From: David Mosberger <davidm@hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] incorrect misalignment handling
Date: Mon, 13 Aug 2001 19:31:04 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590698805065@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590698805060@msgid-missing>
>>>>> On Sun, 12 Aug 2001 09:58:48 +0300, "Zach, Yoav" <yoav.zach@intel.com> said:
Yoav> The problem is that fsz=e means the operation length is 10
Yoav> bytes, and not 16 bytes as in the implementation. Attached is
Yoav> a small test case that demonstrates this problem.
Yoav> Is there a rationale behind this implementation, or is it just
Yoav> a mistake ?
Looks like a bug to me.
Yoav> * If it is a mistake, was it corrected in kernel versions
Yoav> later than 2.4.3 ?
No, you're the first person to report this issue. I'll look into
fixing this. The bug also affects the "load" side (you could see a
page fault that otherwise you wouldn't see on a CPU that did the
unaligned access in hardware).
--david
prev parent reply other threads:[~2001-08-13 19:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-12 6:58 [Linux-ia64] incorrect misalignment handling Zach, Yoav
2001-08-13 19:31 ` David Mosberger [this message]
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