diff options
Diffstat (limited to 'sys/kern/kern_fork.c')
| -rw-r--r-- | sys/kern/kern_fork.c | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index 801b90c..d3f40ea 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -36,7 +36,7 @@ * SUCH DAMAGE. * * @(#)kern_fork.c 8.6 (Berkeley) 4/8/94 - * $Id: kern_fork.c,v 1.58 1999/04/17 08:36:04 peter Exp $ + * $Id: kern_fork.c,v 1.59 1999/04/24 11:25:01 dt Exp $ */ #include "opt_ktrace.h" @@ -65,11 +65,7 @@ #include <machine/frame.h> #include <sys/user.h> -#ifdef SMP -static int fast_vfork = 0; /* Doesn't work on SMP yet. */ -#else static int fast_vfork = 1; -#endif SYSCTL_INT(_kern, OID_AUTO, fast_vfork, CTLFLAG_RW, &fast_vfork, 0, ""); /* @@ -140,22 +136,6 @@ fork1(p1, flags) if ((flags & (RFFDG|RFCFDG)) == (RFFDG|RFCFDG)) return (EINVAL); -#ifdef SMP - /* - * FATAL now, we cannot have the same PTD on both cpus, the PTD - * needs to move out of PTmap and be per-process, even for shared - * page table processes. Unfortunately, this means either removing - * PTD[] as a fixed virtual address, or move it to the per-cpu map - * area for SMP mode. Both cases require seperate management of - * the per-process-even-if-PTmap-is-shared PTD. - */ - if (flags & RFMEM) { - printf("shared address space fork attempted: pid: %d\n", - p1->p_pid); - return (EOPNOTSUPP); - } -#endif - /* * Here we don't create a new process, but we divorce * certain parts of a process from itself. |
