Date: Wed, 12 May 2004 16:28:27 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: Arun Sharma <arun.sharma@intel.com> Cc: freebsd-ia64@freebsd.org Subject: Re: invala Message-ID: <20040512232827.GB45389@ns1.xcllnt.net> In-Reply-To: <40A2A0A2.8040004@intel.com> References: <40A2A0A2.8040004@intel.com>
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On Wed, May 12, 2004 at 03:09:38PM -0700, Arun Sharma wrote: > > I noticed that the code in exception.S:TRAP() doesn't invalidate the ALAT > on a register backing store switch. This could be a problem if the kernel > starts using data speculation (say by using a different compiler). However, > restorectx is doing the right thing by using invala. Why would this be a problem? -- Marcel Moolenaar USPA: A-39004 marcel@xcllnt.net
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