On Sat, Sep 23, 2023 at 03:36:01PM -0700, Song Liu wrote:
> On Sat, Sep 23, 2023 at 8:39 AM Mike Rapoport wrote:
> >
> > On Thu, Sep 21, 2023 at 03:34:18PM -0700, Song Liu wrote:
> > > On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
> > > >
> > >
> > > [...]
> > >
> > > > diff --git a/arch/
On Sat, Sep 23, 2023 at 8:39 AM Mike Rapoport wrote:
>
> On Thu, Sep 21, 2023 at 03:34:18PM -0700, Song Liu wrote:
> > On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
> > >
> >
> > [...]
> >
> > > diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
> > > index 42215f9404af..d
On Thu, Sep 21, 2023 at 03:10:26PM -0700, Song Liu wrote:
> On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
> >
> [...]
> > +
> > +#include
> > +#include
> > +#include
> > +#include
> > +
> > +static void *execmem_alloc(size_t size)
> > +{
> > + return module_alloc(size);
> > +}
>
On Thu, Sep 21, 2023 at 03:14:54PM -0700, Song Liu wrote:
> On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
> >
> [...]
> > +
> > +/**
> > + * enum execmem_type - types of executable memory ranges
> > + *
> > + * There are several subsystems that allocate executable memory.
> > + * Architect
On Thu, Sep 21, 2023 at 03:34:18PM -0700, Song Liu wrote:
> On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
> >
>
> [...]
>
> > diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
> > index 42215f9404af..db5561d0c233 100644
> > --- a/arch/s390/kernel/module.c
> > +++ b/arch/
On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
>
[...]
> diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
> index 42215f9404af..db5561d0c233 100644
> --- a/arch/s390/kernel/module.c
> +++ b/arch/s390/kernel/module.c
> @@ -21,6 +21,7 @@
> #include
> #include
> #inclu
On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
>
[...]
> +
> +/**
> + * enum execmem_type - types of executable memory ranges
> + *
> + * There are several subsystems that allocate executable memory.
> + * Architectures define different restrictions on placement,
> + * permissions, alignmen
On Mon, Sep 18, 2023 at 12:30 AM Mike Rapoport wrote:
>
[...]
> +
> +#include
> +#include
> +#include
> +#include
> +
> +static void *execmem_alloc(size_t size)
> +{
> + return module_alloc(size);
> +}
> +
> +void *execmem_text_alloc(enum execmem_type type, size_t size)
> +{
> + re
From: "Mike Rapoport (IBM)"
module_alloc() is used everywhere as a mean to allocate memory for code.
Beside being semantically wrong, this unnecessarily ties all subsystems
that need to allocate code, such as ftrace, kprobes and BPF to modules
and puts the burden of code allocation to the module
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