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Move NTFS to GEOM backing instead of DEVFS.

Browse source 
For details, please see src/sys/ufs/ffs/ffs_vfsops.c 1.250.
This commit is contained in:
Poul-Henning Kamp 2004-10-29 10:43:45 +00:00
parent a96d2ea768
commit 5cdfa40c6b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=137041
1 changed files with 1 additions and 30 deletions
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31
sys/fs/ntfs/ntfs_vfsops.c
View file

@ -275,29 +275,9 @@ ntfs_mountfs(devvp, mp, argsp, td)
struct buf *bp;
struct ntfsmount *ntmp;
struct cdev *dev = devvp->v_rdev;
int error, ronly, ncount, i;
int error, ronly, i;
struct vnode *vp;
/*
* Disallow multiple mounts of the same device.
* Disallow mounting of a device that is currently in use
* (except for root, which might share swap device for miniroot).
* Flush out any old buffers remaining from a previous use.
*/
error = vfs_mountedon(devvp);
if (error)
return (error);
ncount = vcount(devvp);
if (devvp->v_object)
ncount -= 1;
if (ncount > 1)
return (EBUSY);
vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY, td);
error = vinvalbuf(devvp, V_SAVE, td->td_ucred, td, 0, 0);
VOP_UNLOCK(devvp, 0, td);
if (error)
return (error);
ronly = (mp->mnt_flag & MNT_RDONLY) != 0;
vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY, td);
error = VOP_OPEN(devvp, ronly ? FREAD : FREAD|FWRITE, FSCRED, td, -1);
@ -451,7 +431,6 @@ ntfs_mountfs(devvp, mp, argsp, td)
mp->mnt_stat.f_fsid.val[1] = mp->mnt_vfc->vfc_typenum;
mp->mnt_maxsymlinklen = 0;
mp->mnt_flag |= MNT_LOCAL;
devvp->v_rdev->si_mountpoint = mp;
return (0);
out1:
@ -462,7 +441,6 @@ ntfs_mountfs(devvp, mp, argsp, td)
dprintf(("ntfs_mountfs: vflush failed\n"));
out:
devvp->v_rdev->si_mountpoint = NULL;
if (bp)
brelse(bp);
@ -508,13 +486,6 @@ ntfs_unmount(
if (error)
printf("ntfs_unmount: vflush failed(sysnodes): %d\n",error);
/* Check if the type of device node isn't VBAD before
* touching v_cdev. If the device vnode is revoked, the
* field is NULL and touching it causes null pointer derefercence.
*/
if (ntmp->ntm_devvp->v_type != VBAD)
ntmp->ntm_devvp->v_rdev->si_mountpoint = NULL;
vinvalbuf(ntmp->ntm_devvp, V_SAVE, NOCRED, td, 0, 0);
ronly = (mp->mnt_flag & MNT_RDONLY) != 0;