2 * David Leonard <d@openbsd.org>, 1999. Public Domain.
4 * $OpenBSD: uthread_msync.c,v 1.2 1999/06/09 07:16:17 d Exp $
12 #include "thr_private.h"
14 LT10_COMPAT_PRIVATE(__msync);
15 LT10_COMPAT_DEFAULT(msync);
17 __weak_reference(__msync, msync);
20 __msync(void *addr, size_t len, int flags)
22 struct pthread *curthread = _get_curthread();
26 * XXX This is quite pointless unless we know how to get the
27 * file descriptor associated with the memory, and lock it for
28 * write. The only real use of this wrapper is to guarantee
29 * a cancellation point, as per the standard. sigh.
31 _thr_cancel_enter(curthread);
32 ret = __sys_msync(addr, len, flags);
33 _thr_cancel_leave(curthread, 1);