/* ARGSUSED */
int
mfs_start(struct mount *mp, int flags, struct proc *p)
{
struct vnode *vp = VFSTOUFS(mp)->um_devvp;
struct mfsnode *mfsp = VTOMFS(vp);
struct buf *bp;
caddr_t base;
int sleepreturn = 0;
base = mfsp->mfs_baseoff;
while (mfsp->mfs_buflist != (struct buf *)-1) {
while ((bp = mfsp->mfs_buflist) != NULL) {
mfsp->mfs_buflist = bp->b_actf;
mfs_doio(bp, base);
wakeup((caddr_t)bp);
}
/*
* If a non-ignored signal is received, try to unmount.
* If that fails, clear the signal (it has been "processed"),
* otherwise we will loop here, as tsleep will always return
* EINTR/ERESTART.
*/
if (sleepreturn != 0) {
if (vfs_busy(mp, VB_WRITE|VB_NOWAIT) ||
dounmount(mp, 0, p, NULL))
CLRSIG(p, CURSIG(p));
sleepreturn = 0;
continue;
}
sleepreturn = tsleep((caddr_t)vp, mfs_pri, "mfsidl", 0);
}
return (0);
}
/* ARGSUSED */
int
mfs_start(struct mount *mp, int flags, struct proc *p)
{
struct vnode *vp = VFSTOUFS(mp)->um_devvp;
struct mfsnode *mfsp = VTOMFS(vp);
struct buf *bp;
int sleepreturn = 0;
while (1) {
while (1) {
if (mfsp->mfs_shutdown == 1)
break;
bp = bufq_dequeue(&mfsp->mfs_bufq);
if (bp == NULL)
break;
mfs_doio(mfsp, bp);
wakeup(bp);
}
if (mfsp->mfs_shutdown == 1)
break;
/*
* If a non-ignored signal is received, try to unmount.
* If that fails, clear the signal (it has been "processed"),
* otherwise we will loop here, as tsleep will always return
* EINTR/ERESTART.
*/
if (sleepreturn != 0) {
if (vfs_busy(mp, VB_WRITE|VB_NOWAIT) ||
dounmount(mp,
(CURSIG(p) == SIGKILL) ? MNT_FORCE : 0, p, NULL))
CLRSIG(p, CURSIG(p));
sleepreturn = 0;
continue;
}
sleepreturn = tsleep((caddr_t)vp, mfs_pri, "mfsidl", 0);
}
return (0);
}
