[PATCH v2] RFC: ARM: breakpoint: CFI breakpoints only on demand

Linus Walleij linusw at kernel.org
Wed Jul 1 03:40:00 PDT 2026


On Wed, Jul 1, 2026 at 9:11 AM Linus Walleij <linusw at kernel.org> wrote:

> This removes the stub hw_breakpoint_cfi_handler() from ARM, making
> it not steal breakpoint type 0x03 (ARM_ENTRY_CFI_BREAKPOINT) unless
> CFI is actively used in the kernel.

Was meaning to send a non-RFC of this band-aid patch, but missed to
strip off "RFC", mea culpa.

Yours,
Linus Walleij



More information about the linux-arm-kernel mailing list