Author: markj
Date: Mon Aug 24 13:55:24 2020
New Revision: 364680
URL: https://svnweb.freebsd.org/changeset/base/364680
Log:
MFC r364329:
Remove "emulation" of clone(CLONE_PARENT | CLONE_THREAD).
Modified:
stable/12/sys/compat/linux/linux_fork.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/compat/linux/linux_fork.c
==============================================================================
--- stable/12/sys/compat/linux/linux_fork.c Mon Aug 24 13:54:58 2020
(r364679)
+++ stable/12/sys/compat/linux/linux_fork.c Mon Aug 24 13:55:24 2020
(r364680)
@@ -280,6 +280,8 @@ linux_clone_thread(struct thread *td, struct linux_clo
td->td_tid, (unsigned)args->flags,
args->parent_tidptr, args->child_tidptr);
+ if ((args->flags & LINUX_CLONE_PARENT) != 0)
+ return (EINVAL);
if (args->flags & LINUX_CLONE_PARENT_SETTID)
if (args->parent_tidptr == NULL)
return (EINVAL);
@@ -342,12 +344,8 @@ linux_clone_thread(struct thread *td, struct linux_clo
PROC_LOCK(p);
p->p_flag |= P_HADTHREADS;
+ thread_link(newtd, p);
bcopy(p->p_comm, newtd->td_name, sizeof(newtd->td_name));
-
- if (args->flags & LINUX_CLONE_PARENT)
- thread_link(newtd, p->p_pptr);
- else
- thread_link(newtd, p);
thread_lock(td);
/* let the scheduler know about these things. */
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