On Mon, May 15, 2023 at 7:16 PM Masahiro Yamada <masahiroy@xxxxxxxxxx> wrote: > > On Tue, May 16, 2023 at 7:54 AM Sami Tolvanen <samitolvanen@xxxxxxxxxx> wrote: > > A while ago there > > was a suggestion of adding an option to LLD that allows one to pass a > > list of symbols to preserve in relocatable LTO links, which would > > allow us to better optimize vmlinux.o. However, I haven't had a chance > > to look into this deeper than this proof of concept: > > > > https://reviews.llvm.org/D142163 > > > Interesting. > > But, scripts/generate_initcall_order.pl is still needed, right? > > --lto-export-symbol-list is a list of symbols, > but it does not specify the correct order? Correct, the patch doesn't take the order of the list into account. Sami
