From: Ian Campbell <Ian.Campbell@citrix.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel@lists.xenproject.org,
Julien Grall <julien.grall@linaro.org>,
tim@xen.org, stefano.stabellini@citrix.com
Subject: Re: [PATCH for-4.5] xen/arm: Correct the opcode for BUG_INSTR on arm32
Date: Tue, 9 Dec 2014 15:06:58 +0000 [thread overview]
Message-ID: <1418137618.19809.4.camel@citrix.com> (raw)
In-Reply-To: <1417776878.22808.56.camel@citrix.com>
On Fri, 2014-12-05 at 10:54 +0000, Ian Campbell wrote:
> > > Not sure, why I dropped the 0 when I implemented the patch...
> > > This is a bug fixed for Xen 4.5. This is only affected ARM32 where the
> > > BUG opcode was malformed.
> > >
> > > With the malformed opcode, the ASSERT/BUG_ON is skipped and the
> > > processor may execute another patch (because the compiler has optimized
> >
> > s/patch/path/ ?
>
> Will fix on commit.
Oh, this isn't in the main body of the commit log.
>
> > > due the unreachable in both macro).
> > >
> > > The code modified is only executed when Xen is in bad state.
> >
> > Release-Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
>
> Acked-by: Ian Campbell <ian.campbell@citrix.com>
Applied (with no changes).
prev parent reply other threads:[~2014-12-09 15:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-04 19:26 [PATCH for-4.5] xen/arm: Correct the opcode for BUG_INSTR on arm32 Julien Grall
2014-12-04 19:34 ` Konrad Rzeszutek Wilk
2014-12-05 10:53 ` Julien Grall
2014-12-05 10:54 ` Ian Campbell
2014-12-09 15:06 ` Ian Campbell [this message]
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