYPE_POINTER, *vpp,
+ afs_Trace2(afs_iclSetp, CM_TRACE_VFSROOT, ICL_TYPE_POINTER, tvp ? AFSTOV(tvp) : NULL,
ICL_TYPE_INT32, error);
AFS_GUNLOCK();
+ crfree(cr);
return error;
}
int
-afs_vget(mp, lfl, vp)
- struct mount *mp;
- struct vnode *vp;
- int lfl;
-{
-#ifdef AFS_FBSD50_ENV
- return EOPNOTSUPP;
+#ifdef AFS_FBSD80_ENV
+afs_statfs(struct mount *mp, struct statfs *abp)
#else
- int error;
-
- printf("vget called. help!\n");
- if (vp->v_usecount < 0) {
- vprint("bad usecount", vp);
- panic("afs_vget");
- }
- error = vget(vp, lfl, curproc);
- if (!error)
- insmntque(vp, afs_globalVFS); /* take off free list */
- return error;
+afs_statfs(struct mount *mp, struct statfs *abp, THREAD_OR_PROC)
#endif
-}
-
-int
-afs_statfs(struct mount *mp, struct statfs *abp, struct proc *p)
{
AFS_GLOCK();
AFS_STATCNT(afs_statfs);
-#if 0
- abp->f_type = MOUNT_AFS;
-#endif
abp->f_bsize = mp->vfs_bsize;
abp->f_iosize = mp->vfs_bsize;
}
int
-afs_sync(mp, waitfor, cred, p)
- struct mount *mp;
- int waitfor;
- struct ucred *cred;
- struct prioc *p;
-{
- return 0;
-}
-
-int
-afs_sysctl()
-{
- return EOPNOTSUPP;
-}
-
-
-int
-afs_init(struct vfsconf *vfc)
+#if defined(AFS_FBSD80_ENV)
+afs_sync(struct mount *mp, int waitfor)
+#elif defined(AFS_FBSD60_ENV)
+afs_sync(struct mount *mp, int waitfor, struct thread *td)
+#else
+afs_sync(struct mount *mp, int waitfor, struct ucred *cred, THREAD_OR_PROC)
+#endif
{
return 0;
}
+#ifdef AFS_FBSD60_ENV
struct vfsops afs_vfsops = {
+ .vfs_init = afs_init,
+ .vfs_mount = afs_mount,
+ .vfs_cmount = afs_cmount,
+ .vfs_root = afs_root,
+ .vfs_statfs = afs_statfs,
+ .vfs_sync = afs_sync,
+ .vfs_uninit = afs_uninit,
+ .vfs_unmount = afs_unmount,
+ .vfs_sysctl = vfs_stdsysctl,
+};
+#else
+struct vfsops afs_vfsops = {
+#ifdef AFS_FBSD53_ENV
afs_mount,
+#endif
+ afs_omount,
afs_start,
afs_unmount,
afs_root,
- afs_quotactl,
+ vfs_stdquotactl,
afs_statfs,
afs_sync,
- afs_vget,
- afs_fhtovp,
-#ifdef AFS_FBSD50_ENV
+ vfs_stdvget,
+ vfs_stdfhtovp,
vfs_stdcheckexp,
-#endif
- afs_vptofh,
+ vfs_stdvptofh,
afs_init,
+ afs_uninit,
+ vfs_stdextattrctl,
#ifdef AFS_FBSD50_ENV
- vfs_stduninit,
+ vfs_stdsysctl,
#endif
- afs_sysctl
};
+#endif