diff options
Diffstat (limited to 'sys/kern/vfs_vnops.c')
| -rw-r--r-- | sys/kern/vfs_vnops.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/sys/kern/vfs_vnops.c b/sys/kern/vfs_vnops.c index 2f5a350..bb7872b 100644 --- a/sys/kern/vfs_vnops.c +++ b/sys/kern/vfs_vnops.c @@ -240,40 +240,6 @@ restart: } if ((error = VOP_OPEN(vp, fmode, cred, td, fdidx)) != 0) goto bad; - /* - * Make sure that a VM object is created for VMIO support. - */ - if (vn_canvmio(vp) == TRUE) { -#ifdef LOOKUP_SHARED - int flock; - - if (!exclusive && VOP_GETVOBJECT(vp, NULL) != 0) - VOP_LOCK(vp, LK_UPGRADE, td); - /* - * In cases where the object is marked as dead object_create - * will unlock and relock exclusive. It is safe to call in - * here with a shared lock because we only examine fields that - * the shared lock guarantees will be stable. In the UPGRADE - * case it is not likely that anyone has used this vnode yet - * so there will be no contention. The logic after this call - * restores the requested locking state. - */ -#endif - if ((error = VOP_CREATEVOBJECT(vp, cred, td)) != 0) { - VOP_UNLOCK(vp, 0, td); - VOP_CLOSE(vp, fmode, cred, td); - NDFREE(ndp, NDF_ONLY_PNBUF); - vrele(vp); - VFS_UNLOCK_GIANT(vfslocked); - *flagp = fmode; - return (error); - } -#ifdef LOOKUP_SHARED - flock = VOP_ISLOCKED(vp, td); - if (!exclusive && flock == LK_EXCLUSIVE) - VOP_LOCK(vp, LK_DOWNGRADE, td); -#endif - } if (fmode & FWRITE) vp->v_writecount++; |
