


     msync(rt.os/mfiles)VSRT 5.1.1 (The	Open Group)msync(rt.os/mfiles)



     NAME
	  rt.os/mfiles/msync - synchronize memory with physical
	  storage testset

     DESCRIPTION
	  Tests	the msync() function for conformance to	System
	  Interfaces and Headers, Issue	5 Page:	msync().
	  These	tests are supplemental to those	defined	for this
	  function in VSU and in the msync_P testset.

     TESTS
     Compliance
	  1    If _POSIX_MAPPED_FILES and _POSIX_SYNCHRONIZED_IO are
	       defined,	or the implementation supports the msync()
	       function	as defined in System Interfaces	and Headers,
	       Issue 5:
		 A call	to msync() when	some or	all of the addresses
		 in the	range [addr,addr+len] are locked and
		 MS_INVALIDATE is specified shall return -1 and	set
		 errno to EBUSY.

     RELEASE
	  Release VSRT 5.1.1
	  Copyright (c)	1997 X/Open Company Ltd., A member of The Open
	  Group.
	  All rights reserved





























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