On Wed, Apr 29, 2020 at 1:53 PM Christoph Hellwig wrote:
>
> I did another pass at this, reducing the overhead of the x32 magic
> in common code down to renaming copy_siginfo_to_user32 to
> copy_siginfo_to_user32 and having a conditional #define to give it
> the old name back:
Nice! I guess this
I did another pass at this, reducing the overhead of the x32 magic
in common code down to renaming copy_siginfo_to_user32 to
copy_siginfo_to_user32 and having a conditional #define to give it
the old name back:
---
>From 45e5263d7c24d854bb446b7e69dc53729ed842bc Mon Sep 17 00:00:00 2001
From: Chris
On Wed, Apr 29, 2020 at 11:42 AM Christoph Hellwig wrote:
>
> On Wed, Apr 29, 2020 at 10:07:11AM +0200, Arnd Bergmann wrote:
> > > What do you think of this version? This one always overrides
> > > copy_siginfo_to_user32 for the x86 compat case to keep the churn down,
> > > and improves the copy_
On Wed, Apr 29, 2020 at 10:07:11AM +0200, Arnd Bergmann wrote:
> > What do you think of this version? This one always overrides
> > copy_siginfo_to_user32 for the x86 compat case to keep the churn down,
> > and improves the copy_siginfo_to_external32 documentation a bit.
>
> Looks good to me. I p
On Wed, Apr 29, 2020 at 8:45 AM Christoph Hellwig wrote:
>
> On Tue, Apr 28, 2020 at 09:56:26PM +0200, Arnd Bergmann wrote:
> > I think I found a way to improve the x32 handling:
> >
> > This is a simplification over Christoph's "[PATCH 2/7] signal: factor
> > copy_siginfo_to_external32 from copy_
On Tue, Apr 28, 2020 at 09:56:26PM +0200, Arnd Bergmann wrote:
> I think I found a way to improve the x32 handling:
>
> This is a simplification over Christoph's "[PATCH 2/7] signal: factor
> copy_siginfo_to_external32 from copy_siginfo_to_user32", reducing the
> x32 specifics in the common code t
On Wed, Apr 29, 2020 at 08:17:22AM +0200, Christophe Leroy wrote:
>> +#ifndef CONFIG_X86_X32_ABI
>
> Can it be declared __weak instead of enclosing it in an #ifndef ?
I really hate the __weak ifdefs. But my plan was to move to a
CONFIG_ARCH_COPY_SIGINFO_TO_USER32 and have x86 select it.
Le 28/04/2020 à 21:56, Arnd Bergmann a écrit :
I think I found a way to improve the x32 handling:
This is a simplification over Christoph's "[PATCH 2/7] signal: factor
copy_siginfo_to_external32 from copy_siginfo_to_user32", reducing the
x32 specifics in the common code to a single #ifdef/#en
I think I found a way to improve the x32 handling:
This is a simplification over Christoph's "[PATCH 2/7] signal: factor
copy_siginfo_to_external32 from copy_siginfo_to_user32", reducing the
x32 specifics in the common code to a single #ifdef/#endif check, in
order to keep it more readable for eve
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