On Tue, Feb 22, 2022 at 1:57 AM Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> wrote: > > Currently, only x86, arm64 and s390 select ARCH_WANT_DEFAULT_BPF_JIT, > the other archs do not select ARCH_WANT_DEFAULT_BPF_JIT. On the archs > without ARCH_WANT_DEFAULT_BPF_JIT, if we want to set bpf_jit_enable to > 1 by default, the only way is to enable CONFIG_BPF_JIT_ALWAYS_ON, then > the users can not change it to 0 or 2, it seems bad for some users. We > can select ARCH_WANT_DEFAULT_BPF_JIT for those archs if it is proper, > but at least for now, make BPF_JIT_DEFAULT_ON selectable can give them > a chance. > > Additionally, with this patch, under !BPF_JIT_ALWAYS_ON, we can disable > BPF_JIT_DEFAULT_ON on the archs with ARCH_WANT_DEFAULT_BPF_JIT when make > menuconfig, it seems flexible for some developers. > > Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> Acked-by: Song Liu <songliubraving@xxxxxx>
