diff options
author | Dmitry Chagin <dchagin@FreeBSD.org> | 2016-03-08 15:08:22 +0000 |
---|---|---|
committer | Dmitry Chagin <dchagin@FreeBSD.org> | 2016-03-08 15:08:22 +0000 |
commit | 9f4e66afb98b2525f105d1be8f81996bd1912687 (patch) | |
tree | d468e951ab3211582dfebaeb9ce81a197d0b5790 /sys/compat/linux/linux_fork.c | |
parent | 388bc30115924230a8d6861e004c619dc4a4994f (diff) | |
download | src-9f4e66afb98b2525f105d1be8f81996bd1912687.tar.gz src-9f4e66afb98b2525f105d1be8f81996bd1912687.zip |
Link the newly created process to the corresponding parent as
if CLONE_PARENT is set, then the parent of the new process will
be the same as that of the calling process.
MFC after: 1 week
Notes
Notes:
svn path=/head/; revision=296501
Diffstat (limited to 'sys/compat/linux/linux_fork.c')
-rw-r--r-- | sys/compat/linux/linux_fork.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sys/compat/linux/linux_fork.c b/sys/compat/linux/linux_fork.c index c12f198fe79b..94d9df5d8020 100644 --- a/sys/compat/linux/linux_fork.c +++ b/sys/compat/linux/linux_fork.c @@ -222,6 +222,18 @@ linux_clone_proc(struct thread *td, struct linux_clone_args *args) if (args->flags & LINUX_CLONE_SETTLS) linux_set_cloned_tls(td2, args->tls); + /* + * If CLONE_PARENT is set, then the parent of the new process will be + * the same as that of the calling process. + */ + if (args->flags & LINUX_CLONE_PARENT) { + sx_xlock(&proctree_lock); + PROC_LOCK(p2); + proc_reparent(p2, td->td_proc->p_pptr); + PROC_UNLOCK(p2); + sx_xunlock(&proctree_lock); + } + #ifdef DEBUG if (ldebug(clone)) printf(LMSG("clone: successful rfork to %d, " |