Module Name: src
Committed By: riastradh
Date: Sat Apr 9 23:45:14 UTC 2022
Modified Files:
src/sys/rump/librump/rumpkern: scheduler.c
Log Message:
rumpkern/scheduler: Use membar_release.
...but add an XXX comment asking for clarity on what it pairs with.
To generate a diff of this commit:
cvs rdiff -u -r1.52 -r1.53 src/sys/rump/librump/rumpkern/scheduler.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/rump/librump/rumpkern/scheduler.c
diff -u src/sys/rump/librump/rumpkern/scheduler.c:1.52 src/sys/rump/librump/rumpkern/scheduler.c:1.53
--- src/sys/rump/librump/rumpkern/scheduler.c:1.52 Sun Nov 1 20:58:38 2020
+++ src/sys/rump/librump/rumpkern/scheduler.c Sat Apr 9 23:45:14 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: scheduler.c,v 1.52 2020/11/01 20:58:38 christos Exp $ */
+/* $NetBSD: scheduler.c,v 1.53 2022/04/09 23:45:14 riastradh Exp $ */
/*
* Copyright (c) 2010, 2011 Antti Kantee. All Rights Reserved.
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: scheduler.c,v 1.52 2020/11/01 20:58:38 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: scheduler.c,v 1.53 2022/04/09 23:45:14 riastradh Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@@ -473,7 +473,7 @@ rump_unschedule_cpu1(struct lwp *l, void
if (interlock == rcpu->rcpu_mtx)
rumpuser_mutex_enter_nowrap(rcpu->rcpu_mtx);
else
- membar_exit();
+ membar_release(); /* XXX what does this pair with? */
/* Release the CPU. */
old = atomic_swap_ptr(&rcpu->rcpu_prevlwp, l);
