Author: dchagin
Date: Sat Jan 9 18:17:58 2016
New Revision: 293603
URL: https://svnweb.freebsd.org/changeset/base/293603
Log:
MFC r284051:
Finish r283544. In exec case properly detach threads from user space
before suicide.
Modified:
stable/10/sys/compat/linux/linux_emul.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/compat/linux/linux_emul.c
==============================================================================
--- stable/10/sys/compat/linux/linux_emul.c Sat Jan 9 18:16:36 2016
(r293602)
+++ stable/10/sys/compat/linux/linux_emul.c Sat Jan 9 18:17:58 2016
(r293603)
@@ -219,6 +219,18 @@ void
linux_proc_exec(void *arg __unused, struct proc *p, struct image_params *imgp)
{
struct thread *td = curthread;
+ struct thread *othertd;
+
+ /*
+ * In a case of execing from linux binary properly detach
+ * other threads from the user space.
+ */
+ if (__predict_false(SV_PROC_ABI(p) == SV_ABI_LINUX)) {
+ FOREACH_THREAD_IN_PROC(p, othertd) {
+ if (td != othertd)
+ (p->p_sysent->sv_thread_detach)(othertd);
+ }
+ }
/*
* In a case of execing to linux binary we create linux
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