From: Real Name <enjoymindful@gmail.com>
To: Richard Weinberger <richard@nod.at>
Cc: user-mode-linux-devel@lists.sourceforge.net,
user-mode-linux-user@lists.sourceforge.net,
linux-kernel@vger.kernel.org, jdike@addtoit.com
Subject: Re: [PATCH] remove csum_partial_copy_generic_i386 to clean up exception table
Date: Tue, 17 Jun 2014 21:45:01 +0800 [thread overview]
Message-ID: <20140617134501.GA3604@name> (raw)
In-Reply-To: <20140609054556.GA2465@name>
On Mon, Jun 09, 2014 at 01:45:56PM +0800, Real Name wrote:
> On Thu, Jun 05, 2014 at 11:49:49PM +0200, Richard Weinberger wrote:
> > Am 05.06.2014 06:15, schrieb Honggang Li:
> > > arch/x86/um/checksum_32.S had been copy & paste from x86. When build
> > > x86 uml, csum_partial_copy_generic_i386 mess up the exception table.
> > > In fact, exception table dose not work in uml kernel.
> >
> > Are you sure that exception tables do not work on UML?
> > I said, I'm not sure. Can you please find out?
>
> I think we can't test the exception table with linux-next uml kernel, because
> the exception table is broken.
>
This patch is the root source of the broken exception table of UML
kernel.
linux]# git bisect visualize
commit 706276543b699d80f546e45f8b12574e7b18d952
Author: H. Peter Anvin <hpa@zytor.com>
Date: Fri Apr 20 17:12:48 2012 -0700
x86, extable: Switch to relative exception table entries
next prev parent reply other threads:[~2014-06-17 13:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <538F275B.7000508@nod.at>
2014-06-05 4:15 ` [PATCH linux-next] remove csum_partial_copy_generic_i386 to clean up exception table Honggang Li
2014-06-05 4:15 ` [PATCH] " Honggang Li
2014-06-05 21:49 ` [uml-devel] " Richard Weinberger
2014-06-05 21:49 ` Richard Weinberger
2014-06-09 5:45 ` Real Name
2014-06-09 5:45 ` Real Name
2014-06-17 13:45 ` Real Name [this message]
2014-06-21 7:28 ` Real Name
2014-06-28 4:06 ` [uml-devel] " Real Name
2014-07-17 23:13 ` Real Name
2014-07-18 7:34 ` Richard Weinberger
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