Hello arm64 maintainers, On Mon, 7 Sep 2020 at 15:41, Marco Elver <elver@xxxxxxxxxx> wrote: > Add architecture specific implementation details for KFENCE and enable > KFENCE for the arm64 architecture. In particular, this implements the > required interface in <asm/kfence.h>. Currently, the arm64 version does > not yet use a statically allocated memory pool, at the cost of a pointer > load for each is_kfence_address(). > For ARM64, we would like to solicit feedback on what the best option is > to obtain a constant address for __kfence_pool. One option is to declare > a memory range in the memory layout to be dedicated to KFENCE (like is > done for KASAN), however, it is unclear if this is the best available > option. We would like to avoid touching the memory layout. We can't yet tell what the best option for this might be. So, any suggestions on how to go about switching to a static pool would be much appreciated. Many thanks, -- Marco
