Author: dchagin
Date: Sun Mar 27 06:55:49 2016
New Revision: 297305
URL: https://svnweb.freebsd.org/changeset/base/297305
Log:
MFC r296501:
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.
Modified:
stable/10/sys/compat/linux/linux_fork.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/compat/linux/linux_fork.c
==============================================================================
--- stable/10/sys/compat/linux/linux_fork.c Sun Mar 27 06:52:40 2016
(r297304)
+++ stable/10/sys/compat/linux/linux_fork.c Sun Mar 27 06:55:49 2016
(r297305)
@@ -213,6 +213,18 @@ linux_clone_proc(struct thread *td, stru
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, "
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