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 $
6 * $FreeBSD: src/lib/libc_r/uthread/uthread_msync.c,v 1.3.2.2 2002/10/22 14:44:03 fjoe Exp $
12 #include "pthread_private.h"
15 _msync(void *addr, size_t len, int flags)
19 ret = __sys_msync(addr, len, flags);
25 msync(void *addr, size_t len, int flags)
30 * XXX This is quite pointless unless we know how to get the
31 * file descriptor associated with the memory, and lock it for
32 * write. The only real use of this wrapper is to guarantee
33 * a cancellation point, as per the standard. sigh.
35 _thread_enter_cancellation_point();
36 ret = _msync(addr, len, flags);
37 _thread_leave_cancellation_point();