[src/trunk]: src/sys/external/bsd/common/include/linux Use a spinlock for com...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/561fd7f0b19b
branches:  trunk
changeset: 329077:561fd7f0b19b
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon May 05 15:59:11 2014 +0000

description:
Use a spinlock for completions. Makes vchiq pass LOCKDEBUG where other
spinlocks where held when trying to use the completion API.

diffstat:

 sys/external/bsd/common/include/linux/completion.h |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r ccdd368e45c8 -r 561fd7f0b19b sys/external/bsd/common/include/linux/completion.h
--- a/sys/external/bsd/common/include/linux/completion.h        Mon May 05 15:45:32 2014 +0000
+++ b/sys/external/bsd/common/include/linux/completion.h        Mon May 05 15:59:11 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: completion.h,v 1.2 2014/04/01 15:19:37 riastradh Exp $ */
+/*     $NetBSD: completion.h,v 1.3 2014/05/05 15:59:11 skrll Exp $     */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -67,7 +67,7 @@
 init_completion(struct completion *completion)
 {
 
-       mutex_init(&completion->c_lock, MUTEX_DEFAULT, IPL_NONE);
+       mutex_init(&completion->c_lock, MUTEX_DEFAULT, IPL_VM);
        cv_init(&completion->c_cv, "lnxcmplt");
        completion->c_done = 0;
 }