[PATCH v2 1/3] module: Rename module_alloc() to text_alloc() and move to kernel proper

Jarkko Sakkinen jarkko.sakkinen at linux.intel.com
Wed Jul 22 21:51:27 EDT 2020

On Thu, Jul 16, 2020 at 06:49:09PM +0200, Christophe Leroy wrote:
> Jarkko Sakkinen <jarkko.sakkinen at linux.intel.com> a écrit :
> > Rename module_alloc() to text_alloc() and module_memfree() to
> > text_memfree(), and move them to kernel/text.c, which is unconditionally
> > compiled to the kernel proper. This allows kprobes, ftrace and bpf to
> > allocate space for executable code without requiring to compile the modules
> > support (CONFIG_MODULES=y) in.
> You are not changing enough in powerpc to have this work.
> On powerpc 32 bits (6xx), when STRICT_KERNEL_RWX is selected, the vmalloc
> space is set to NX (no exec) at segment level (ie by 256Mbytes zone) unless
> CONFIG_MODULES is selected.
> Christophe

This has been deduced down to:


I.e. not intruding PPC anymore :-)


More information about the linux-riscv mailing list