27 Jun
2016
27 Jun
'16
7:15 p.m.
Ronald Natalie <ron(a)ronnatalie.com> wrote:
|vfork() is of use on non-paged (and poorly implemented paging) system\
|s. If you implemented the copy-on-write fork() behavior, you’d not\
| need the vfork KLUDGE.
I think there is currently going on some (i haven't really a glue)
virtually mapped stack in Linux (thread around [1]), and it seems
vfork() there doesn't even copy the page table. So that seems to
be a measurable difference.
[1] http://www.openwall.com/lists/kernel-hardening/2016/06/21/10
--steffen