From: "Laurent Desnogues" <laurent.desnogues@gmail.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Alpha: fix locked loads/stores
Date: Fri, 7 Nov 2008 17:42:52 +0100 [thread overview]
Message-ID: <761ea48b0811070842i264703ci255bc858be6e9ebd@mail.gmail.com> (raw)
In-Reply-To: <20081107151828.GA353@hall.aurel32.net>
On Fri, Nov 7, 2008 at 4:18 PM, Aurelien Jarno <aurelien@aurel32.net> wrote:
> The manual is actually not really clear. Section 4.2.5 does not really
> speak about storing the locked address, while Section 3.1.4 explicitly
> mentions a "locked_physical_address register".
Yes, it's really unclear.
> The current implementation, now that it is fixed (can someone confirms
> that the problem is actually fixed?), matches the pre-TCG
> implementation. I am not sure it is the correct one, but if it works for
> now and until someone comes with more arguments, I think we should let
> the code as now.
I agree. It's probably better than simply ignoring the address.
We need a way to test the behavior on real machines with some
multi-threaded testcase.
Laurent
next prev parent reply other threads:[~2008-11-07 16:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-07 11:34 [Qemu-devel] [PATCH] Alpha: fix locked loads/stores Laurent Desnogues
2008-11-07 14:00 ` Aurelien Jarno
2008-11-07 14:19 ` Laurent Desnogues
2008-11-07 15:18 ` Aurelien Jarno
2008-11-07 16:42 ` Laurent Desnogues [this message]
2008-11-07 17:44 ` Vince Weaver
2008-11-08 9:12 ` Aurelien Jarno
2008-11-08 14:11 ` Laurent Desnogues
2008-11-07 16:47 ` Paul Brook
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