The branch main has been updated by kib:
URL:
https://cgit.FreeBSD.org/src/commit/?id=747a6b7ace3dd9401289bde8c4e7fc91b8dc18dc
commit 747a6b7ace3dd9401289bde8c4e7fc91b8dc18dc
Author: Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2021-07-01 22:30:59 +0000
Commit: Konstantin Belousov <k...@freebsd.org>
CommitDate: 2021-07-07 11:12:14 +0000
cloudabi and linux ABIs: do not call umtx_thread_cleanup() from thr_exit
syscall
These ABIs do not use umtx at all, so there is nothing to clean.
Cloudabi references to umtx keys do not require any cleanups anyway.
Requested by: dchagin
Reviewed by: dchagin, markj
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D30987
---
sys/compat/cloudabi/cloudabi_thread.c | 3 ---
sys/compat/linux/linux_fork.c | 3 ---
2 files changed, 6 deletions(-)
diff --git a/sys/compat/cloudabi/cloudabi_thread.c
b/sys/compat/cloudabi/cloudabi_thread.c
index e70549b6e332..f920b8b41ee8 100644
--- a/sys/compat/cloudabi/cloudabi_thread.c
+++ b/sys/compat/cloudabi/cloudabi_thread.c
@@ -30,7 +30,6 @@ __FBSDID("$FreeBSD$");
#include <sys/proc.h>
#include <sys/sched.h>
#include <sys/syscallsubr.h>
-#include <sys/umtx.h>
#include <contrib/cloudabi/cloudabi_types_common.h>
@@ -45,8 +44,6 @@ cloudabi_sys_thread_exit(struct thread *td,
.scope = uap->scope,
};
- umtx_thread_exit(td);
-
/* Wake up joining thread. */
cloudabi_sys_lock_unlock(td, &cloudabi_sys_lock_unlock_args);
diff --git a/sys/compat/linux/linux_fork.c b/sys/compat/linux/linux_fork.c
index ed4adcf8a175..8230d5b4108b 100644
--- a/sys/compat/linux/linux_fork.c
+++ b/sys/compat/linux/linux_fork.c
@@ -45,7 +45,6 @@ __FBSDID("$FreeBSD$");
#include <sys/sched.h>
#include <sys/syscallsubr.h>
#include <sys/sx.h>
-#include <sys/umtx.h>
#include <sys/unistd.h>
#include <sys/wait.h>
@@ -376,8 +375,6 @@ linux_exit(struct thread *td, struct linux_exit_args *args)
LINUX_CTR2(exit, "thread(%d) (%d)", em->em_tid, args->rval);
- umtx_thread_exit(td);
-
linux_thread_detach(td);
/*
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