diff options
| author | dyson <dyson@FreeBSD.org> | 1997-04-12 04:07:50 +0000 |
|---|---|---|
| committer | dyson <dyson@FreeBSD.org> | 1997-04-12 04:07:50 +0000 |
| commit | fc6f80f7560b469da903967c026d64ce4b83550d (patch) | |
| tree | 6d34cb2708acaf45434c5b8214ea2b510c999b24 /sys | |
| parent | 9445d58268a9d3711be249dc0c6d082ba583bb40 (diff) | |
| download | FreeBSD-src-fc6f80f7560b469da903967c026d64ce4b83550d.zip FreeBSD-src-fc6f80f7560b469da903967c026d64ce4b83550d.tar.gz | |
Effectively remove the previous commit to fix threads forking. The
change was a false-start, and needs more work.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/kern_exec.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c index c831103..8c88134 100644 --- a/sys/kern/kern_exec.c +++ b/sys/kern/kern_exec.c @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: kern_exec.c,v 1.57 1997/04/04 09:06:20 davidg Exp $ + * $Id: kern_exec.c,v 1.58 1997/04/11 23:37:23 dyson Exp $ */ #include <sys/param.h> @@ -378,22 +378,26 @@ exec_new_vmspace(imgp) * otherwise, create a new VM space so that other threads are * not disrupted */ +#if 0 if (vmspace->vm_refcnt == 1) { +#endif if (vmspace->vm_shm) shmexit(imgp->proc); pmap_remove_pages(&vmspace->vm_pmap, 0, USRSTACK); vm_map_remove(map, 0, USRSTACK); +#if 0 } else { struct vmspace *oldvmspace = vmspace; - --vmspace->vm_refcnt; vmspace = vmspace_alloc(map->min_offset, map->max_offset, map->entries_pageable); bcopy(&oldvmspace->vm_startcopy, &vmspace->vm_startcopy, - (caddr_t) (vmspace+ 1) - (caddr_t) &vmspace->vm_startcopy); + (caddr_t) (vmspace + 1) - (caddr_t) &vmspace->vm_startcopy); imgp->proc->p_vmspace = vmspace; map = &vmspace->vm_map; + --oldvmspace->vm_refcnt; } +#endif /* Allocate a new stack */ error = vm_map_find(map, NULL, 0, (vm_offset_t *)&stack_addr, |
