Messages in this thread |  | | Date | Tue, 23 Feb 2021 20:49:42 +0000 | From | Alexander Lobakin <> | Subject | Re: [GIT PULL v2] clang-lto for v5.12-rc1 |
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From: Linus Torvalds <torvalds@linux-foundation.org> Date: Tue, 23 Feb 2021 12:33:05 -0800
> On Tue, Feb 23, 2021 at 9:49 AM Linus Torvalds > <torvalds@linux-foundation.org> wrote: > > > > On Mon, Feb 22, 2021 at 3:11 PM Kees Cook <keescook@chromium.org> wrote: > > > > > > While x86 LTO enablement is done[1], it depends on some objtool > > > clean-ups[2], though it appears those actually have been in linux-next > > > (via tip/objtool/core), so it's possible that if that tree lands [..] > > > > That tree is actually next on my list of things to merge after this > > one, so it should be out soonish. > > "soonish" turned out to be later than I thought, because my "build > changes" set of pulls included the module change that I then wasted a > lot of time on trying to figure out why it slowed down my build so > much.
I guess it's about CONFIG_TRIM_UNUSED_KSYMS you disabled in your tree. Well, it's actually widely used, mostly in the embedded world where there are often no out-of-tree modules, but a need to save as much space as possible. For full-blown systems and distributions it's almost needless, right.
> But it's out now, as pr-tracker-bot already noted. > > Linus
Thanks, Al
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