blob: e38fc21e16b551204190d6b0a69c04b4bf2f91d9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/*-
* Copyright (c) 2014-2017 MongoDB, Inc.
* Copyright (c) 2008-2014 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
#include "wt_internal.h"
/*
* __wt_yield --
* Yield the thread of control.
*/
void
__wt_yield(void)
{
/*
* Yielding the processor isn't documented as a memory barrier, and it's
* a reasonable expectation to have. There's no reason not to explicitly
* include a barrier since we're giving up the CPU, and ensures callers
* aren't ever surprised.
*/
WT_FULL_BARRIER();
SwitchToThread();
}
|