Messages in this thread | | | From | Andrey Konovalov <> | Date | Sun, 1 Oct 2023 08:58:55 +0200 | Subject | Re: [PATCH] kasan: Add CONFIG_KASAN_WHITELIST_ONLY mode |
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On Sat, Sep 30, 2023 at 12:13 PM Masahiro Yamada <masahiroy@kernel.org> wrote: > > On Fri, Sep 29, 2023 at 11:06 PM Alexander Potapenko <glider@google.com> wrote: > > > > (CC Masahiro Yamada) > > > > On Thu, Sep 28, 2023 at 6:16 AM Joey Jiao <quic_jiangenj@quicinc.com> wrote: > > > > > > Fow low memory device, full enabled kasan just not work. > > > Set KASAN_SANITIZE to n when CONFIG_KASAN_WHITELIST_ONLY=y. > > > So we can enable kasan for single file or module. > > > > I don't have technical objections here, but it bothers me a bit that > > we are adding support for KASAN_SANITIZE:=y, although nobody will be > > adding KASAN_SANITIZE:=y to upstream Makefiles - only development > > kernels when debugging on low-end devices. > > > > Masahiro, is this something worth having in upstream Kconfig code? > > > Even if we apply this patch to the upstream, > you will end up with adding 'KASAN_SANITIZE :=y' > to the single file/Makefile. > > I am not convinced with this patch > since this nod is not so useful standalone.
Yeah, I agree here, I don't think this change belongs as is in the upstream KASAN code.
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