Differential D21363 Diff 61143 head/usr.sbin/makefs/msdos/msdosfs_vfsops.c

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Show First 20 Lines • Show All 353 Lines • ▼ Show 20 Lines	msdosfs_root(struct msdosfsmount pmp, struct vnode vp) {
vp = pmp->pm_devvp;		vp = pmp->pm_devvp;
if ((error = deget(pmp, MSDOSFSROOT, MSDOSFSROOT_OFS, &ndep)) != 0) {		if ((error = deget(pmp, MSDOSFSROOT, MSDOSFSROOT_OFS, &ndep)) != 0) {
errno = error;		errno = error;
return -1;		return -1;
}		}
vp->v_data = ndep;		vp->v_data = ndep;
return 0;		return 0;
}		}

		/*
		* If we have an FSInfo block, update it.
		*/
		int
		msdosfs_fsiflush(struct msdosfsmount *pmp)
		{
		struct fsinfo *fp;
		struct buf *bp;
		int error;

		if (pmp->pm_fsinfo == 0 \|\| (pmp->pm_flags & MSDOSFS_FSIMOD) == 0) {
		error = 0;
		goto out;
		}
		error = bread(pmp->pm_devvp, pmp->pm_fsinfo, pmp->pm_BytesPerSec,
		NOCRED, &bp);
		if (error != 0) {
		brelse(bp);
		goto out;
		}
		fp = (struct fsinfo *)bp->b_data;
		putulong(fp->fsinfree, pmp->pm_freeclustercount);
		putulong(fp->fsinxtfree, pmp->pm_nxtfree);
		pmp->pm_flags &= ~MSDOSFS_FSIMOD;
		error = bwrite(bp);

		out:
		return (error);
		}