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);