On Wed, 2019-05-15 at 06:20 +, Christophe Leroy wrote:
Confirming this works on hash and radix book3s64.
> +
> + // only operate on VM areas for now
> + area = find_vm_area((void *)addr);
> + if (!area || end > (unsigned long)area->addr + area->size ||
> + !(area->flags &
On Wed, 2019-05-15 at 06:20 +, Christophe Leroy wrote:
> Strict module RWX is just like strict kernel RWX, but for modules -
> so
> loadable modules aren't marked both writable and executable at the
> same
> time. This is handled by the generic code in kernel/module.c, and
> simply requires th
Le 15/05/2019 à 08:42, Christoph Hellwig a écrit :
+static int change_page_ro(pte_t *ptep, pgtable_t token, unsigned long addr,
void *data)
There are a couple way too long lines like this in the patch.
powerpc arch accepts 90 chars per line, see arch/powerpc/tools/checkpatch.pl
Christop
> +static int change_page_ro(pte_t *ptep, pgtable_t token, unsigned long addr,
> void *data)
There are a couple way too long lines like this in the patch.
Strict module RWX is just like strict kernel RWX, but for modules - so
loadable modules aren't marked both writable and executable at the same
time. This is handled by the generic code in kernel/module.c, and
simply requires the architecture to implement the set_memory() set of
functions, declared
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