Subject: Re: [PATCH v6 08/16] mm/execmem, arch: convert remaining overrides of module_alloc to execmem

From: Mike Rapoport <[email-masked]>
Date: Sun, 28 Apr 2024 09:55:02 +0300

On Fri, Apr 26, 2024 at 12:01:34PM -0700, Song Liu wrote:
> On Fri, Apr 26, 2024 at 1:30 AM Mike Rapoport <[email-masked]> wrote:
> >
> > From: "Mike Rapoport (IBM)" <[email-masked]>
> >
> > Extend execmem parameters to accommodate more complex overrides of
> > module_alloc() by architectures.
> >
> > This includes specification of a fallback range required by arm, arm64
> > and powerpc, EXECMEM_MODULE_DATA type required by powerpc, support for
> > allocation of KASAN shadow required by s390 and x86 and support for
> > late initialization of execmem required by arm64.
> >
> > The core implementation of execmem_alloc() takes care of suppressing
> > warnings when the initial allocation fails but there is a fallback range
> > defined.
> >
> > Signed-off-by: Mike Rapoport (IBM) <[email-masked]>
> > Acked-by: Will Deacon <[email-masked]>
> 
> nit: We should probably move the logic for ARCH_WANTS_EXECMEM_LATE
> to a separate patch.

This would require to split arm64 and I prefer to keep all these changes
together. 

> Otherwise,
> 
> Acked-by: Song Liu <[email-masked]>
 
Thanks!

-- 
Sincerely yours,
Mike.