On Wed, 2017-08-02 at 03:17 -0600, Jan Beulich wrote:
>
> >... but then again, if the whole function is really doing nothing at
> >all when invoked with delta==0 then perhaps it would just be easier to
> >remove the first pass altogether. I feel sure I'm missing something,
>
> The reason is even
>>> David Woodhouse 07/31/17 5:57 PM >>>
>There is a first call to efi_arch_relocate_image(0) before the
>ExitBootServices() call. However I'm missing something because I can't
>see how that call achieves anything *other* than to trigger the fault
>we're concerned about.
>
>There are three types o
On Mon, 2017-07-31 at 07:15 -0600, Jan Beulich wrote:
> > > > David Woodhouse 07/31/17 1:02 PM >>>
> > On Sun, 2017-07-30 at 00:16 -0600, Jan Beulich wrote:
> > > > > > David Woodhouse 07/20/17 5:22 PM >>>
> > > > This includes stuff lke the hypercall tables which we really want
> > > > to be rea
>>> David Woodhouse 07/31/17 1:02 PM >>>
>On Sun, 2017-07-30 at 00:16 -0600, Jan Beulich wrote:
>> > > > David Woodhouse 07/20/17 5:22 PM >>>
>> > This includes stuff lke the hypercall tables which we really want
>> > to be read-only. And they were going into .data.read-mostly.
>> Yes, we'd like
On Sun, 2017-07-30 at 00:16 -0600, Jan Beulich wrote:
> >
> > >
> > > >
> > > > David Woodhouse 07/20/17 5:22 PM >>>
> > This includes stuff lke the hypercall tables which we really want
> > to be read-only. And they were going into .data.read-mostly.
> Yes, we'd like them to be read-only, but
On Mon, 2017-07-31 at 03:57 -0600, Jan Beulich wrote:
> Are there any such relocations? The compiler shouldn't emit data needing
> relocation to .rodata, so if at all such might live in assembly code. But yes,
> if there are any, things would have been latently broken even before.
$ git diff 33a
>>> David Woodhouse 07/31/17 1:19 AM >>>
>On Sun, 2017-07-30 at 13:50 +0100, Andrew Cooper wrote:
>> On 30/07/17 07:16, Jan Beulich wrote:
>> > > > > David Woodhouse 07/20/17 5:22 PM >>>
>> > > This includes stuff lke the hypercall tables which we really want
>> > > to be read-only. And they were
>>> Andrew Cooper 07/30/17 2:50 PM >>>
>On 30/07/17 07:16, Jan Beulich wrote:
> David Woodhouse 07/20/17 5:22 PM >>>
>>> This includes stuff lke the hypercall tables which we really want
>>> to be read-only. And they were going into .data.read-mostly.
>> Yes, we'd like them to be read-only, b
On Sun, 2017-07-30 at 13:50 +0100, Andrew Cooper wrote:
> On 30/07/17 07:16, Jan Beulich wrote:
> >
> > >
> > > >
> > > > >
> > > > > David Woodhouse 07/20/17 5:22 PM >>>
> > > This includes stuff lke the hypercall tables which we really want
> > > to be read-only. And they were going into .da
On 30/07/17 07:16, Jan Beulich wrote:
David Woodhouse 07/20/17 5:22 PM >>>
>> This includes stuff lke the hypercall tables which we really want
>> to be read-only. And they were going into .data.read-mostly.
> Yes, we'd like them to be read-only, but what if EFI properly assigned r/o
> permis
>>> David Woodhouse 07/20/17 5:22 PM >>>
>This includes stuff lke the hypercall tables which we really want
>to be read-only. And they were going into .data.read-mostly.
Yes, we'd like them to be read-only, but what if EFI properly assigned r/o
permissions to the .rodata section when loading xen.
On 21/07/17 11:43, Julien Grall wrote:
On 20/07/17 17:54, Wei Liu wrote:
On Thu, Jul 20, 2017 at 05:46:50PM +0100, Wei Liu wrote:
CC relevant maintainers
On Thu, Jul 20, 2017 at 05:20:43PM +0200, David Woodhouse wrote:
From: David Woodhouse
This includes stuff lke the hypercall tables whi
On 20/07/17 17:54, Wei Liu wrote:
On Thu, Jul 20, 2017 at 05:46:50PM +0100, Wei Liu wrote:
CC relevant maintainers
On Thu, Jul 20, 2017 at 05:20:43PM +0200, David Woodhouse wrote:
From: David Woodhouse
This includes stuff lke the hypercall tables which we really want
lke -> like
to be
On Thu, Jul 20, 2017 at 05:46:50PM +0100, Wei Liu wrote:
> CC relevant maintainers
>
> On Thu, Jul 20, 2017 at 05:20:43PM +0200, David Woodhouse wrote:
> > From: David Woodhouse
> >
> > This includes stuff lke the hypercall tables which we really want
lke -> like
> > to be read-only. And they
CC relevant maintainers
On Thu, Jul 20, 2017 at 05:20:43PM +0200, David Woodhouse wrote:
> From: David Woodhouse
>
> This includes stuff lke the hypercall tables which we really want
> to be read-only. And they were going into .data.read-mostly.
>
> Signed-off-by: David Woodhouse
> ---
> Build
From: David Woodhouse
This includes stuff lke the hypercall tables which we really want
to be read-only. And they were going into .data.read-mostly.
Signed-off-by: David Woodhouse
---
Build tested on x86_64 (you really don't want to know about what I
*actually* tested it with), not at all teste
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