Re: [PATCH bpf-next 1/2] bpf: handle fake register spill to stack with BPF_ST_MEM instruction

[Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx>]

On Fri, Dec 8, 2023 at 6:15 PM Andrii Nakryiko
<andrii.nakryiko@xxxxxxxxx> wrote:
>
> See above, MISC/ZERO is fine as is due to check_stack_read_fixed_off()
> not setting STACK_ACCESS bit, but I can also send a version that
> unconditionally sets INSNS_F_STACK_ACCESS in
> check_stack_write_fixed_off().

but it will significantly increase jmp_history and make
backtracking slower?